CN103888358B - Routing method, device, system and gateway equipment - Google Patents

Routing method, device, system and gateway equipment Download PDF

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Publication number
CN103888358B
CN103888358B CN201210557152.2A CN201210557152A CN103888358B CN 103888358 B CN103888358 B CN 103888358B CN 201210557152 A CN201210557152 A CN 201210557152A CN 103888358 B CN103888358 B CN 103888358B
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China
Prior art keywords
url
ip address
corresponding
list
mobile terminal
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CN201210557152.2A
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Chinese (zh)
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CN103888358A (en
Inventor
李爱华
刘超
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中国移动通信集团公司
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Priority to CN201210557152.2A priority Critical patent/CN103888358B/en
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Abstract

The invention discloses a routing method, a device, a system and gateway equipment and aims to improve routing efficiency without increasing processing resource consumption of the gateway equipment when a user carries out business access through URL. The method comprises steps that: a business access request sent by a mobile terminal is received, and the business access request contains the uniform resource locator (URL); if the URL exists in a pre-stored URL list, an IP address corresponding to the URL is searched in an IP address list corresponding to the pre-stored URL; according to the searched IP address, a business server corresponding to the IP address is searched in corresponding relations of the pre-stored IP address and the business server; the business access request is routed to the searched business server.

Description

A kind of method for routing, device, system and gateway device

Technical field

The present invention relates to mobile internet technical field, more particularly to a kind of method for routing, device, system and gateway set It is standby.

Background technology

With the development of development of Mobile Internet technology, user is become more popular by mobile terminal accessing internet, is made To be communicated to the gateway device of extraneous internet, it needs to take certain types of data service directed routing to specific business Business device, based on this, when user passes through mobile terminal accessing internet, there are following two modes in gateway device route:

Mode one, user is according to purpose Internet protocol(Internet Protocol, IP)Address carries out data service visit Ask

Under this mode, access list of ip address is set in gateway device, gateway device is by recognizing IP address list In the IP address that includes, the data service that user accesses is routed to into corresponding service server.

Mode two, user is according to URL(URL, Universal Resource Locator)Carry out data Operational Visit

When user carries out data service according to URL to be accessed, first by mobile terminal to domain name system(Domain Name System, DNS)Server initiates URL inquiry requests, and dns server to mobile terminal returns response message, in response The IP address that the URL of user's inquiry is mapped is carried in message, afterwards, user initiates business and visits further according to the IP address for obtaining Ask request;Or url list is set on gateway device, so, gateway device asks report in the Operational Visit for receiving user Wen Shi, to the message L7DPI is carried out(Seven layer depth packet parsings), according to packet parsing result and the url list of setting, will The Operational Visit request of user is routed to corresponding service server.

In above two routing mode, when user carries out Operational Visit by URL, need first in first kind of way Corresponding purpose IP address are inquired about to dns server, routed path is increased, causes router efficiency low;In the second way, Need gateway device to carry out L7DPI parsings to the Operational Visit request message that user submits to, increased the process money of the network equipment The consumption in source.

The content of the invention

The embodiment of the present invention provides a kind of method for routing, device, system and gateway device, to be entered by URL as user During row Operational Visit, on the premise of the consumption of gateway device process resource is not increased, router efficiency is improved.

The embodiment of the present invention provides a kind of method for routing, including:

The Operational Visit request that mobile terminal sends is received, in the Operational Visit request URL is carried URL;

If the URL is present in the url list for prestoring, in the corresponding IP address of the URL for prestoring In list, the corresponding IP address of the URL is searched;

According to the IP address for finding, in corresponding relation of the IP address for prestoring with service server, institute is searched State the corresponding service server of IP address;And

Operational Visit request is routed to the service server for finding.

The embodiment of the present invention provides a kind of route device, including:

Memory cell, for storing uniform resource position mark URL list, and for the url list in it is each URL, stores the corresponding internet protocol address lists of the URL;

Receiving unit, for receiving the Operational Visit request of mobile terminal transmission, carries in the Operational Visit request Uniform resource position mark URL;

First searching unit, if be present in the url list for prestoring for the URL, in the institute for prestoring In stating the corresponding IP address lists of URL, the corresponding IP address of the URL is searched;

Second searching unit, for the IP address found according to first searching unit, on the IP ground for prestoring In the corresponding relation of location and service server, the corresponding service server of the IP address is searched;

Routing unit, for Operational Visit request to be routed to into the business service that second searching unit finds Device.

