CN106487938A

CN106487938A - The retransmission method of domain name and device

Info

Publication number: CN106487938A
Application number: CN201510524792.7A
Authority: CN
Inventors: 高春生; 武云飞; 魏煜
Original assignee: ZTE Corp
Current assignee: Nanjing ZTE New Software Co Ltd
Priority date: 2015-08-24
Filing date: 2015-08-24
Publication date: 2017-03-08
Anticipated expiration: 2035-08-24
Also published as: WO2017032145A1; CN106487938B

Abstract

The invention provides a kind of retransmission method of domain name and device, wherein, the method includes：The request message that the equipment being connected with home gateway is sent is received, wherein, in request message, carries domain name to be forwarded；Conversion link and destination address of the lookup mark of lookup and equipment with corresponding relation from the domain name forward table being pre-configured with, wherein, the lookup mark of equipment includes：The device type of equipment and/or domain name expression formula；If lookup conversion link of the mark with corresponding relation with equipment and destination address is found, domain name is sent to destination address according to conversion link, by the present invention, solves the problems, such as to carry out, to the domain name of different business, control of classifying in correlation technique.

Description

The retransmission method of domain name and device

Technical field

The present invention relates to the communications field, in particular to a kind of retransmission method of domain name and device.

Background technology

IPTV service and business of networking are the basic services of domestic consumer, in home gateway configuration, usually configure one Route virtual link is used for surfing the Net, and IPTV service is then realized by way of configuring bridge joint virtual link bundling port. For IPTV service, lower on-hook top box PPPOE dials or DHCP (Dynamic Host Configuration Protocol, referred to as DHCP) obtain big net address.Difference being required current family gateway equipment more Port under hang different equipment, i.e. IPTV service and can only be carried out in fixing port, and business of networking is at other Port is carried out, and also relating to lower extension multiple Web TV (abbreviation IPTV) equipment not only bad for operation expanding will distribute The problem of multiple big net address.

On the other hand, for the equipment for being configured with multirouting link, method and plan that suitably control domain name is not forwarded Slightly, it is impossible to realize the personalized customization of business.

Content of the invention

The invention provides a kind of retransmission method of domain name and device, so that at least solve can not be to different business in correlation technique Domain name carry out classify control problem.

According to an aspect of the invention, there is provided a kind of retransmission method of domain name, including:Receive and be connected with home gateway Equipment send request message, wherein, in the request message, carry domain name to be forwarded；From the domain being pre-configured with Lookup conversion link of the mark with corresponding relation with the equipment and destination address, wherein, institute is searched in name forward table The lookup mark for stating equipment includes：The device type of the equipment and/or domain name expression formula；If finding and the equipment Lookup conversion link of the mark with corresponding relation and destination address, then domain name is sent according to the conversion link To the destination address.

Further, the lookup of the equipment is designated the device type of the equipment, wherein, described from being pre-configured with Searching lookup conversion link of the mark with corresponding relation with the equipment and destination address in domain name forward table includes：From The source address of the equipment is obtained in the request message；Acquisition is had described in corresponding relation with the source address of the equipment The device type of equipment；Search from domain name forward table, with the device type of the equipment, there is corresponding relation The conversion link and the destination address.

Further, before the request message of the equipment transmission being connected with home gateway is received, also include：Set for described Back-up joins the source address；The facility information that the equipment is sent from the source address is received, wherein, the equipment letter Cease the device type for identifying the equipment；Obtain the device type of the equipment of facility information mark；Storage The source address and the corresponding relation of the facility information.

Further, the lookup of the equipment is designated the device type of the equipment, wherein, described from being pre-configured with Searching lookup conversion link of the mark with corresponding relation with the equipment and destination address in domain name forward table includes：From The type identification information for identifying the device type of the equipment is obtained in the request message；Obtain the type identification The device type of the equipment identified by information；The device type tool with the equipment is searched from domain name forward table There are the conversion link of corresponding relation and the destination address.

Further, identify with corresponding relation with the lookup of the equipment searching from the domain name forward table being pre-configured with Conversion link and destination address before, also include：Configuration information is received, wherein, the configuration information is used for indicating extremely Few one group of device type with corresponding relation, conversion link, destination address；By the configuration information indicate described in extremely Few one group of device type with corresponding relation, conversion link, destination address are configured in domain name forward table.

Further, the reception configuration information includes：Receive dynamic host configuration protocol DHCP server to send really Recognize message, wherein, self-defining Optional Field carries the configuration information in the confirmation message.

Further, the lookup of the equipment is designated the domain name expression formula of the equipment, wherein, described from being pre-configured with Domain name forward table in search lookup conversion link of the mark with corresponding relation with the equipment and destination address and include： Domain name is obtained from the request message；The domain name expression that mates with domain name is searched in domain name forward table Formula；If finding the domain name expression formula that mates with domain name, obtain from domain name forward table and the domain The domain name expression formula of name coupling has the conversion link of corresponding relation and the destination address.

Further, described search in domain name forward table the domain name expression formula mated with domain name include following it One：Search whether there is the domain name expression formula for meeting first condition in domain name forward table, wherein, described meet the The domain name expression formula of one condition is included in domain name for the character of domain name expression formula；If there is the satisfaction first The domain name expression formula of condition, then using the domain name expression formula for meeting first condition as described in finding and domain name The domain name expression formula of coupling；Search whether there is the domain name expression formula for meeting second condition in domain name forward table, its In, the domain name expression formula for meeting second condition is identical with the character in domain name for the character of domain name expression formula； If there is the domain name expression formula for meeting second condition, using the domain name expression formula for meeting second condition as lookup The domain name expression formula that the described and domain name for arriving mates；Search whether that presence meets Article 3 in domain name forward table The domain name expression formula of part, wherein, the domain name expression formula for meeting second condition be domain name expression formula in do not exist with Character in domain name is identical and character of domain name expression formula is not included in domain name；If there is the satisfaction The domain name expression formula of third condition, then using the domain name expression formula for meeting third condition as described in finding with described The domain name expression formula of domain name coupling.

Further, the lookup of the equipment is designated the device type of the equipment and the domain name expression formula of the equipment, Wherein, the lookup forwarding of the mark with corresponding relation that searches from the domain name forward table being pre-configured with the equipment Link and destination address include：Source address and the domain name of the equipment is obtained from the request message；Obtain and institute State equipment source address have corresponding relation the equipment the device type, and from domain name forward table search There is the first conversion link and first destination address of corresponding relation with the device type of the equipment；Forward in domain name The domain name expression formula that mates with domain name is searched in table, if finding the domain name expression formula that mates with domain name, Second forwarding chain that the domain name expression formula with domain name mated have corresponding relation is then obtained from domain name forward table Road and the second destination address；Judge whether first conversion link is identical with second conversion link and described first Whether destination address is identical with second destination address；If first conversion link is identical with second conversion link, And first destination address is identical with second destination address, then by first conversion link and the first destination address As the conversion link and destination address with the lookup mark of the equipment with corresponding relation that find.

Further, the lookup of the equipment is designated the device type of the equipment and the domain name expression formula of the equipment, Wherein, the lookup forwarding of the mark with corresponding relation that searches from the domain name forward table being pre-configured with the equipment Link and destination address include：The type identification for identifying the device type of the equipment is obtained from the request message Information and domain name；The device type of the equipment identified by the type identification information is obtained, and from domain name The first conversion link and the first destination address that there is corresponding relation with the device type of the equipment is searched in forward table；? The domain name expression formula that mates with domain name is searched in domain name forward table, if mate with domain name described in finding Domain name expression formula, then obtained the domain name expression formula that is mated with domain name from domain name forward table and have corresponding relation Second conversion link and the second destination address；Judge whether first conversion link identical with second conversion link, And whether first destination address is identical with second destination address；If first conversion link with described second turn Send out that link is identical and first destination address is identical with second destination address, then will first conversion link with First destination address is used as the conversion link and destination with the lookup mark of the equipment with corresponding relation for finding Location.

