CN109889420A - Method and device for business processing - Google Patents

Abstract

The present invention provides a kind of method for processing business and devices, are applied in view networking.Wherein method includes: that business forwarding instance is sent by higher level's view networking tunnel reception user terminal, carries the IP operation request message of user terminal MAC Address, and record the corresponding relationship that higher level regards network tunnel and user terminal MAC Address；IP operation request message is sent to client server by business forwarding instance；Business forwarding instance receives what client server was returned for IP operation request message, carries the IP operation response message of user terminal MAC Address；Business forwarding instance searches the corresponding higher level of user terminal MAC Address from corresponding relationship and regards networking tunnel, and by searching for higher level's view tunnel of networking IP operation response message is back to user terminal.Present invention configuration is simple, and business procession is easy, and can unify to carry out maintenance and management to business forwarding instance, and convenience is higher.

Description

Method and device for business processing

Technical field

The present invention relates to view networking technology fields, fill more particularly to a kind of method for processing business and a kind of business processing It sets.

Background technique

With the fast development of the network technology, user can pass through network processes various businesses.In order to facilitate unified management, Service resources would generally converge to a core point, and the user's point for being distributed in multiple and different physical locations can be by the core Point access business.

In the prior art, it is handled generally by the mode of point-to-point.Network can provide the tunnel of point-to-point Ability, each user's point and the core point establish point-to-point tunnel.But this kind of mode configures cumbersome, business processing mistake Journey is cumbersome, and needs to carry out maintenance and management to each point-to-point tunnel, and convenience is poor.

Summary of the invention

In view of the above problems, it proposes the embodiment of the present invention and overcomes the above problem or at least partly in order to provide one kind A kind of method for processing business and a kind of corresponding business processing device to solve the above problems.

To solve the above-mentioned problems, the embodiment of the invention discloses a kind of method for processing business, the method is applied to view It include that higher level regards networking gateway equipment in view networking, it includes that a business turns that the higher level, which regards networking gateway equipment, in networking Hair example and the multiple higher levels connecting with the business forwarding instance regard networking tunnel, include client server and use in IP network Family terminal, which comprises

The business forwarding instance receives what the user terminal was sent depending on networking tunnel by a higher level, described in carrying The IP operation request message of user terminal MAC Address, and record the higher level and regard networking tunnel and the user terminal MAC Address Corresponding relationship；

The IP operation request message is sent to the client server by the business forwarding instance；

The business forwarding instance receives what the client server was returned for the IP operation request message, carries institute State the IP operation response message of user terminal MAC Address；

The business forwarding instance searches the corresponding higher level of the user terminal MAC Address from the corresponding relationship and regards connection Net tunnel, and by searching for higher level depending on networking tunnel the IP operation response message is back to the user terminal.

It optionally, further include multiple junior's view networking gateway equipment and view networked server, the junior in depending on networking It include a plurality of clients mouth and multiple juniors view networking tunnel, junior's view networking tunnel and the use depending on networking gateway equipment Family port corresponds, and junior's view networking tunnel and the higher level regard networking tunnel and correspond；It is forwarded in the business Example receives what the user terminal was sent depending on networking tunnel by a higher level, carries the IP of the user terminal MAC Address Before the step of service request message, further includes: junior's view networking gateway equipment passes through the corresponding use of the user terminal Family port receives the IP operation request message that the user terminal is sent, and uses and ask the IP operation depending on networking protocol Message is asked to be encapsulated as the first view networking message；Junior's view networking gateway equipment passes through the corresponding junior's view of the user port Networking tunnel is forwarded to higher level's view networking gateway equipment depending on networking message for described first depending on networked server via described In regard the networking corresponding higher level in tunnel with the junior and regard networking tunnel.

Optionally, the IP operation request message is sent to the step of the client server by the business forwarding instance Suddenly, comprising: business forwarding instance parsing the first view networking message is regarded from described first described in extracting in networking message IP operation request message；The IP operation request message is sent to the client server by the business forwarding instance.