A kind of gateway device, including above-mentioned route device.

A kind of route system, including:

Mobile terminal, for when data service access is carried out, to gateway device Operational Visit request, the business being sent Uniform resource position mark URL is carried in access request;

The gateway device, for after the Operational Visit request that the mobile terminal device sends is received, if described Corresponding pass when URL is present in the url list for prestoring, between the URL for prestoring and internet protocol address In system, the corresponding IP address of the URL is searched;According to the IP address for finding, in the IP address and business service that prestore In the corresponding relation of device, the corresponding service server of the IP address is searched;And Operational Visit request is routed to into lookup The service server for arriving.

Method for routing provided in an embodiment of the present invention, device, system and gateway device, business is carried out in user by URL During data access, if the URL that the Operational Visit that user sends is carried in asking is present in the url list of itself storage, In the corresponding IP address lists of the URL for prestoring, the corresponding IP address of the URL is searched, and in the IP address for prestoring Service server corresponding with the IP address is searched in the corresponding relation of service server, by the Operational Visit for receiving request Be sent to the service server for finding, in above-mentioned routing procedure, mobile terminal without the need for the corresponding IP address of DNS query URL, Routed path is simplified, so as to improve router efficiency, simultaneously as gateway device is without the need for the Operational Visit request to receiving L7DPI parsings are carried out, therefore, the consumption of gateway device process resource will not be increased.

Other features and advantages of the present invention will be illustrated in the following description, also, the partly change from specification Obtain it is clear that or being understood by implementing the present invention.The purpose of the present invention and other advantages can be by the explanations write Specifically noted structure is realizing and obtain in book, claims and accompanying drawing.

Description of the drawings

Accompanying drawing described herein is used for providing a further understanding of the present invention, constitutes the part of the present invention, this Bright schematic description and description does not constitute inappropriate limitation of the present invention for explaining the present invention.In the accompanying drawings:

Fig. 1 is the implementation process diagram of method for routing in the embodiment of the present invention;

Fig. 2 is the method implementation process diagram that IP address list updates in the embodiment of the present invention;

Fig. 3 is that user carries out the handling process schematic diagram of data service access according to URL in the embodiment of the present invention;

Fig. 4 is the structural representation of route device in the embodiment of the present invention;

Fig. 5 is the structural representation of route system in the embodiment of the present invention.

Specific embodiment

In order to improve the real-time of the routing table update preserved on gateway device and update efficiency, the embodiment of the present invention is provided A kind of routing table update method, device, system and gateway device.

The preferred embodiments of the present invention are illustrated below in conjunction with Figure of description, it will be appreciated that described herein Preferred embodiment is merely to illustrate and explains the present invention, is not intended to limit the present invention, and in the case where not conflicting, this The feature in embodiment and embodiment in bright can be mutually combined.

Embodiment one

In order to improve the real-time of routing table update and renewal efficiency on gateway device, by safeguarding on gateway device Url list, includes at least one URL in the url list, one IP address list of every URL correspondences is included in IP address list At least one IP address, each of which IP address one service server of correspondence, it will be appreciated that the corresponding industry of different IP address Business server can be with identical.So, when user initiates Operational Visit to gateway device to be asked, gateway device is according to Operational Visit The purpose IP address carried in request judge that it whether there is in the IP address list for prestoring, if it is present needing Operational Visit request is routed to into the corresponding service server of purpose IP address list.

As shown in table 1, it is a kind of storage organization of the corresponding relation between possible URL and IP address list:

Table 1

Based on the relation between the URL and IP address list prestored on gateway device, embodiments provide A kind of method for routing, as shown in figure 1, it is the implementation process diagram of method for routing provided in an embodiment of the present invention, can wrap Include following steps:

S101, the Operational Visit request for receiving mobile terminal transmission;

Wherein, URL is carried in the Operational Visit request that mobile terminal sends(URL);

If S102, the URL are present in the url list for prestoring, in the corresponding IP address of the URL for prestoring In list, the corresponding IP address of the URL is searched;

The IP address that S103, basis find, in corresponding relation of the IP address for prestoring with service server, looks into Look for the corresponding service server of the IP address;

S104, Operational Visit request is routed to into the service server that finds.