Further, identify with corresponding with the lookup of the equipment in described lookup from the domain name forward table being pre-configured with Before the conversion link of relation and destination address, also include：It is configured to indicate that the strategy for selecting domain name forward table Information, wherein, the policy information is used for indicating one below：It is right to have with the device type of the equipment for selection The conversion link that should be related to and the domain name forward table of destination address；For selecting the domain name with the equipment to have corresponding relation Conversion link and destination address domain name forward table；For selecting and the device type of the equipment and the domain of the equipment Name has the conversion link of corresponding relation and the domain name forward table of destination address.

According to a further aspect in the invention, there is provided a kind of retransmission unit of domain name, including:First receiver module, is used for The request message that the equipment being connected with home gateway is sent is received, wherein, in the request message, carries domain to be forwarded Name；Searching modul, is closed with corresponding with the lookup of equipment mark for searching from the domain name forward table being pre-configured with The conversion link of system and destination address, wherein, the lookup mark of the equipment includes：The device type of the equipment and/ Or domain name expression formula；Sending module, if the lookup for finding with the equipment identifies the forwarding chain with corresponding relation Road and destination address, then be sent to the destination address according to the conversion link by domain name.

Further, the lookup of the equipment is designated the device type of the equipment, and the searching modul includes：First Acquiring unit, for obtaining the source address of the equipment from the request message；Second acquisition unit, for obtain with The source address of the equipment has the device type of the equipment of corresponding relation；First searching unit, for from institute State to search in domain name forward table, with the device type of the equipment, there is the conversion link of corresponding relation and the purpose Address.

Further, described device also includes：Distribute module, for receiving what the equipment being connected with home gateway was sent Before request message, it is that the equipment distributes the source address；Second receiver module, for receiving the equipment from described The facility information sent in source address, wherein, the facility information is used for identifying the device type of the equipment；Obtain mould Block, for obtaining the device type of the equipment of facility information mark；Memory module, for storing source ground Location and the corresponding relation of the facility information.

Further, the lookup of the equipment is designated the device type of the equipment, and the searching modul includes：3rd Acquiring unit, for obtaining the type identification information for identifying the device type of the equipment from the request message； 4th acquiring unit, for obtaining the device type of the equipment identified by the type identification information；Second searches list Unit searches the conversion link and the institute for having corresponding relation with the device type of the equipment from domain name forward table State destination address.

Further, described device also includes：3rd receiver module, for looking into from the domain name forward table being pre-configured with Before looking for the lookup with the equipment to identify conversion link and destination address with corresponding relation, configuration information is received, its In, the configuration information is used for indicating that least one set has the device type of corresponding relation, conversion link, destination address； First configuration module, the least one set for indicating the configuration information have the device type of corresponding relation, turn Send out link, destination address to configure in domain name forward table.

Further, the lookup of the equipment is designated the domain name expression formula of the equipment, and the searching modul includes：The Five acquiring units, for obtaining domain name from the request message；3rd searching unit, for turning in domain name Deliver the middle domain name expression formula that searches and mate with domain name；6th acquiring unit, if described with the domain for finding The domain name expression formula of name coupling, then it is right that the domain name expression formula that acquisition is mated with domain name from domain name forward table has The conversion link that should be related to and the destination address.

Further, the 3rd searching unit searches the domain name expression that mates with domain name in domain name forward table Formula includes one below：Search whether there is the domain name expression formula for meeting first condition in domain name forward table, wherein, The domain name expression formula for meeting first condition is included in domain name for the character of domain name expression formula；If there is institute The domain name expression formula for meeting first condition is stated, then using the domain name expression formula for meeting first condition as described in finding The domain name expression formula that mates with domain name；Search whether there is the domain name for meeting second condition in domain name forward table Expression formula, wherein, the domain name expression formula for meeting second condition is in the character and domain name of domain name expression formula Character identical；If there is the domain name expression formula for meeting second condition, by the domain name table for meeting second condition Formula is reached as the domain name expression formula that mates with domain name described in finding；Search whether to deposit in domain name forward table Meeting the domain name expression formula of third condition, wherein, the domain name expression formula for meeting second condition is expressed for domain name There is no identical with the character in domain name and domain name expression formula character to be not included in domain name in formula；If There is the domain name expression formula for meeting third condition, then using the domain name expression formula for meeting third condition as finding The domain name expression formula that mates with domain name.

Further, the lookup of the equipment is designated the device type of the equipment and the domain name expression formula of the equipment, The searching modul includes：7th acquiring unit, for obtaining source address and the institute of the equipment from the request message State domain name；First processing units, the source address for obtaining with the equipment have described in the equipment of corresponding relation Device type, and the first forwarding that there is corresponding relation with the device type of the equipment is searched from domain name forward table Link and the first destination address；Second processing unit, is mated with domain name for lookup in domain name forward table Domain name expression formula, if finding the domain name expression formula that is mated with domain name, is obtained from domain name forward table The domain name expression formula that mates with domain name has the second conversion link of corresponding relation and the second destination address；First judges Unit, for judging first conversion link and first destination address whether identical with second conversion link Whether identical with second destination address；First determining unit, if for first conversion link with described second turn Send out that link is identical and first destination address is identical with second destination address, then will first conversion link with First destination address is used as the conversion link and destination with the lookup mark of the equipment with corresponding relation for finding Location.

Further, the lookup of the equipment is designated the device type of the equipment and the domain name expression formula of the equipment, The searching modul includes：8th acquisition module, for obtaining for identifying setting for the equipment from the request message The type identification information of standby type and domain name；3rd processing unit, is identified for obtaining the type identification information The equipment device type, and search from domain name forward table with the device type of the equipment have corresponding pass First conversion link of system and the first destination address；Fourth processing unit, for searching and institute in domain name forward table The domain name expression formula of domain name coupling is stated, if the domain name expression formula that mates with domain name is found, from domain name The second conversion link and the second purpose that the domain name expression formula that mates with domain name has corresponding relation is obtained in forward table Address；Second judging unit, for judging first conversion link and institute whether identical with second conversion link State the first destination address whether identical with second destination address；Second determining unit, if forward chain for described first Road is identical with second conversion link and first destination address is identical with second destination address, then will be described First conversion link and the first destination address are used as lookup mark the turning with corresponding relation with the equipment for finding Send out link and destination address.

Further, described device also includes：Second configuration module, for forwarding from the domain name being pre-configured with described Before searching lookup conversion link of the mark with corresponding relation and the destination address with the equipment in table, it is configured to refer to Show the policy information for selecting domain name forward table, wherein, the policy information is used for indicating one below：For selecting There is the conversion link of corresponding relation and the domain name forward table of destination address with the device type of the equipment；For select with The domain name of the equipment has the domain name forward table of the conversion link of corresponding relation and destination address；For selecting to set with described The domain name of standby device type and the equipment has the domain name forward table of the conversion link of corresponding relation and destination address.

By the present invention, using the request message for receiving the equipment transmission being connected with home gateway, wherein, the request report Domain name to be forwarded is carried in text；Search from the domain name forward table being pre-configured with and have with the lookup of equipment mark The conversion link of corresponding relation and destination address, wherein, the lookup mark of the equipment includes：The equipment class of the equipment Type and/or domain name；If finding lookup conversion link of the mark with corresponding relation with the equipment and destination Location, then domain name is sent to the mode of the destination address according to the conversion link, is solved in correlation technique not The problem of classification control can be carried out to the domain name of different business, meet the classification control of user's domain name under multiple business scene System, does not require that user carries out specifically configured and port using restriction.