It optionally, further include multiple junior's view networking gateway equipment and view networked server, the junior in depending on networking It include a plurality of clients mouth and multiple juniors view networking tunnel, junior's view networking tunnel and the use depending on networking gateway equipment Family port corresponds, and junior's view networking tunnel and the higher level regard networking tunnel and correspond；It is described by searching for arriving Higher level depending on networking tunnel the IP operation response message is back to the user terminal the step of, comprising: the business turn The IP operation response message is encapsulated as the second view networking message using depending on networking protocol by hair example；The business forwarding instance Networking tunnel is regarded by searching for the higher level arrived, is forwarded to junior depending on networking message for described second depending on networked server via described Depending on junior's view networking tunnel corresponding with the higher level view networking tunnel found in networking gateway equipment；Junior's view connection The IP operation response message is back to user's end by the corresponding user port of the user terminal by net gateway End.

Optionally, the method also includes: the business forwarding instance is in the record time for detecting the corresponding relationship When more than setting time threshold value, the corresponding relationship is deleted.

On the other hand, the embodiment of the invention also discloses a kind of business processing device, described device is applied in view networking, Include that higher level regards networking gateway equipment in view networking, the higher level regard networking gateway equipment include a business forwarding instance and Multiple higher levels for connecting with the business forwarding instance regard networking tunnel, include client server and user terminal in IP network, The higher level includes: depending on networking gateway equipment

First receiving module carries institute for receiving what the user terminal was sent depending on networking tunnel by a higher level The IP operation request message of user terminal MAC Address is stated, and records the higher level with regarding networking tunnel and the user terminal MAC The corresponding relationship of location；

Sending module, for the IP operation request message to be sent to the client server；

Second receiving module is carried for receiving the client server for IP operation request message return The IP operation response message of the user terminal MAC Address；

First return module, for searching the corresponding higher level's view of the user terminal MAC Address from the corresponding relationship Network tunnel, and by searching for higher level view network tunnel the IP operation response message is back to the user terminal.

It optionally, further include multiple junior's view networking gateway equipment and view networked server, the junior in depending on networking It include a plurality of clients mouth and multiple juniors view networking tunnel, junior's view networking tunnel and the use depending on networking gateway equipment Family port corresponds, and junior's view networking tunnel and the higher level regard networking tunnel and correspond；Junior's view networking Gateway includes: the first package module, for receiving the user terminal by the corresponding user port of the user terminal The IP operation request message sent, and the IP operation request message is encapsulated as the networking of the first view using depending on networking protocol Message；First forwarding module, for regarding networking tunnel by the corresponding junior of the user port, via the view the Internet services Device is forwarded to described first depending on networking message corresponding with junior view networking tunnel in higher level's view networking gateway equipment Higher level regard networking tunnel.

Optionally, the sending module, for parsing the first view networking message, from the first view networking message The IP operation request message is extracted, and the IP operation request message is sent to the client server.

It optionally, further include multiple junior's view networking gateway equipment and view networked server, the junior in depending on networking It include a plurality of clients mouth and multiple juniors view networking tunnel, junior's view networking tunnel and the use depending on networking gateway equipment Family port corresponds, and junior's view networking tunnel and the higher level regard networking tunnel and correspond；Described first returns to mould Block includes: the second encapsulation submodule, for the IP operation response message to be encapsulated as the networking of the second view using depending on networking protocol Message；Second forwarding submodule, for regarding networking tunnel by searching for the higher level that arrives, via the view networked server will described in Second depending on networking message be forwarded to higher level's view that junior's view is found in networking gateway equipment with described network tunnel it is corresponding under Grade view networking tunnel；The junior includes: the second return module depending on networking gateway equipment, for corresponding by the user terminal User port the IP operation response message is back to the user terminal.

Optionally, the higher level regards networking gateway equipment further include: detection module, for detecting the corresponding relationship The record time be more than setting time threshold value when, delete the corresponding relationship.

In the embodiment of the present invention, business forwarding instance regards networking tunnel by a higher level and receives what user terminal was sent, The IP operation request message of user terminal MAC Address is carried, and generates pair that higher level regards networking tunnel and user terminal MAC Address It should be related to；IP operation request message is sent to client server by business forwarding instance；Business forwarding instance receives user service Device is returned for IP operation request message, carries the IP operation response message of user terminal MAC Address；Business forwarding instance from The corresponding higher level of user terminal MAC Address is searched in corresponding relationship and regards networking tunnel, and regards networking tunnel by searching for the higher level arrived IP operation response message is back to user terminal by road.It follows that regarding networking gateway equipment in higher level in the embodiment of the present invention One business forwarding instance of middle setting realizes that multiple user terminals visit the unified of client server by the business forwarding instance It asks, form point-to-multipoint communication form, configuration is simple, and business procession is easy, and can unify to forward business real Example carries out maintenance and management, and convenience is higher.