When being embodied as, for same URL, because there is changeability in the IP address that URL is mapped, and for gateway device For, need to arrange access list of ip address, so that the Operational Visit request of user is routed to into corresponding business according to the list On server, when the IP address that the URL on dns server is mapped changes, according to prior art, work as dns server On IP address change when, the IP address list on manual configuration gateway device is needed, so that gateway device can be by user Operational Visit request be accurately routed on corresponding service server, due to craft on gateway device configure IP address row Table such as carries out increasing newly/change/delete at the operation so that real-time and update inefficiency that IP address list updates, due to more New poor real, is easily caused Operational Visit failure.

In order to solve the above problems, in the embodiment of the present invention, a kind of method that IP address list updates, such as Fig. 2 are also provided It is shown, comprise the following steps:

The response message that S201, acquisition dns server are returned to mobile terminal;

Wherein, the response message is the URL inquiry requests that sent according to mobile terminal of dns server to the mobile terminal Return, the corresponding IP address of the URL is carried in response message;

S202, judge mobile terminal enquiry URL whether there is in the url list for prestoring, be in judged result When being, execution step S203 otherwise, terminates current process;

S203, judge the corresponding IP address of the URL whether there is in prestore, the corresponding IP address lists of the URL In, when judged result is to be, execution step S204, otherwise, execution step S205;

S204, keep the corresponding IP address lists of the URL constant, terminate current process;

S205, the corresponding IP address of the URL is added in the corresponding IP address lists of the URL.

By above-mentioned steps, automatically updating for the corresponding IP address lists of URL that store on gateway device is completed, so as to Improve the real-time of renewal and update efficiency.

Embodiment three

For a better understanding of the present invention embodiment, carries out below the processing stream of data service access with user according to URL As a example by journey, the implementation process of the embodiment of the present invention is described in detail, as shown in figure 3, may comprise steps of:

S301, user send URL inquiry requests by mobile terminal to dns server;

When being embodied as, in the URL inquiry requests that user sends URL to be checked is carried.

S302, dns server return the response message of URL inquiry requests to mobile terminal;

When being embodied as, dns server carries URL correspondences to be checked in the response message returned to mobile terminal IP address;

S303, gateway device intercept and parse the response message of dns server return;

S304, gateway device judge that URL to be checked whether there is in the url list for prestoring, if it is, performing Step S305, if not, execution step S307;

S305, gateway device judge the corresponding IP address of the URL with the presence or absence of in the corresponding IP ground of the URL for prestoring In the list of location, if it is, execution step S306, if not, execution step S307;

S306, gateway device by the corresponding IP address of the URL be added to storage, in the corresponding IP address lists of the URL;

S307, gateway device receive the Operational Visit request that mobile terminal sends;

Wherein, URL to be visited is carried in the Operational Visit request that mobile terminal sends.

S308, gateway device judge the URL carried in Operational Visit request whether in the url list of itself storage, such as It is really, execution step S309, otherwise, execution step S312;

S309, itself storage the corresponding IP address lists of the URL in, search the corresponding IP address of the URL;

The IP address that S310, basis find, in the corresponding relation of IP address and service server the IP address is searched Corresponding service server;

S311, the service request is routed to the corresponding service server of the purpose IP address, flow process terminates;

S312, by Operational Visit request route according to common mode.

Wherein, common mode refers to that the mode configured according to gateway device is route, such as according to APN routes, according to URL Route, route according to IP etc..

According to background technology, when user carries out data service according to URL to be accessed, if what gateway device sent to user Service request data bag carries out L7DPI, when being route again according to recognition result, will expend the process resource of gateway device, leads Cause router efficiency relatively low.And the method for providing according to embodiments of the present invention, when user carries out data service according to URL to be accessed, Because the corresponding IP address lists of every URL included in the url list and the url list of configuration on gateway device are according to DNS The change real-time update of server, therefore, gateway device after the Operational Visit request data package for receiving user's transmission, only The corresponding IP address of the URL need to be searched in the corresponding IP address lists of URL of itself storage, without the need for carrying out L7 layer depth layers Packet parsing, so as to, the process resource of gateway device has been saved, improve the router efficiency of gateway device.