Description of the drawings

Accompanying drawing described herein is used for providing a further understanding of the present invention, constitutes the part of the application, the present invention Schematic description and description be used for explain the present invention, do not constitute inappropriate limitation of the present invention.In the accompanying drawings：

Fig. 1 is the flow chart of the retransmission method of domain name according to embodiments of the present invention；

Fig. 2 is the structured flowchart of the retransmission unit of domain name according to embodiments of the present invention；

Fig. 3 is the alternative construction block diagram one of the retransmission unit of domain name according to embodiments of the present invention；

Fig. 4 is the alternative construction block diagram two of the retransmission unit of domain name according to embodiments of the present invention；

Fig. 5 is the alternative construction block diagram three of the retransmission unit of domain name according to embodiments of the present invention；

Fig. 6 is the structured flowchart of the 3rd receiver module according to embodiments of the present invention；

Fig. 7 is the alternative construction block diagram five of the retransmission unit of domain name according to embodiments of the present invention；

Fig. 8 is the alternative construction block diagram six of the retransmission unit of domain name according to embodiments of the present invention；

Fig. 9 is the alternative construction block diagram seven of the retransmission unit of domain name according to embodiments of the present invention；

Figure 10 is the alternative construction block diagram eight of the retransmission unit of domain name according to embodiments of the present invention；

Figure 11 is the schematic flow sheet one of the domain name retransmission method of alternative embodiment of the present invention；

Figure 12 is the schematic flow sheet two of the domain name retransmission method of alternative embodiment of the present invention；

Figure 13 is the schematic flow sheet three of the domain name retransmission method of alternative embodiment of the present invention；

Figure 14 is the equipment domain name forward table acquisition module workflow diagram of alternative embodiment of the present invention；

Figure 15 is the description domain name forward table acquisition module workflow diagram of alternative embodiment of the present invention；

Figure 16 is the domain name forwarding module workflow diagram of alternative embodiment of the present invention.

Specific embodiment

Below with reference to accompanying drawing and in conjunction with the embodiments describing the present invention in detail.It should be noted that in the feelings that does not conflict Under condition, the embodiment in the application and the feature in embodiment can be mutually combined.

It should be noted that description and claims of this specification and the term " first " in above-mentioned accompanying drawing, " second " Etc. be for distinguishing similar object, without for describing specific order or precedence.

A kind of retransmission method of domain name is provided in the present embodiment, Fig. 1 is the forwarding of domain name according to embodiments of the present invention The flow chart of method, as shown in figure 1, the flow process comprises the steps：

Step S102, receives the request message that the equipment being connected with home gateway is sent, and wherein, carries in request message There is domain name to be forwarded；

Step S104, searches lookup mark the turning with corresponding relation with equipment from the domain name forward table being pre-configured with Link and destination address is sent out, wherein, the lookup mark of equipment includes：The device type of equipment and/or domain name expression formula；

Step S106, if finding lookup conversion link of the mark with corresponding relation with equipment and destination address, Domain name is sent to destination address according to conversion link.

By the present invention, using the request message for receiving the equipment transmission being connected with home gateway, wherein, the request report Domain name to be forwarded is carried in text；Search from the domain name forward table being pre-configured with and have with the lookup of equipment mark The conversion link of corresponding relation and destination address, wherein, the lookup mark of the equipment includes：The equipment class of the equipment Type and/or domain name；If finding lookup conversion link of the mark with corresponding relation with the equipment and destination Location, then domain name is sent to the mode of the destination address according to the conversion link, is solved in correlation technique not Can to the domain name of different business carry out classify control problem, meet user under multiple business application scenarios domain name point Class controls, and does not require that user carries out specifically configured and port using restriction.

Optionally, the lookup mark of equipment can be divided into three kinds of application scenarios, and the first application scenarios is the lookup mark of equipment When knowing the device type for equipment, when second application scenarios are designated the lookup of equipment for the lookup of equipment and are designated domain name, The third application scenarios is designated the lookup of equipment for the lookup of equipment and is designated device type and the domain name of equipment.Below According in the optional embodiment of the present embodiment, respectively above-mentioned three kinds of application scenarios are further described.

In the first application scenarios, when the lookup of equipment is designated the device type of equipment, according to the optional of the present embodiment In embodiment, search from the domain name forward table being pre-configured with and the lookup of equipment identifies the forwarding chain with corresponding relation Road and destination address include：

S11, obtains the source address of equipment from request message；

S12, the source address of acquisition and equipment have the device type of the equipment of corresponding relation；

S13, from domain name forward table, the device type of lookup and equipment has conversion link and the destination address of corresponding relation.

According to the optional embodiment of the present embodiment, before the request message of the equipment transmission being connected with home gateway is received, Also include：

S21, is equipment distribution source address；

S22, the facility information that receiving device is sent from source address, wherein, facility information is used for identifying the equipment of equipment Type；

S23, obtains the device type of the equipment of facility information mark；

S24, stores the corresponding relation of source address and facility information.

According to the optional embodiment of the present embodiment, the lookup mark with equipment is searched from the domain name forward table being pre-configured with Conversion link and destination address with corresponding relation includes：

S31, obtains the type identification information for identifying the device type of equipment from request message；

S32, obtains the device type of the equipment identified by type identification information；

S33, from domain name forward table, the device type of lookup and equipment has conversion link and the destination address of corresponding relation.

In the optional embodiment according to the present embodiment, when the lookup in equipment is designated the device type of equipment, from Search in the domain name forward table being pre-configured with and the lookup of equipment identifies conversion link and destination address with corresponding relation Before, also include：

S41, receive configuration information, wherein, configuration information be used for indicate least one set have corresponding relation device type, Conversion link, destination address；

S42, the least one set that configuration information is indicated have the device type of corresponding relation, conversion link, destination address Configuration is in domain name forward table.

Optionally, receiving configuration information can be for receiving the confirmation confirmation message that Dynamic Host Configuration Protocol server sends, in the present embodiment In can be ACK message, wherein, in the confirmation message, self-defining Optional Field is (if ACK message is then OPTION field) carry configuration information.

Second according to embodiments of the present invention application scenarios, when the lookup of equipment is designated the domain name expression formula of equipment, from Search in the domain name forward table being pre-configured with and the lookup of equipment identifies conversion link and destination address with corresponding relation Including：

S51, obtains domain name from request message；

S52, searches the domain name expression formula that mates with domain name in domain name forward table；

S53, if finding the domain name expression formula that mates with domain name, obtains the domain that mates with domain name from domain name forward table Name expression formula has conversion link and the destination address of corresponding relation.

Optionally, in second application scenarios, searching the domain name expression formula that is mated with domain name in domain name forward table is included One below：

Search whether there is the domain name expression formula for meeting first condition in domain name forward table, wherein, meet first condition Domain name expression formula is included in domain name for the character of domain name expression formula；If there is the domain name expression formula for meeting first condition, Using the domain name expression formula for meeting first condition as the domain name expression formula that mates with domain name for finding；

Search whether there is the domain name expression formula for meeting second condition in domain name forward table, wherein, meet second condition Domain name expression formula is identical with the character in domain name for the character of domain name expression formula；If there is the domain name expression for meeting second condition Formula, then using the domain name expression formula for meeting second condition as the domain name expression formula that mates with domain name for finding；

Search whether there is the domain name expression formula for meeting third condition in domain name forward table, wherein, meet second condition Domain name expression formula is there is no identical with the character in domain name and domain name expression formula character in domain name expression formula to be not included in In domain name；If there is the domain name expression formula for meeting third condition, using the domain name expression formula for meeting third condition as lookup The domain name expression formula that mates with domain name for arriving.

The third according to embodiments of the present invention application scenarios, the lookup of equipment are designated the device type of equipment and equipment Domain name expression formula, searches from the domain name forward table being pre-configured with and the lookup of equipment identifies the forwarding chain with corresponding relation Road and destination address include：

S61, obtains source address and the domain name of equipment from request message；

S62, the source address of acquisition and equipment have the device type of the equipment of corresponding relation, and look into from domain name forward table The device type with equipment is looked for have the first conversion link and first destination address of corresponding relation；

S63, searches the domain name expression formula that mates with domain name, if finding the domain name that mates with domain name in domain name forward table Expression formula, then obtain the second conversion link that the domain name expression formula that mates with domain name has corresponding relation from domain name forward table With the second destination address；

S64, judges the first conversion link and whether identical and the first destination address of the second conversion link and the second destination Whether location is identical；

S65, if the first conversion link is identical with the second conversion link and the first destination address is identical with the second destination address, Then using the first conversion link and the first destination address as lookup mark the turning with corresponding relation with equipment for finding Send out link and destination address.