Detailed description of the invention

Fig. 1 is a kind of networking schematic diagram of view networking of the invention；

Fig. 2 is a kind of hardware structural diagram of node server of the invention；

Fig. 3 is a kind of hardware structural diagram of access switch of the invention；

Fig. 4 is the hardware structural diagram that a kind of Ethernet association of the invention turns gateway；

Fig. 5 is that a kind of higher level of the embodiment of the present invention one regards the schematic diagram of networking gateway equipment；

Fig. 6 is a kind of step flow chart of method for processing business of the embodiment of the present invention one；

Fig. 7 is a kind of equipment connection schematic diagram of the embodiment of the present invention two；

Fig. 8 is a kind of step flow chart of method for processing business of the embodiment of the present invention two；

Fig. 9 is a kind of structural block diagram of business processing device of the embodiment of the present invention three.

Specific embodiment

In order to make the foregoing objectives, features and advantages of the present invention clearer and more comprehensible, with reference to the accompanying drawing and specific real Applying mode, the present invention is described in further detail.

It is the important milestone of network Development depending on networking, is a real-time network, can be realized HD video real-time Transmission, Push numerous Internet applications to HD video, high definition is face-to-face.

Real-time high-definition video switching technology is used depending on networking, it can be such as high in a network platform by required service Clear video conference, Intellectualized monitoring analysis, emergency command, digital broadcast television, delay TV, the Web-based instruction, shows video monitoring Field live streaming, VOD program request, TV Mail, individual character records (PVR), Intranet (manages) channel by oneself, intelligent video Broadcast Control, information publication All be incorporated into a system platform etc. services such as tens of kinds of videos, voice, picture, text, communication, data, by TV or Computer realizes that high-definition quality video plays.

Embodiment in order to enable those skilled in the art to better understand the present invention is introduced to depending on networking below:

Depending on networking, applied portion of techniques is as described below:

Network technology (Network Technology)

Traditional ethernet (Ethernet) is improved depending on the network technology innovation networked, with potential huge on network Video flow.(Circuit is exchanged different from simple network packet packet switch (Packet Switching) or lattice network Switching), Streaming demand is met using Packet Switching depending on networking technology.Has grouping depending on networking technology Flexible, the simple and low price of exchange, is provided simultaneously with the quality and safety assurance of circuit switching, it is virtually electric to realize the whole network switch type The seamless connection of road and data format.

Switching technology (Switching Technology)

Two advantages of asynchronous and packet switch that Ethernet is used depending on networking eliminate Ethernet under the premise of complete compatible and lack It falls into, has the end-to-end seamless connection of the whole network, direct user terminal, directly carrying IP data packet.User data is in network-wide basis It is not required to any format conversion.It is the more advanced form of Ethernet depending on networking, is a real-time exchange platform, can be realized at present mutually The whole network large-scale high-definition realtime video transmission that networking cannot achieve pushes numerous network video applications to high Qinghua, unitizes.

Server technology (Server Technology)

It is different from traditional server, its Streaming Media depending on the server technology in networking and unified video platform Transmission be built upon it is connection-oriented on the basis of, data-handling capacity is unrelated with flow, communication time, single network layer energy Enough transmitted comprising signaling and data.For voice and video business, handled depending on networking and unified video platform Streaming Media Complexity many simpler than data processing, efficiency substantially increase hundred times or more than traditional server.

Reservoir technology (Storage Technology)

The ultrahigh speed reservoir technology of unified video platform in order to adapt to the media content of vast capacity and super-flow and Using state-of-the-art real time operating system, the programme information in server instruction is mapped to specific hard drive space, media Content is no longer pass through server, and moment is directly delivered to user terminal, and user waits typical time less than 0.2 second.It optimizes Sector distribution greatly reduces the mechanical movement of hard disc magnetic head tracking, and resource consumption only accounts for the 20% of the internet ad eundem IP, but The concurrent flow greater than 3 times of traditional disk array is generated, overall efficiency promotes 10 times or more.