Based on same inventive concept, a kind of routing table update device, system and gateway are additionally provided in the embodiment of the present invention Equipment, due to the principle of said apparatus, system and equipment solve problem it is similar to routing table update method, therefore said apparatus, The enforcement of system and equipment may refer to the enforcement of method, repeats part and repeats no more.

Example IV

As shown in figure 4, for the structural representation of route device provided in an embodiment of the present invention, including:

Memory cell 401, for storing uniform resource position mark URL list, and for the url list in it is each URL, stores the corresponding internet protocol address lists of the URL;

Receiving unit 402, for receiving the Operational Visit request of mobile terminal transmission, carries in the Operational Visit request There is uniform resource position mark URL;

First searching unit 403, if be present in the url list for prestoring for the URL, what is prestored In the corresponding IP address list of the URL, the corresponding IP address of the URL is searched;

Second searching unit 404, for the IP address found according to the first searching unit 403, in the IP for prestoring In the corresponding relation of address and service server, the corresponding service server of the IP address is searched;

Routing unit 405, for Operational Visit request to be routed to into the business clothes that the second searching unit 404 finds Business device.

When being embodied as, route device provided in an embodiment of the present invention can also include:

Obtaining unit, for obtaining the response message that domain name system DNS server is returned to mobile terminal, wherein, it is described Response message is that the dns server is returned according to the URL inquiry requests that the mobile terminal sends to the mobile terminal, The corresponding IP address of the URL is carried in the response message;

First judging unit, if be present in the url list for prestoring for the URL, judges the URL correspondences IP address with the presence or absence of in memory cell storage, in the corresponding IP address list of the URL;

Updating block, for when the judged result of first judging unit is no, the IP address being added to institute In stating the corresponding IP address lists of URL.

When being embodied as, route device provided in an embodiment of the present invention can also include:

First recording unit, for recording the corresponding IP address lists of the URL in each IP address it is the last accessed Time;

First deletes unit, and for each IP address the last time according to the recording unit records time is accessed for, When determining that any IP address is not accessed in preset duration, the IP address is deleted from the IP address list.

When being embodied as, route device provided in an embodiment of the present invention can also include:

Second recording unit, for recording the corresponding IP address lists of the URL in each IP address storage time;

Second deletes unit, for when the IP address quantity that includes in the corresponding IP address lists of the URL reach it is default During threshold value, according to the storage time of each IP address, the earliest IP address of storage time is deleted.

For convenience of description, each several part of above route meter apparatus is divided by function as each module(Or unit)Respectively Description.Certainly, can be each module when the present invention is implemented(Or unit)Function in same or multiple softwares or hardware Realize.

In embodiments of the present invention, route device is generally located in gateway device, and by gateway device routing table is completed Update operation.It should be noted that it is a kind of better embodiment that above-mentioned route new equipment is arranged in gateway device, have During body is implemented, above-mentioned route new equipment can be arranged in miscellaneous equipment according to the actual needs, such as in newly added equipment. In 2G/3G GSMs, described gateway device refers to Gateway GPRS Support Node(Gateway GPRS Support Node, GGSN), in Long Term Evolution(Long Time Evolution, LTE)In system, described gateway device refers to that fusion sets Standby P-GW/GGSN.

Embodiment five

As shown in figure 5, be route system structural representation provided in an embodiment of the present invention, including:

Mobile terminal 501, for when data service access is carried out, to gateway device 502 Operational Visit request, institute being sent State in Operational Visit request and carry URL;

Gateway device 502, for after the Operational Visit request for receiving the transmission of mobile terminal 501, if the URL is present When in the url list for prestoring, in the corresponding IP address lists of the URL for prestoring, the URL correspondences are searched IP address;According to the IP address for finding, in corresponding relation of the IP address for prestoring with service server, institute is searched State the corresponding service server of IP address;And Operational Visit request is routed to into the service server that finds.