According to embodiments of the present invention the 3rd under application scenarios, search from the domain name forward table being pre-configured with and equipment Searching conversion link and destination address of the mark with corresponding relation includes：

S71, obtains type identification information and the domain name of device type for identifying equipment from request message；

S72, obtains the device type of the equipment identified by type identification information, and searches and equipment from domain name forward table Device type there is the first conversion link and first destination address of corresponding relation；

S73, searches the domain name expression formula that mates with domain name, if finding the domain name that mates with domain name in domain name forward table Expression formula, then obtain the second conversion link that the domain name expression formula that mates with domain name has corresponding relation from domain name forward table With the second destination address；

S74, judges the first conversion link and whether identical and the first destination address of the second conversion link and the second destination Whether location is identical；

S75, if the first conversion link is identical with the second conversion link and the first destination address is identical with the second destination address, Then using the first conversion link and the first destination address as lookup mark the turning with corresponding relation with equipment for finding Send out link and destination address.

Based on above-mentioned three kinds of application scenarios, in an alternative embodiment of the invention, from the domain name forward table being pre-configured with Before conversion link and destination address of the lookup mark of middle lookup and equipment with corresponding relation, the method for the present embodiment is also Can include：Be configured to indicate that select domain name forward table policy information, wherein, policy information be used for indicate following it One：For selecting the device type with equipment to have the conversion link of corresponding relation and the domain name forward table of destination address；With There is the conversion link of corresponding relation and the domain name forward table of destination address in selection with the domain name of equipment；For selecting and setting The domain name of standby device type and equipment has the domain name forward table of the conversion link of corresponding relation and destination address.Namely Say, sequence, i.e. the domain name table of priority can be carried out for three kinds of application scenarios in the present embodiment according to the policy information The coupling for reaching formula can be the coupling of device type or the coupling of domain name or device type with domain name while mating.

Through the above description of the embodiments, those skilled in the art is can be understood that according to above-described embodiment Method can add the mode of required general hardware platform by software to realize, naturally it is also possible to by hardware, but a lot In the case of the former is more preferably embodiment.Based on such understanding, technical scheme is substantially in other words to existing The part for having technology to contribute can be embodied in the form of software product, and the computer software product is stored in one In storage medium (as ROM/RAM, magnetic disc, CD), use so that a station terminal equipment (can including some instructions To be mobile phone, computer, server, or the network equipment etc.) method that executes each embodiment of the present invention.

A kind of retransmission unit of domain name is additionally provided in the present embodiment, and the device is used for realizing above-described embodiment and preferred reality Mode is applied, had carried out repeating no more for explanation.As used below, term " module " can realize predetermined work( The software of energy and/or the combination of hardware.Device although described by following examples is preferably realized with software, but Hardware, or the realization of the combination of software and hardware is also may and to be contemplated.

Fig. 2 is the structured flowchart of the retransmission unit of domain name according to embodiments of the present invention, as shown in Fig. 2 the device includes： First receiver module 20, for receiving the request message that the equipment being connected with home gateway is sent, wherein, in request message Carry domain name to be forwarded；Searching modul 22, for searching the lookup with equipment from the domain name forward table being pre-configured with Conversion link and destination address of the mark with corresponding relation, wherein, the lookup mark of equipment includes：The equipment class of equipment Type and/or domain name expression formula；Sending module 24, if for finding lookup mark the turning with corresponding relation with equipment Link and destination address is sent out, then domain name is sent to destination address according to conversion link.

Fig. 3 is the alternative construction block diagram one of the retransmission unit of domain name according to embodiments of the present invention, as shown in figure 3, setting When standby lookup is designated the device type of equipment, the device except include Fig. 2 shown in all modules in addition to, searching modul 22 Also include：First acquisition unit 30, for obtaining the source address of equipment from request message；Second acquisition unit 32, It is of coupled connections with first acquisition unit 30, for obtaining the equipment class of the equipment that there is corresponding relation with the source address of equipment Type；First searching unit 34, is of coupled connections with second acquisition unit 32, for searching and equipment from domain name forward table Device type there is conversion link and the destination address of corresponding relation.

Fig. 4 is the alternative construction block diagram two of the retransmission unit of domain name according to embodiments of the present invention, as shown in figure 4, the dress Put in addition to all modules shown in Fig. 3 are included, device also includes：Distribute module 40, for receiving and home network connection Before the request message that the equipment for connecing sends, it is equipment distribution source address；Second receiver module 42, with distribute module 40 It is of coupled connections, for the facility information that receiving device is sent from source address, wherein, facility information is used for identifying equipment Device type；Acquisition module 44, for obtaining the device type of the equipment of facility information mark；Memory module 46, with Second receiver module 42 is of coupled connections, for storing the corresponding relation of source address and facility information.

Fig. 5 is the alternative construction block diagram three of the retransmission unit of domain name according to embodiments of the present invention, as shown in figure 5, setting When standby lookup is designated the device type of equipment, the device except include Fig. 2 shown in all modules in addition to, searching modul 22 Also include：3rd acquiring unit 50, for obtaining the type identification for identifying the device type of equipment from request message Information；4th acquiring unit 52, is of coupled connections with the 3rd acquiring unit 50, is identified for obtaining type identification information Equipment device type；Second searching unit 54, is of coupled connections with the 4th acquiring unit 52, for forwarding from domain name In table, the device type of lookup and equipment has conversion link and the destination address of corresponding relation.

Fig. 6 is the structured flowchart of the 3rd receiver module according to embodiments of the present invention, as shown in fig. 6, the lookup in equipment Be designated equipment device type when, in addition to all modules of the Fig. 2 to Fig. 5 shown in any one are included, device is also for the device Including：3rd receiver module 60, for having with the lookup mark of equipment in lookup from the domain name forward table being pre-configured with Before the conversion link of corresponding relation and destination address, configuration information is received, wherein, configuration information is used for indicating at least one Device type of the group with corresponding relation, conversion link, destination address；First configuration module 62, with the 3rd receiver module 60 are of coupled connections, and the least one set for indicating configuration information has the device type of corresponding relation, conversion link, mesh Address configuration in domain name forward table.

According in the optional embodiment for being originally embodiment, when the lookup in equipment is designated the device type of equipment, connect Receiving configuration information includes：The ACK message that Dynamic Host Configuration Protocol server sends is received, wherein, self-defining in ACK message OPTION field carries configuration information.

Fig. 7 is the alternative construction block diagram five of the retransmission unit of domain name according to embodiments of the present invention, as shown in fig. 7, setting When standby lookup is designated the device type of equipment, the device except include Fig. 2 shown in all modules in addition to, searching modul 22 Also include：5th acquiring unit 70, for obtaining domain name from request message；3rd searching unit 72, obtains with the 5th Take unit 70 to be of coupled connections, for searching the domain name expression formula that mates with domain name in domain name forward table；6th obtains list Unit 74, is of coupled connections with the 3rd searching unit 72, if for finding the domain name expression formula that is mated with domain name, from domain Obtain, in name forward table, conversion link and the destination address that the domain name expression formula that mates with domain name has corresponding relation.

According to optional embodiment of the present invention, when the lookup in equipment is designated the device type of equipment, the 3rd searching unit Searching the domain name expression formula that mates with domain name in domain name forward table includes one below：Search whether in domain name forward table There is the domain name expression formula for meeting first condition, wherein, meet the word of the domain name expression formula for domain name expression formula of first condition Symbol is included in domain name；If there is the domain name expression formula for meeting first condition, the domain name expression formula of first condition will be met As the domain name expression formula that mates with domain name for finding；Search whether to exist in domain name forward table and meet second condition Domain name expression formula, wherein, meets the domain name expression formula of second condition for the character phase in character and the domain name of domain name expression formula With；If exist meet the domain name expression formula of second condition, using the domain name expression formula for meeting second condition as finding The domain name expression formula that mates with domain name；Search whether there is the domain name expression formula for meeting third condition in domain name forward table, Wherein, the domain name expression formula for meeting second condition is there is no and domain name table identical with the character in domain name in domain name expression formula The character for reaching formula is not included in domain name；If there is the domain name expression formula for meeting third condition, third condition will be met Domain name expression formula is used as the domain name expression formula that mates with domain name for finding.