Network security technology (Network Security Technology)

Depending on the structural design networked by servicing independent licence system, equipment and the modes such as user data is completely isolated every time The network security problem that puzzlement internet has thoroughly been eradicated from structure, does not need antivirus applet, firewall generally, has prevented black The attack of visitor and virus, structural carefree secure network is provided for user.

It services innovative technology (Service Innovation Technology)

Business and transmission are fused together by unified video platform, whether single user, private user or a net The sum total of network is all only primary automatic connection.User terminal, set-top box or PC are attached directly to unified video platform, obtain rich The multimedia video service of rich colorful various forms.Unified video platform is traditional to substitute with table schema using " menu type " Complicated applications programming, considerably less code, which can be used, can be realized complicated application, realize the new business innovation of " endless ".

Networking depending on networking is as described below:

It is a kind of central controlled network structure depending on networking, which can be Tree Network, Star network, ring network etc. class Type, but centralized control node is needed to control whole network in network on this basis.

As shown in Figure 1, being divided into access net and Metropolitan Area Network (MAN) two parts depending on networking.

The equipment of access mesh portions can be mainly divided into 3 classes: node server, access switch, terminal (including various machines Top box, encoding board, memory etc.).Node server is connected with access switch, and access switch can be with multiple terminal phases Even, and it can connect Ethernet.

Wherein, node server is the node that centralized control functions are played in access net, can control access switch and terminal. Node server can directly be connected with access switch, can also directly be connected with terminal.

Similar, the equipment of metropolitan area mesh portions can also be divided into 3 classes: metropolitan area server, node switch, node serve Device.Metropolitan area server is connected with node switch, and node switch can be connected with multiple node servers.

Wherein, node server is the node server for accessing mesh portions, i.e. node server had both belonged to access wet end Point, and belong to metropolitan area mesh portions.

Metropolitan area server is the node that centralized control functions are played in Metropolitan Area Network (MAN), can control node switch and node serve Device.Metropolitan area server can be directly connected to node switch, can also be directly connected to node server.

It can be seen that be entirely a kind of central controlled network structure of layering depending on networking network, and node server and metropolitan area The network controlled under server can be the various structures such as tree-shaped, star-like, cyclic annular.

Visually claim, access mesh portions can form unified video platform (part in virtual coil), and multiple unified videos are flat Platform can form view networking；Each unified video platform can be interconnected by metropolitan area and wide area depending on networking.

1, view networked devices classification

1.1 embodiment of the present invention can be mainly divided into 3 classes: server depending on the equipment in networking, interchanger (including ether Net gateway), terminal (including various set-top boxes, encoding board, memory etc.).Depending on networking can be divided on the whole Metropolitan Area Network (MAN) (or National net, World Wide Web etc.) and access net.

1.2 equipment for wherein accessing mesh portions can be mainly divided into 3 classes: node server, access switch (including ether Net gateway), terminal (including various set-top boxes, encoding board, memory etc.).

The specific hardware structure of each access network equipment are as follows:

Node server:

As shown in Fig. 2, mainly including Network Interface Module 201, switching engine module 202, CPU module 203, disk array Module 204；

Wherein, Network Interface Module 201, the Bao Jun that CPU module 203, disk array module 204 are come in enter switching engine Module 202；Switching engine module 202 look into the operation of address table 205 to the packet come in, to obtain the navigation information of packet； And the packet is stored according to the navigation information of packet the queue of corresponding pack buffer 206；If the queue of pack buffer 206 is close It is full, then it abandons；All pack buffer queues of 202 poll of switching engine mould, are forwarded: 1) port if meeting the following conditions It is less than to send caching；2) the queue package counting facility is greater than zero.Disk array module 204 mainly realizes the control to hard disk, including The operation such as initialization, read-write to hard disk；CPU module 203 is mainly responsible between access switch, terminal (not shown) Protocol processes, to address table 205 (including descending protocol packet address table, uplink protocol package address table, data packet addressed table) Configuration, and, the configuration to disk array module 204.