When being embodied as, above-mentioned route system can also include dns server 503, wherein:

Mobile terminal 501, is additionally operable to send uniform resource position mark URL inquiry request to dns server 503, and the URL is looked into Ask in request and carry URL to be checked;

Dns server 503, it is whole to moving for after the URL inquiry requests for receiving the transmission of mobile terminal 501 End 501 returns response message, and the corresponding internet protocol address of the URL to be checked is carried in the response message;

Gateway device 502, for obtaining the response message that dns server 503 is returned to mobile terminal 501;If described treat When the URL of inquiry is present in the url list for prestoring, this URL pair to be checked carried in the corresponding message is judged The IP address answered whether there is in the corresponding IP address lists of URL described to be checked for prestoring;It is in judged result When no, the IP address is added into the corresponding IP address lists of the URL to be checked.

Those skilled in the art are it should be appreciated that embodiments of the invention can be provided as method, system or computer program Product.Therefore, the present invention can be using complete hardware embodiment, complete software embodiment or with reference to the reality in terms of software and hardware Apply the form of example.And, the present invention can be adopted and wherein include the computer of computer usable program code at one or more Usable storage medium(Including but not limited to magnetic disc store, CD-ROM, optical memory etc.)The computer program of upper enforcement is produced The form of product.

The present invention is with reference to method according to embodiments of the present invention, equipment(System)And the flow process of computer program Figure and/or block diagram are describing.It should be understood that can be by computer program instructions flowchart and/or each stream in block diagram The combination of journey and/or square frame and flow chart and/or the flow process in block diagram and/or square frame.These computer programs can be provided The processor of all-purpose computer, special-purpose computer, Embedded Processor or other programmable data processing devices is instructed to produce A raw machine so that produced for reality by the instruction of computer or the computing device of other programmable data processing devices The device of the function of specifying in present one flow process of flow chart or one square frame of multiple flow processs and/or block diagram or multiple square frames.

These computer program instructions may be alternatively stored in can guide computer or other programmable data processing devices with spy In determining the computer-readable memory that mode works so that the instruction being stored in the computer-readable memory is produced to be included referring to Make the manufacture of device, the command device realize in one flow process of flow chart or one square frame of multiple flow processs and/or block diagram or The function of specifying in multiple square frames.

These computer program instructions also can be loaded in computer or other programmable data processing devices so that in meter Series of operation steps is performed on calculation machine or other programmable devices to produce computer implemented process, so as in computer or The instruction performed on other programmable devices is provided for realizing in one flow process of flow chart or multiple flow processs and/or block diagram one The step of function of specifying in individual square frame or multiple square frames.

, but those skilled in the art once know basic creation although preferred embodiments of the present invention have been described Property concept, then can make other change and modification to these embodiments.So, claims are intended to be construed to include excellent Select embodiment and fall into having altered and changing for the scope of the invention.

Obviously, those skilled in the art can carry out the essence of various changes and modification without deviating from the present invention to the present invention God and scope.So, if these modifications of the present invention and modification belong to the scope of the claims in the present invention and its equivalent technologies Within, then the present invention is also intended to comprising these changes and modification.

Claims (11)