Fig. 8 is the alternative construction block diagram six of the retransmission unit of domain name according to embodiments of the present invention, and the lookup of equipment is designated The domain name expression formula of the device type of equipment and equipment, as shown in figure 8, the lookup in equipment is designated the equipment class of equipment During type, in addition to all modules shown in Fig. 2 are included, searching modul 22 includes the device：7th acquiring unit 80, uses In the source address and the domain name that obtain equipment from request message；First processing units 82, are coupled with the 7th acquiring unit 20 Connection, for obtaining the device type of the equipment for having corresponding relation with the source address of equipment, and looks into from domain name forward table The device type with equipment is looked for have the first conversion link and first destination address of corresponding relation；Second processing unit 84, It is of coupled connections with first processing units 82, for searching, in domain name forward table, the domain name expression formula that mates with domain name, if The domain name expression formula that mates with domain name is found, then the domain name expression formula that mates with domain name is obtained from domain name forward table and is had Second conversion link of corresponding relation and the second destination address；First judging unit 86, is coupled with second processing unit 84 Connection, for judging the first conversion link and whether identical and the first destination address of the second conversion link and the second destination Whether location is identical；First determining unit 88, is of coupled connections with the first judging unit 86, if for the first conversion link with Second conversion link is identical and the first destination address is identical with the second destination address, then by the first conversion link and the first mesh Address as the conversion link and destination address found with the lookup mark of equipment with corresponding relation.

Fig. 9 is the alternative construction block diagram seven of the retransmission unit of domain name according to embodiments of the present invention, and the lookup of equipment is designated The domain name expression formula of the device type of equipment and equipment, as shown in figure 9, the lookup in equipment is designated the equipment class of equipment During type, in addition to all modules shown in Fig. 2 are included, searching modul 22 includes the device：8th acquiring unit 90, uses Type identification information and domain name in the device type obtained from request message for identifying equipment；3rd processing unit 92, It is of coupled connections with the 8th acquiring unit 90, obtains with the 8th, for obtains setting for equipment that type identification information is identified Standby type, and the device type of lookup and equipment has first conversion link and first of corresponding relation from domain name forward table Destination address；Fourth processing unit 94, is of coupled connections with the 3rd processing unit 92, for searching in domain name forward table The domain name expression formula that is mated with domain name, if finding the domain name expression formula that is mated with domain name, is obtained from domain name forward table The domain name expression formula that mates with domain name has the second conversion link of corresponding relation and the second destination address；Second judging unit 96, it is of coupled connections with fourth processing unit 94, for judging whether the first conversion link and the second conversion link identical, And first destination address whether identical with the second destination address；Second determining unit 98, is coupled with the second judging unit 96 Connection, if identical with the second conversion link for the first conversion link and the first destination address is identical with the second destination address, Then using the first conversion link and the first destination address as lookup mark the turning with corresponding relation with equipment for finding Send out link and destination address.

Figure 10 is the alternative construction block diagram eight of the retransmission unit of domain name according to embodiments of the present invention, the lookup mark of equipment The domain name expression formula of device type and equipment for equipment, as shown in Figure 10, is designated setting for equipment in the lookup of equipment During standby type, in addition to all modules shown in Fig. 2 are included, device also includes the device：Second configuration module 100, uses Search in the domain name forward table that Yu Cong is pre-configured with and the lookup of equipment identifies conversion link and mesh with corresponding relation Address before, be configured to indicate that select domain name forward table policy information, wherein, policy information be used for indicate following One of：For selecting the device type with equipment to have the conversion link of corresponding relation and the domain name forward table of destination address； For selecting the domain name with equipment to have the conversion link of corresponding relation and the domain name forward table of destination address；For select with The domain name of the device type of equipment and equipment has the domain name forward table of the conversion link of corresponding relation and destination address.

This programme is described in detail with reference to the alternative embodiment of the present invention, this alternative embodiment describes a kind of family Entering the method that row of channels controls under the gateway device multi-service scene of front yard, and describe a kind of being directed under different business scene is carried out The strategy that domain name is forwarded, solves domain name forwarding problems under multi-service scene, meets different business demand scenes.This Alternative embodiment carries out the configuration of domain name forward table by certain agreement, such as passes through DHCP protocol or TR069 agreement etc. The forwarding of control domain name, TR069 agreement are one of technical specifications for being developed by DSL forum, and its full name is " CPE Wide area network management agreement ", also referred to as customer terminal equipment wide area network management agreement.For the domain name request of LAN side equipment, Nslookup forward table carries out domain name forwarding.This alternative embodiment proposes the domain name concept of forward table, defines domain name and turns Information is delivered, and solves the acquisition modes of relevant information.

The domain name forward table of this alternative embodiment includes following information：Device type, domain name expression formula, priority policy, Conversion link and IP address list.

Wherein, device type represents and hangs standby type information under home gateway, be under hang one of standby safety certification Point, device type information can pass through DHCP protocol dynamic access.For the distinct device that hangs under family gateway equipment, Address is obtained using DHCP mode, home gateway hangs standby under the DHCP OPTION60 acquisition of information by agreement Type information, that is, detect PC equipment or STB equipment etc..In addition, device type information can also be assisted by Tr069 View configuration.

Domain name expression formula represents the domain-name information of needs coupling, and for being mated with domain name request address, the information is permissible Absolute matches can also fuzzy matching.Domain name addresses is such as issued for " * iptv* ", as long as then containing " iptv " in domain name addresses Character then representative domain name expression formula the match is successful.

Priority policy represents and is forwarded that is, device type is preferential or domain name expression formula is preferential according to which kind of mode of priority. Priority policy can also be arranged by Tr069 agreement by home gateway default configuration or be changed.Such as arrange preferential As long as then device type mates the forwarding for then carrying out domain-name information to matching unit type, priority match domain name expression formula is such as set Then the match is successful then carries out the forwarding of domain-name information for domain name expression formula, is such as set to compatibility mode then device type and domain name table Reaching formula all the match is successful just carries out the forwarding of domain-name information.

Conversion link represents the path that the domain name is forwarded, that is, exist in the case of a plurality of virtual flow-line link by which virtuality Routing link is forwarded.As IPTV service is forwarded by the virtual flow-line link of IPTV, business of networking passes through INTERNET Virtual flow-line link forward.

IP address list, represents purpose domain name/IP address information, that is, the purpose IP address for forwarding.It can be one or many Individual IP address, or empty, empty situation represents that the domain name request that the match is successful is not forwarded.The feelings of multiple IP address Condition represents respectively to multiple IP address forwarding domain name request message.

If priority policy is configured to priority match device type, domain name matching condition is reduced to device type information, That is domain name forward table is degenerated into：

Device type, conversion link and IP address list.

It is equipment domain name forward table that this alternative embodiment defines this forwarding entry.Domain name is carried out by matching unit information Forwarding.For the distinct device that hangs under family gateway equipment, address is obtained using DHCP mode, home gateway passes through Standby type information is hung under the DHCP OPTION60 acquisition of information of agreement, that is, detect PC equipment or STB equipment. Standby information table is hung under home gateway Dynamic Maintenance.The domain name request message that such as PC equipment sends, virtual by surfing the Net Link is forwarded, the domain name request that STB equipment sends, and is forwarded by IPTV virtual flow-line link.

If priority policy is configured to priority match domain name expression formula, domain name matching condition is reduced to domain name expression formula letter Breath, i.e. domain name forward table are degenerated into：Domain name expression formula, conversion link and IP address list.

This alternative embodiment defines this forwarding entry for description domain name forward table, and description domain name forward table is by obtaining domain name Expression formula, conversion link and IP address list are generated.The acquisition modes of description domain name forward table can be assisted by DHCP View dynamic access.As DHCP standard agreement does not include the configuration to domain name, this patent extends DHCP OPTION Field, issues description domain name forward table information by self-defining DHCP OPTION.That is virtual flow-line chain road direction service Device issues description field famous-brand clock information by server when obtaining address.In addition, the acquisition of description domain name forward table can also Obtained by Tr069 agreement.

By this optional embodiment, the classification control of domain name under the integrated service scenes such as user's online or IPTV is met, Dynamic implement different pieces of information business is separated.Do not require that user carries out specifically configured and port using limiting, Project Realization and Deployment is simple, low cost, has certain guidance and promotional value for the lifting of access device integrated service.