Access switch:

As shown in figure 3, mainly including Network Interface Module (downstream network interface module 301, uplink network interface module 302), switching engine module 303 and CPU module 304；

Wherein, the packet (upstream data) that downstream network interface module 301 is come in enters packet detection module 305；Packet detection mould Whether mesh way address (DA), source address (SA), type of data packet and the packet length of the detection packet of block 305 meet the requirements, if met, It then distributes corresponding flow identifier (stream-id), and enters switching engine module 303, otherwise abandon；Uplink network interface mould The packet (downlink data) that block 302 is come in enters switching engine module 303；The data packet that CPU module 204 is come in enters switching engine Module 303；Switching engine module 303 look into the operation of address table 306 to the packet come in, to obtain the navigation information of packet； If the packet into switching engine module 303 is that downstream network interface is gone toward uplink network interface, in conjunction with flow identifier (stream-id) packet is stored in the queue of corresponding pack buffer 307；If the queue of the pack buffer 307 is close full, It abandons；If the packet into switching engine module 303 is not that downstream network interface is gone toward uplink network interface, according to packet Navigation information is stored in the data packet queue of corresponding pack buffer 307；If the queue of the pack buffer 307 is close full, Then abandon.

All pack buffer queues of 303 poll of switching engine module, are divided to two kinds of situations in embodiments of the present invention:

If the queue is that downstream network interface is gone toward uplink network interface, meets the following conditions and be forwarded: 1) It is less than that the port sends caching；2) the queue package counting facility is greater than zero；3) token that rate control module generates is obtained；

If the queue is not that downstream network interface is gone toward uplink network interface, meets the following conditions and is forwarded: 1) it is less than to send caching for the port；2) the queue package counting facility is greater than zero.

Rate control module 208 is configured by CPU module 204, to all downlink networks in programmable interval Interface generates token toward the pack buffer queue that uplink network interface is gone, to control the code rate of forwarded upstream.

CPU module 304 is mainly responsible for the protocol processes between node server, the configuration to address table 306, and, Configuration to rate control module 308.

Ethernet association turns gateway:

As shown in figure 4, mainly including Network Interface Module (downstream network interface module 401, uplink network interface module 402), switching engine module 403, CPU module 404, packet detection module 405, rate control module 408, address table 406, Bao Huan Storage 407 and MAC adding module 409, MAC removing module 410.

Wherein, the data packet that downstream network interface module 401 is come in enters packet detection module 405；Packet detection module 405 is examined Ethernet mac DA, ethernet mac SA, Ethernet length or frame type, the view networking destination address of measured data packet DA, whether meet the requirements depending on networking source address SA, depending on networking data Packet type and packet length, corresponding stream is distributed if meeting Identifier (stream-id)；Then, MAC DA, MAC SA, length or frame type are subtracted by MAC removing module 410 (2byte), and enter corresponding receive and cache, otherwise abandon；

Downstream network interface module 401 detects the transmission caching of the port, if there is Bao Ze is according to the view of packet networking purpose Address D A knows the ethernet mac DA of corresponding terminal, adds the ethernet mac DA of terminal, Ethernet assists the MAC for turning gateway SA, Ethernet length or frame type, and send.

The function that Ethernet association turns other modules in gateway is similar with access switch.

Terminal:

It mainly include Network Interface Module, Service Processing Module and CPU module；For example, set-top box mainly connects including network Mouth mold block, video/audio encoding and decoding engine modules, CPU module；Encoding board mainly includes Network Interface Module, video encoding engine Module, CPU module；Memory mainly includes Network Interface Module, CPU module and disk array module.

The equipment of 1.3 metropolitan area mesh portions can be mainly divided into 2 classes: node server, node switch, metropolitan area server. Wherein, node switch mainly includes Network Interface Module, switching engine module and CPU module；Metropolitan area server mainly includes Network Interface Module, switching engine module and CPU module are constituted.