1. a kind of method for routing, it is characterised in that also include:
The Operational Visit request that mobile terminal sends is received, in the Operational Visit request uniform resource position mark URL is carried;
If the URL is present in the url list for prestoring, in the corresponding IP address lists of the URL for prestoring In, search the corresponding IP address lists of the URL;
According to the IP address list for finding, Operational Visit request is routed to arbitrary in the IP address list that this finds The corresponding service server of IP address.
2. the method for claim 1, it is characterised in that update the corresponding IP address row of the URL in accordance with the following methods Table:
The response message that domain name system DNS server is returned to mobile terminal is obtained, wherein, the response message is the DNS Server is returned according to the URL inquiry requests that the mobile terminal sends to the mobile terminal, is taken in the response message With the corresponding IP address of the URL;
If the URL is present in the url list for prestoring, judge that the corresponding IP address of the URL whether there is in pre- In the corresponding IP address lists of the URL for first storing;
When judged result is no, the IP address is added into the corresponding IP address lists of the URL.
3. method as claimed in claim 2, it is characterised in that also include:
Recording each IP address the last time in the corresponding IP address lists of the URL is accessed for the time;
Time is accessed for according to each IP address the last time, when determining that any IP address is not accessed in preset duration, from The IP address is deleted in the IP address list.
4. method as claimed in claim 2, it is characterised in that also include:
Record the storage time of each IP address in the corresponding IP address lists of the URL;
When the IP address quantity included in the corresponding IP address lists of the URL reaches predetermined threshold value, according to each IP address Storage time, deletes the earliest IP address of storage time.
5. a kind of route device, it is characterised in that include:
Memory cell, for storing uniform resource position mark URL list, and for the url list in every URL, deposit Store up the corresponding internet protocol address lists of the URL;
Receiving unit, for receiving the Operational Visit request of mobile terminal transmission, in the Operational Visit request unification is carried URLs URL;
First searching unit, if be present in the url list for prestoring for the URL, in the URL for prestoring In corresponding IP address list, the corresponding IP address lists of the URL are searched;
Routing unit, for the IP address list found according to first searching unit, by the Operational Visit road is asked By the corresponding service server of any IP address in the IP address list found to this.
6. device as claimed in claim 5, it is characterised in that
Obtaining unit, for obtaining the response message that domain name system DNS server is returned to mobile terminal, wherein, the response Message is that the dns server is returned according to the URL inquiry requests that the mobile terminal sends to the mobile terminal, described The corresponding IP address of the URL is carried in response message;
First judging unit, if be present in the url list for prestoring for the URL, judges the corresponding IP of the URL Address with the presence or absence of in memory cell storage, in the corresponding IP address list of the URL;
Updating block, for when the judged result of first judging unit is no, the IP address being added to the URL In corresponding IP address list.
7. device as claimed in claim 6, it is characterised in that also include:
First recording unit, for recording the corresponding IP address lists of the URL in each IP address the last time when being accessed for Between;
First deletes unit, and for each IP address the last time according to the recording unit records time is accessed for, it is determined that When any IP address is not accessed in preset duration, the IP address is deleted from the IP address list.
8. device as claimed in claim 6, it is characterised in that also include:
Second recording unit, for recording the corresponding IP address lists of the URL in each IP address storage time;
Second deletes unit, for reaching predetermined threshold value when the IP address quantity included in the corresponding IP address lists of the URL When, according to the storage time of each IP address, delete the earliest IP address of storage time.
9. a kind of gateway device, it is characterised in that including the route device described in claim 5~8 any claim.
10. a kind of route system, it is characterised in that include:
Mobile terminal, for when data service access is carried out, to gateway device Operational Visit request, the Operational Visit being sent Uniform resource position mark URL is carried in request;
The gateway device, for after the Operational Visit request that the mobile terminal device sends is received, if the URL is deposited When being in the url list for prestoring, in the corresponding IP address lists of the URL for prestoring, search described URL pair The IP address list answered;According to the IP address list for finding, Operational Visit request is routed to into the IP ground for finding The corresponding service server of any IP address in the list of location.
11. systems as claimed in claim 10, it is characterised in that also including domain name system DNS server, wherein:
The mobile terminal, is additionally operable to send uniform resource position mark URL inquiry request to the dns server, and the URL is looked into Ask in request and carry URL to be checked;
The dns server, it is whole to the movement for after the URL inquiry requests that the mobile terminal sends are received End returns response message, and the corresponding internet protocol address of the URL to be checked is carried in the response message;
Gateway device, for obtaining the response message that the dns server is returned to the mobile terminal;If described to be checked When URL is present in the url list for prestoring, the corresponding IP of the URL to be checked carried in the response message are judged Address whether there is in the corresponding IP address lists of URL described to be checked for prestoring;When judged result is no, will The IP address is added into the corresponding IP address lists of the URL to be checked.
CN201210557152.2A 2012-12-20 2012-12-20 Routing method, device, system and gateway equipment CN103888358B (en)

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CN102316172A (en) * 2010-07-05 2012-01-11 中国电信股份有限公司 Method, system and SAG (service access gateway) equipment for analyzing DNS (domain name system)
CN102546594A (en) * 2011-12-07 2012-07-04 北京星网锐捷网络技术有限公司 Network resource access control method, device and related equipment

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