The concrete application of this alternative embodiment and implementing procedure as follows：

Figure 11 is the schematic flow sheet one of the domain name retransmission method of alternative embodiment of the present invention, as shown in figure 11, optional reality Apply example 1 to comprise the steps：

Step S1101, route virtual link get IP address and domain-name information to server；

Home gateway is prefabricated or configures two route virtual links for carrying out business of networking and IPTV service by medium. Routing link obtains IP address and domain-name information by DHCP to server.

Step S1102, gives down and hangs back-up and join address；

Based on the processing mode of this alternative embodiment, LAN side equipment can arbitrarily be articulated in the LAN mouth of home gateway, LAN By DHCP protocol to home gateway applied address, equipment domain name forward table acquisition module obtains equipment after receiving to side apparatus Information, after carrying out facility information safety check, gives down and hangs back-up and join IP address.

Step S1103, generates equipment domain name forward table according to the facility information for obtaining；

Equipment domain name forward table is used for realizing distinct device to different routing link forwardings, wherein, equipment domain name forward table Contain device type, conversion link and purpose IP address link table information.As obtain equipment domain name forward table be：

Implication is to be forwarded by IPTV virtual flow-line link for the domain name request that STB sends, and purpose IP address are 10.10.10.10, the domain name request for sending for PC equipment, is forwarded by INTERNT virtual flow-line link, purpose IP address is 20.20.20.20.

Step S1104, processes the domain name request of LAN side, forwards according to equipment domain name forward table；

The domain name request message of parsing LAN side, by obtaining MAC, VLAN and the IP address information matches of message To device type information, forwarded according to equipment domain name forward table.

Step S105, processes domain name server (DNS) response message, is forwarded to LAN side equipment；

The DNS response message that resolution server is replied, extracts message information, such as IP address and TTL time etc., will report Text is forwarded to LAN side.

So far, flow process terminates.

Figure 12 is the schematic flow sheet two of the domain name retransmission method of alternative embodiment of the present invention, as shown in figure 12, optional reality Applying example 2 includes：

Step S1201, route virtual link are initiated DHCP request to server and carry self-defined OPTION request；

Self-defining OPTION information is carried in the embodiment in DHCP request message, and such as self-defined OPTION is 224.Request OPTION224 is carried when initiating DHCP request in OPTION55.Certainly, can in the flow process To support the request to OPTION121 or other related OPTION.

Step S1202, resolution server reply message, obtain IP address, and are retouched according to self-defined OPTION generation State domain name forward table；

Self-defining OPTION information is carried in the ACK message of Dynamic Host Configuration Protocol server, and such as OPTION 224, then solve Analysis OPTION224 acquisition of information domain name forwarding information, configuration description domain name forward table.Description domain name forward table is comprising such as Lower information：Domain name expression formula, conversion link and IP address list.Wherein domain name expression formula can be that accurate domain name also may be used To be to obscure domain name, it can also be multiple domain name/IP address that the list of domain name purpose IP address can be an IP address.Such as Issue following information：

As long as containing the information of " iptv " in first entry representation domain name request message then by the routing link of IPTV Forwarded, the purpose IP address of forwarding are 10.10.10.10；Second entry representation domain name request message is carried The domain name request of " zte.com.cn " is forwarded by IPTV routing link, and the purpose IP address of forwarding are 20.20.20.20； Article 3 represents forwarding by INTERNET routing link comprising " test.com ", purpose IP in domain name request message Address is 30.30.30.30.Article 4 represents domain name forwarding entry above by INTERNT in the case of not mating Routing link is forwarded, and the purpose IP address of forwarding are 40.40.40 and 50.50.50.50.Permissible by this control mode The domain name request for realizing the different business of same equipment is sent to different route virtual links or different domain name service Device.It is advantageously implemented the particularization customization of business.

Step S1203, obtains domain name forwarding priority；

Equipment domain name is carried out by domain name forwarding priority forwards preferential or description domain name to forward preferential control.As equipment Domain name forwards preferential then priority match facility information to forward, and such as description domain name forwards preferential then priority match domain name expression formula letter Breath.

Step S1204, obtains equipment domain name forward table；

The acquisition of device Domain name domain name forward table is identical the step of 102-103 with example 1.If need not be according to equipment Domain name forward table forwards this step ignore.

Step S1205, forwards domain name request according to domain name forward table；

For the domain name request message of LAN side, nslookup forward table, carry out according to the match condition of domain name forward table Forward.

Step S1206, processes domain name server (DNS) response message, is forwarded to LAN side equipment.

So far, flow process terminates.

Figure 13 is the schematic flow sheet three of the domain name retransmission method of alternative embodiment of the present invention, as shown in figure 13, optional reality Apply example 3 to comprise the steps：

Step S1301, Tr069 management medium issue domain name forwarding entry；

Domain name forwarding entry includes domain name addresses expression formula, purpose routing link and purpose IP address chained list.

Tr069 node as definition issues parameter：

InternetGatewayDevice.WANDevice.DNSForward.Dnspara=*iptv *

InternetGatewayDevice.WANDevice.DNSForward.WanInst=IPTV

InternetGatewayDevice.WANDevice.DNSForward.IPList=10.10. 10.10

The expression of representative domain name is that conversion link is IPTV for " * iptv* ", and purpose IP address are 10.10.10.

Step S1302, Tr069 management medium issue equipment domain name forwarding entry；

Equipment domain name forwarding entry includes device type, purpose routing link and purpose IP address chained list.

Step S1303, Tr069 management medium issue the device type for allowing to access；

It is controlled to accessing device type in this way, such as arranges and allow STB and PC is accessed, then other types Equipment cannot be accessed, it is achieved that equipment safety Access Control.

Step S1304, Tr069 management medium issue domain name forwarding priority；

By issuing domain name forwarding priority, setting domain name mode, i.e., preferential domain name forward table or equipment domain name forward table.

Step S1305, processes LAN side domain name request and forwards according to description domain name forward table or equipment domain name forward table.

This example is to realize description domain name forward table or equipment domain name forward table by Tr069 configuration mode.Can and example 1 and example 2 mixing application, realize both supported by DHCP protocol dynamic control generate description domain name forward table, support Reality by way of equipment domain name forward table is supported again by Tr069 management the issuing of medium is generated by dynamic access device type Existing domain name forward table.

So far, flow process terminates.

Figure 14 is the equipment domain name forward table acquisition module workflow diagram of alternative embodiment of the present invention, as shown in figure 14, Equipment domain name forward table acquisition module flow process is as follows：

Step S1401, processes the address acquisition request of LAN side；

For the DHCP request message of LAN side, the module hangs standby MAC, VLAN and equipment class under obtaining The information such as type.

Step S1402, facility information are checked；

Which can be realized by carrier customization with access network for equipment, it is also possible to joined by managing medium Put permission and access which equipment is accessed.Distribute address for the equipment for allowing to access, do not allow the equipment for accessing not to distribute Address.

Step S1403, recording equipment information simultaneously distribute address to equipment；

The facility information of record includes MAC, VLAN, device type and IP address.

Step S1404, generates equipment domain name forward table；

Inspection equipment domain name forward table whether there is same item, if there is then timer is updated, if there is no then creating Standby domain name forward table is built, and equipment domain name forward table ageing time is set；

So far, flow process terminates.

Figure 15 is the description domain name forward table acquisition module workflow diagram of alternative embodiment of the present invention, as shown in figure 15, Description domain name forward table acquisition module flow process is as follows：

Step S1501, description domain name forward table acquisition modes are selected；

The acquisition of description domain name forward table includes DHCP mode dynamic access or management medium configuration；

Step S1502, is obtained by DHCP protocol；

The self-defined DHCP OPTION of this acquisition modes, gets domain name forward table information by the OPTION；

Step S1503, manages medium by Tr069 and configures domain-name information；

Realized by way of fuzzy configuration, that is, certain class domain name is configured by certain routing link to specific domain name IP ground Location forwards；

Step S1504, generates description domain name forward table；

So far, flow process terminates.