2, networking data package definition is regarded

2.1 access network data package definitions

Access net data packet mainly include following sections: destination address (DA), source address (SA), reserve bytes, payload(PDU)、CRC。

As shown in the table, the data packet for accessing net mainly includes following sections:

DA

SA

Reserved

Payload

CRC

Wherein:

Destination address (DA) is made of 8 bytes (byte), and first character section indicates type (such as the various associations of data packet Discuss packet, multicast packet, unicast packet etc.), be up to 256 kinds of possibility, the second byte to the 6th byte is metropolitan area net address, Seven, the 8th bytes are access net address；

Source address (SA) is also to be made of 8 bytes (byte), is defined identical as destination address (DA)；

Reserve bytes are made of 2 bytes；

The part payload has different length according to the type of different data packets, is if it is various protocol packages 64 bytes are 32+1024=1056 bytes if it is single group unicast packets words, are not restricted to above 2 kinds certainly；

CRC is made of 4 bytes, and calculation method follows the Ethernet CRC algorithm of standard.

2.2 Metropolitan Area Network (MAN) packet definitions

The topology of Metropolitan Area Network (MAN) is pattern, may there is 2 kinds, connection even of more than two kinds, i.e. node switching between two equipment It can all can exceed that 2 kinds between machine and node server, node switch and node switch, node switch and node server Connection.But the metropolitan area net address of metropolitan area network equipment is uniquely, to close to accurately describe the connection between metropolitan area network equipment System, introduces parameter in embodiments of the present invention: label, uniquely to describe a metropolitan area network equipment.

(Multi-Protocol Label Switch, multiprotocol label are handed over by the definition of label and MPLS in this specification Change) label definition it is similar, it is assumed that between equipment A and equipment B there are two connection, then data packet from equipment A to equipment B just There are 2 labels, data packet also there are 2 labels from equipment B to equipment A.Label is divided into label, outgoing label, it is assumed that data packet enters The label (entering label) of equipment A is 0x0000, and the label (outgoing label) when this data packet leaves equipment A may reform into 0x0001.The networking process of Metropolitan Area Network (MAN) is to enter network process under centralized control, also means that address distribution, the label of Metropolitan Area Network (MAN) Distribution be all to be dominated by metropolitan area server, node switch, node server be all passively execute, this point with The label distribution of MPLS is different, and the distribution of the label of MPLS is the result that interchanger, server are negotiated mutually.

As shown in the table, the data packet of Metropolitan Area Network (MAN) mainly includes following sections:

DA

SA

Reserved

Label

Payload

CRC

That is destination address (DA), source address (SA), reserve bytes (Reserved), label, payload (PDU), CRC.Its In, the format of label, which can refer to, such as gives a definition: label is 32bit, wherein high 16bit retains, only with low 16bit, its position Set is between the reserve bytes and payload of data packet.

Based on the above-mentioned characteristic of view networking, the business processing scheme of the embodiment of the present invention is proposed, it then follows regard the association of networking View, can simplify business procession.

Embodiment one

The method for processing business of the embodiment of the present invention can be applied in view networking.Two layer tunnel energy can be provided depending on networking Power provides the L2VPN business of point-to-point, but if each user's point and core point establish the two layer tunnel of point-to-point, It configures cumbersome, each two layer tunnel is managed more troublesome.Therefore the embodiment of the present invention be deployed in view networking in it is upper A business forwarding instance is set in grade view networking gateway equipment, the industry of each user is uniformly processed by the business forwarding instance Business request.The step of following business forwarding instance executes is it can be appreciated that higher level regards the step of networking gateway equipment executes.

Referring to Fig. 5, a kind of higher level for showing the embodiment of the present invention one regards the schematic diagram of networking gateway equipment.It can by Fig. 5 Know, higher level depending on may include in networking gateway equipment a virtual business forwarding instance (certainly can also including CPU etc. its His module).Higher level, which regards networking gateway equipment, has user side and tunnel side, and user side passes through business forwarding instance accessing user's net Network, tunnel side access multiple higher levels by business forwarding instance and regard networking tunnel.User side can dispose use by interface deployment Family service access mouth, can be used for accessing user's server, dedicated network, such as e-government Intranet, public security private network, social security private network, Audit private network etc..It affixes one's name to multiple higher levels and regards networking tunnel, user terminal of each higher level depending on tunnel opposite end of networking in tunnel side Pass through the client server of business forwarding instance access access.Using business forwarding instance as bridge, the multiple spot convergence of realization is visited It asks the function of single-point, business forwarding instance can be managed and be safeguarded in user side, to realize the convergence access of business, collection In the final purpose that manages and maintains.User terminal box client server can be deployed in IP (Internet Protocol, Internet protocol) in net.