Figure 16 is the domain name forwarding module workflow diagram of alternative embodiment of the present invention, and as shown in figure 16, domain name forwards mould Block workflow includes：

Step S1601, receives domain name request message；

Step S1602, extraction equipment information and domain name request information；

Step S1603, domain name forward table priority are selected；

Acquiescence first mates domain name forward table matching unit domain name forward table again on realizing, it is also possible to turned by managing medium configuration Send out priority.

Step S1604, forwards according to description domain name forward table or equipment domain name forward table；

Step S1605, parses DNS response message, DNS response message is sent to LAN side.

So far, flow process terminates.

Using optional embodiment of the present invention, home gateway is carried out different business and is all realized by routing mode.And inhomogeneity Type equipment can arbitrarily be plugged on certain or multiple LAN mouths, enhance extensibility.On the other hand, turned according to domain name Strategy is sent out, the message of different business is forwarded to different passages, reduce the impact of different interchannel messages and forward mistake. In addition, by the DHCP OPTION60 information realization arranged under hang standby identification, it is possible to achieve under hang Standby security control, that is, control undesirable equipment carry out related service, is set by obtaining facility information generation Standby domain name forward table, achieves description domain name by the mode of self-defining OPTION mode or Tr069 protocol configuration and turns The acquisition that delivers.Domain name retransmission method using this alternative embodiment, it is possible to achieve the personalized customization of special domain name is full The business separation scene such as foot online or IPTV is required.The family gateway equipment that application this alternative embodiment is realized, configuration spirit Living, it is convenient to realize, and low cost has wide market application foreground.

Certainly, the present embodiment can also have other embodiment, can such as mix several realities that application this alternative embodiment is mentioned The method that existing domain name is forwarded.And every kind of method all has much variable examples, such as by the implementation of equipment domain name forward table, Forwarded by different routing links according to different equipment in this example, it is also possible to medium is managed by Tr069 and is entered Row configuration, the such as certain domain name of certain kind equipment are asked by different routing links or are entered to the certain domain name of certain routing link Row request.In addition, this alternative embodiment should be mentioned that multiple services domain name forwards scene, for the list of a routing link One business scenario this patent is also applicable, such as allows to access some domain names by the control of domain name forward table or forbids some domains Name, or control the particular address transmission domain name request to many domain name addresses of single routing link.

The present embodiment is proposed and is respectively used to, by configuring a plurality of routing link, the method for carrying out different business, and proposes control The strategy that domain name processed is forwarded, it is proposed that create the several method of domain name forward table, by different domain name request message by not Same route virtual link is forwarded, it is achieved that the classification to different business or certain domain name controls.

It should be noted that above-mentioned modules can be by software or hardware to realize, for the latter, Ke Yitong Cross in the following manner to realize, but not limited to this：Above-mentioned module is respectively positioned in same processor；Or, above-mentioned module distinguishes position In multiple processors.

Embodiments of the invention additionally provide a kind of storage medium.Alternatively, in the present embodiment, above-mentioned storage medium can To be arranged to store the program code for executing following steps：

S1, receives the request message that the equipment being connected with home gateway is sent, wherein, carries to be forwarded in request message Domain name；

S2, search from the domain name forward table being pre-configured with lookup conversion link of the mark with corresponding relation with equipment and Destination address, wherein, the lookup mark of equipment includes：The device type and/or domain name of equipment；

S3, if finding lookup conversion link of the mark with corresponding relation with equipment and destination address, according to forwarding Domain name is sent to destination address by link.

Alternatively, in the present embodiment, above-mentioned storage medium can be included but is not limited to：USB flash disk, read-only storage (ROM, Read-Only Memory), random access memory (RAM, Random Access Memory), portable hard drive, Magnetic disc or CD etc. are various can be with the medium of store program codes.

Obviously, those skilled in the art should be understood that each module of the above-mentioned present invention or each step can be with general Realizing, they can concentrate on single computing device computing device, or be distributed in multiple computing devices and constituted Network on, alternatively, they can be realized with the executable program code of computing device, it is thus possible to by they Storage is executed by computing device in the storage device, and in some cases, can be held with the order being different from herein The shown or described step of row, or they are fabricated to each integrated circuit modules respectively, or will be many in them Individual module or step are fabricated to single integrated circuit module to realize.So, the present invention is not restricted to any specific hardware Combine with software.

The preferred embodiments of the present invention are the foregoing is only, the present invention is not limited to, for the technology of this area For personnel, the present invention can have various modifications and variations.All within the spirit and principles in the present invention, made any Modification, equivalent, improvement etc., should be included within the scope of the present invention.

Claims

1. a kind of retransmission method of domain name, it is characterised in that include:

The request message that the equipment being connected with home gateway is sent is received, wherein, is carried in the request message and needs The domain name of forwarding；

Lookup forwarding of the mark with corresponding relation with the equipment is searched from the domain name forward table being pre-configured with Link and destination address, wherein, the lookup mark of the equipment includes：The device type of the equipment and/or domain Name expression formula；

If finding lookup conversion link of the mark with corresponding relation with the equipment and destination address, according to Domain name is sent to the destination address by the conversion link.

2. method according to claim 1, it is characterised in that the lookup of the equipment is designated the equipment of the equipment Type, wherein, described lookup from the domain name forward table being pre-configured with is identified with corresponding with the lookup of the equipment The conversion link of relation and destination address include：

The source address of the equipment is obtained from the request message；

Obtain the device type of the equipment that there is corresponding relation with the source address of the equipment；

The forwarding chain that there is corresponding relation with the device type of the equipment is searched from domain name forward table Road and the destination address.

3. method according to claim 2, it is characterised in that receiving asking for the equipment transmission that be connected with home gateway Before seeking message, also include：

Distribute the source address for the equipment；

The facility information that the equipment is sent from the source address is received, wherein, the facility information is used for identifying The device type of the equipment；

Obtain the device type of the equipment of facility information mark；

Store the corresponding relation of the source address and the facility information.

4. method according to claim 1, it is characterised in that the lookup of the equipment is designated the equipment of the equipment Type, wherein, described lookup from the domain name forward table being pre-configured with is identified with corresponding with the lookup of the equipment The conversion link of relation and destination address include：

The type identification information for identifying the device type of the equipment is obtained from the request message；

Obtain the device type of the equipment identified by the type identification information；

5. method according to any one of claim 1 to 4, it is characterised in that forwarding from the domain name being pre-configured with Before searching lookup conversion link of the mark with corresponding relation and the destination address with the equipment in table, also include：

Configuration information is received, wherein, the configuration information is used for indicating that least one set has the equipment class of corresponding relation Type, conversion link, destination address；

The least one set that the configuration information is indicated has the device type of corresponding relation, conversion link, mesh Address configuration in domain name forward table.

6. method according to claim 5, it is characterised in that the reception configuration information includes：

The confirmation message that dynamic host configuration protocol DHCP server sends is received, wherein, in the confirmation message Self-defining Optional Field carries the configuration information.

7. method according to claim 1, it is characterised in that the lookup of the equipment is designated the domain name of the equipment Expression formula, wherein, described lookup from the domain name forward table being pre-configured with is identified with right with the lookup of the equipment The conversion link that should be related to and destination address include：

Domain name is obtained from the request message；

The domain name expression formula that mates with domain name is searched in domain name forward table；

If finding the domain name expression formula that mates with domain name, obtain and institute from domain name forward table The domain name expression formula for stating domain name coupling has the conversion link of corresponding relation and the destination address.

8. method according to claim 7, it is characterised in that described search in domain name forward table and the domain The domain name expression formula of name coupling includes one below：

Search whether there is the domain name expression formula for meeting first condition in domain name forward table, wherein, described full The domain name expression formula of sufficient first condition is included in domain name for the character of domain name expression formula；If existing described Meet the domain name expression formula of first condition, then using the domain name expression formula for meeting first condition as the institute for finding State the domain name expression formula that mates with domain name；

Search whether there is the domain name expression formula for meeting second condition in domain name forward table, wherein, described full The domain name expression formula of sufficient second condition is identical with the character in domain name for the character of domain name expression formula；If depositing In the domain name expression formula for meeting second condition, then using the domain name expression formula for meeting second condition as lookup The domain name expression formula that the described and domain name for arriving mates；

Search whether there is the domain name expression formula for meeting third condition in domain name forward table, wherein, described full The domain name expression formula of sufficient second condition be domain name expression formula in do not exist identical with the character in domain name and The character of domain name expression formula is not included in domain name；If there is the domain name expression for meeting third condition Formula, then using the domain name expression formula for meeting third condition as the domain name that mates with domain name described in finding Expression formula.