Referring to Fig. 6, a kind of step flow chart of method for processing business of the embodiment of the present invention one is shown.

The method for processing business of the embodiment of the present invention may comprise steps of:

Step 601, business forwarding instance receives what the user terminal was sent depending on networking tunnel by a higher level, carries The IP operation request message of the user terminal MAC Address, and record the higher level and regard networking tunnel and the user terminal MAC The corresponding relationship of address.

When user terminal is wanted to client server requested service, service request can be sent.User terminal is assisted based on IP Service request is encapsulated as IP operation request message by view.It may include the packet header IP and data segment in IP operation request message.Wherein, It may include the information such as source address, IP agreement in the packet header IP, source address can be MAC (the Media Access of user terminal Control, media access control) address.

User terminal can send IP operation request message.Higher level can be with depending on the business forwarding instance in networking gateway equipment The IP operation request message is received depending on networking tunnel by the corresponding higher level of user terminal in tunnel side.Business forwarding instance IP operation request message is parsed, user terminal MAC Address is therefrom extracted, and can recorde and receive IP operation request The higher level of message regards the corresponding relationship in networking tunnel and user terminal MAC Address, so as to subsequent query use.For example, can make It is recorded in a corresponding relationship list for a list item, can recorde multiple higher levels in the corresponding relationship list and regard networking tunnel With the corresponding relationship of user terminal MAC Address.

Step 602, the IP operation request message is sent to the client server by business forwarding instance.

The IP operation request message can be sent to by business forwarding instance in user side to be connected with the business forwarding instance The client server connect.

Step 603, business forwarding instance receives what the client server was returned for the IP operation request message, takes IP operation response message with the user terminal MAC Address.

Client server parses it after receiving IP operation request message, and obtains the corresponding business of service request It responds (the requested related data of such as user terminal), and service response is back to user terminal.Client server is based on Service response is encapsulated as IP operation response message by IP agreement.It may include the packet header IP and data segment in IP operation response message. It wherein, may include the information such as source address, destination address, IP agreement in the packet header IP, source address can be the MAC of client server Address, destination address can be the MAC Address of user terminal.

IP operation response message can be sent to business forwarding instance by client server, and business forwarding instance is in user side Receive IP operation response message.

Step 604, business forwarding instance searches the corresponding higher level of the user terminal MAC Address from the corresponding relationship Depending on tunnel of networking, and by searching for higher level regard networking tunnel the IP operation response message be back to user end End.

Business forwarding instance receives IP operation response message, parses to IP operation response message, therefrom extracts User terminal MAC Address.Business forwarding instance can search the user terminal MAC Address pair from pre-recorded corresponding relationship The higher level that answers regards networking tunnel, by searching for higher level's view tunnel of networking IP operation response message is back to user terminal.

It is regarded in the embodiment of the present invention in higher level and a business forwarding instance is set in networking gateway equipment, turned by the business Hair example realizes that multiple user terminals access the unified of client server, forms point-to-multipoint communication form, and configuration is simple, Business procession is easy, and can unify to carry out maintenance and management to business forwarding instance, and convenience is higher.

Embodiment two

It include that higher level regards networking gateway equipment, regards networked server (can be above-mentioned node server) in regarding networking With multiple juniors regard networking gateway equipment, such as view networking gateway equipment may include view network Modem (modem).? It include client server and user terminal in IP network.

Fig. 7 is a kind of equipment connection schematic diagram of the embodiment of the present invention two.In Fig. 7, each junior regards networking gateway equipment As (leaf node) leaf, each junior may include view networking-access side and view networking-tunnel depending on networking gateway equipment Road side can connect view networking depending on networking-tunnel side with access user terminal (such as PC, set-top box) depending on networking-access side Server.Higher level regards networking gateway equipment and is used as (root node) ROOT, may include view networking-access side and view networking-tunnel Side can connect view networked server depending on networking-tunnel side, and it is (interactive to access internet, IPTV depending on networking-access side Web TV), the client servers such as electronics private network.Root node and more is established in a network depending on networking with two layers of transmission technology The tree network topology of a leaf node, each limb are exactly a double layer network, root node and leaf node both-way communication, but It cannot be communicated between leaf node.