9. method according to claim 1, it is characterised in that the lookup of the equipment is designated the equipment of the equipment The domain name expression formula of type and the equipment, wherein, described search from the domain name forward table being pre-configured with described Conversion link and destination address of the lookup mark of equipment with corresponding relation include：

Source address and the domain name of the equipment is obtained from the request message；

The device type of the equipment that there is corresponding relation with the source address of the equipment is obtained, and from domain name The first conversion link and the first destination that there is corresponding relation with the device type of the equipment is searched in forward table Location；

Search, in domain name forward table, the domain name expression formula mated with domain name, if described in finding with described The domain name expression formula of domain name coupling, then obtain the domain name expression formula that mates with domain name from domain name forward table The second conversion link and the second destination address with corresponding relation；

Judge first conversion link and first destination address whether identical with second conversion link with Whether second destination address is identical；

If first conversion link and first destination address identical with second conversion link and described Two destination addresses are identical, then using first conversion link and the first destination address as finding and the equipment Lookup conversion link of the mark with corresponding relation and destination address.

10. method according to claim 1, it is characterised in that the lookup of the equipment is designated the equipment of the equipment The domain name expression formula of type and the equipment, wherein, described search from the domain name forward table being pre-configured with described Conversion link and destination address of the lookup mark of equipment with corresponding relation include：

Obtain from the request message for the type identification information of the device type that identifies the equipment and described Domain name；

The device type of the equipment identified by the type identification information is obtained, and from domain name forward table Search the first conversion link and the first destination address that there is corresponding relation with the device type of the equipment；

11. methods according to claim 1, it is characterised in that search from the domain name forward table being pre-configured with described Before lookup with the equipment identifies conversion link and destination address with corresponding relation, also include：

The policy information for selecting domain name forward table is configured to indicate that, wherein, the policy information is used for indicating One below：For selecting the conversion link that there is corresponding relation with the device type of the equipment and destination address Domain name forward table；For selecting the domain name with the equipment to have the conversion link of corresponding relation and the domain of destination address Name forward table；For selecting the forwarding that there is corresponding relation with the device type of the equipment and the domain name of the equipment The domain name forward table of link and destination address.

12. a kind of retransmission units of domain name, it is characterised in that include:

First receiver module, for receiving the request message that the equipment being connected with home gateway is sent, wherein, described Domain name to be forwarded is carried in request message；

Searching modul, for searching with the lookup of equipment mark from the domain name forward table being pre-configured with right The conversion link that should be related to and destination address, wherein, the lookup mark of the equipment includes：The equipment of the equipment Type and/or domain name expression formula；

Sending module, if the lookup for finding with the equipment identifies conversion link and mesh with corresponding relation Address, then domain name is sent to the destination address according to the conversion link.

13. devices according to claim 12, it is characterised in that the lookup of the equipment is designated setting for the equipment Standby type, the searching modul include：

First acquisition unit, for obtaining the source address of the equipment from the request message；

Second acquisition unit, the source address for obtaining with the equipment have described in the equipment of corresponding relation Device type；

First searching unit, for searching with the device type of the equipment from domain name forward table with corresponding The conversion link of relation and the destination address.

14. devices according to claim 13, it is characterised in that described device also includes：

Distribute module, for before the request message that the equipment being connected with home gateway is sent is received, being described setting Back-up joins the source address；

Second receiver module, for receiving the facility information that the equipment is sent from the source address, wherein, institute Facility information is stated for identifying the device type of the equipment；

Acquisition module, for obtaining the device type of the equipment of facility information mark；

Memory module, for storing the corresponding relation of the source address and the facility information.

15. devices according to claim 12, it is characterised in that the lookup of the equipment is designated setting for the equipment Standby type, the searching modul include：

3rd acquiring unit, for obtaining the class for identifying the device type of the equipment from the request message Type identification information；

4th acquiring unit, for obtaining the device type of the equipment identified by the type identification information；

Second searching unit, for searching with the device type of the equipment from domain name forward table with corresponding The conversion link of relation and the destination address.

16. devices according to any one of claim 12 to 15, it is characterised in that described device also includes：

3rd receiver module, for searching the lookup mark with the equipment from the domain name forward table being pre-configured with Before conversion link and destination address with corresponding relation, configuration information is received, wherein, the configuration information is used In indicating that least one set has the device type of corresponding relation, conversion link, destination address；

First configuration module, the least one set for indicating the configuration information have the equipment of corresponding relation Type, conversion link, destination address are configured in domain name forward table.

17. devices according to claim 16, it is characterised in that the reception configuration information includes：

18. devices according to claim 12, it is characterised in that the lookup of the equipment is designated the domain of the equipment Name expression formula, the searching modul include：

5th acquiring unit, for obtaining domain name from the request message；

3rd searching unit, for searching the domain name expression formula that mates with domain name in domain name forward table；

6th acquiring unit, if for finding the domain name expression formula that mates with domain name, from the domain Obtain, in name forward table, the conversion link and the institute that the domain name expression formula that mates with domain name has corresponding relation State destination address.

19. devices according to claim 18, it is characterised in that the 3rd searching unit is in domain name forward table The middle domain name expression formula that mates with domain name of searching includes one below：

20. devices according to claim 12, it is characterised in that the lookup of the equipment is designated setting for the equipment Standby type and the domain name expression formula of the equipment, the searching modul include：

7th acquiring unit, for obtaining source address and the domain name of the equipment from the request message；

First processing units, the source address for obtaining with the equipment have described in the equipment of corresponding relation Device type, and search from domain name forward table and have the first of corresponding relation with the device type of the equipment Conversion link and the first destination address；

Second processing unit, for searching, in domain name forward table, the domain name expression formula that mates with domain name, If finding the domain name expression formula that mates with domain name, obtain from domain name forward table and the domain The domain name expression formula of name coupling has the second conversion link and second destination address of corresponding relation；

First judging unit, for judge first conversion link whether identical with second conversion link and Whether first destination address is identical with second destination address；

First determining unit, if identical with second conversion link and described for first conversion link One destination address is identical with second destination address, then using first conversion link and the first destination address as The conversion link with equipment lookup mark with corresponding relation that is finding and destination address.

21. devices according to claim 12, it is characterised in that the lookup of the equipment is designated setting for the equipment Standby type and the domain name expression formula of the equipment, the searching modul include：

8th acquiring unit, for obtaining the class for identifying the device type of the equipment from the request message Type identification information and domain name；

3rd processing unit, for obtaining the device type of the equipment identified by the type identification information, and Search from domain name forward table the first conversion link for there is corresponding relation with the device type of the equipment and First destination address；

Fourth processing unit, for searching, in domain name forward table, the domain name expression formula that mates with domain name, If finding the domain name expression formula that mates with domain name, obtain from domain name forward table and the domain The domain name expression formula of name coupling has the second conversion link and second destination address of corresponding relation；

Second judging unit, for judge first conversion link whether identical with second conversion link and Whether first destination address is identical with second destination address；

Second determining unit, if identical with second conversion link and described for first conversion link One destination address is identical with second destination address, then using first conversion link and the first destination address as The conversion link with equipment lookup mark with corresponding relation that is finding and destination address.

22. devices according to claim 12, it is characterised in that described device also includes：

Second configuration module, in the lookup that searches from the domain name forward table being pre-configured with the equipment Before conversion link and destination address of the mark with corresponding relation, selection domain name forward table is configured to indicate that Policy information, wherein, the policy information be used for indicate one below：For selecting the equipment with the equipment Type has the domain name forward table of the conversion link of corresponding relation and destination address；For selecting the domain with the equipment Name has the conversion link of corresponding relation and the domain name forward table of destination address；For selecting the equipment with the equipment The domain name of type and the equipment has the domain name forward table of the conversion link of corresponding relation and destination address.