Higher level registers in depending on networked server depending on networking gateway equipment and junior depending on networking gateway equipment, so as to It is linked into view networking.After registration, higher level depending on networking gateway equipment and junior depending on dialling between networking gateway equipment, so as to The connection between higher level's view networking gateway equipment and junior's view networking gateway equipment is established, depending on that can save in networked server Connection relationship between grade view networking gateway equipment and junior's view networking gateway equipment.

It includes a business forwarding instance that higher level, which regards networking gateway equipment, can also include multiple higher level's virtual terminals, often The corresponding higher level of a higher level's virtual terminal regards networking tunnel, and multiple higher levels regard networking tunnel and connect with business forwarding instance.On After grade view networking gateway equipment is registered in view networked server, regarding networked server can regard in networking gateway equipment as higher level Each higher level's virtual terminal (namely view networking tunnel) distribution view networking MAC Address and the information such as view networking number.

Depending on may include multiple junior's virtual terminals in networking gateway equipment, each junior's virtual terminal is one corresponding for junior Junior's view networking tunnel.Junior regards networking gateway equipment in view networked server after registration, and regarding networked server can be as under The each virtual terminal of junior (namely junior's view networking tunnel) distribution view networking MAC Address and view in grade view networking gateway equipment The information such as networking number.Junior further includes a plurality of clients mouth depending on networking gateway equipment, such as VLAN (Virtual Local Area Network, virtual LAN) port, junior's view networking tunnel and user port correspond.

Networking tunnel and junior's view connection are regarded depending on the higher level in higher level's view networking gateway equipment can be saved in networked server The corresponding relationship in junior's view networking tunnel in net gateway.In the implementation, it can be set by saving higher level depending on networking gateway The view networking MAC Address of standby middle higher level's virtual terminal and junior regard junior's virtual terminal in networking gateway equipment with regarding networking MAC The corresponding relationship of location embodies the corresponding relationship that higher level regards networking tunnel and junior's view networking tunnel.

Referring to Fig. 8, a kind of step flow chart of method for processing business of the embodiment of the present invention two is shown.

The method for processing business of the embodiment of the present invention may comprise steps of:

Step 801, junior's view networking gateway equipment receives the user by the corresponding user port of the user terminal The IP operation request message that terminal is sent, and the IP operation request message is encapsulated as the first view using depending on networking protocol Networking message.

IP agreement is based on into communication between user terminal and junior's view networking gateway equipment.User terminal will based on IP agreement Service request is encapsulated as IP operation request message, by junior depending on the use that is correspondingly connected in networking gateway equipment with the user terminal IP operation request message is sent to junior's view networking gateway equipment by family port.It may include the packet header IP in IP operation request message And data segment.It wherein, may include the information such as source address, IP agreement in the packet header IP, source address can be the MAC of user terminal Location.

Junior depending on networking gateway equipment with depending between networked server based on being communicated depending on networking protocol.If IP packet It to be transmitted, it is packaged using depending on networking message in depending on networking.Refer to depending on networking message in view networked link The message of transmission, by being formed depending on networking packet header and bearing message data segment.Refer to the head of view networking message, packet depending on networking packet header The information such as the MAC Address of networking containing view and view networking protocol.Bearing message data segment refers to depending on reporting in networking message for carrying IP The data field of text.Therefore, IP operation request message is encapsulated as the first view using depending on networking protocol depending on networking gateway equipment by junior Networking message.Bearing message data segment in first view networking message adds IP operation request message, can wrap depending on networking packet header Include the information such as source address and destination address, source address can be regarded for junior in networking gateway equipment with receive IP operation request message User port corresponding junior view networking tunnel correspond to the view networking MAC Address of virtual terminal, destination address can join for view The view networking MAC Address of network server.

Step 802, junior's view networking gateway equipment is by the corresponding junior's view networking tunnel of the user port, via institute It states to be forwarded to described first in higher level's view networking gateway equipment depending on networking message depending on networked server and be regarded with the junior The corresponding higher level in tunnel that networks regards networking tunnel.

Junior regards networking gateway equipment and passes through the corresponding junior's view networking tunnel of the user port for receiving IP operation request message Road is sent to first in view networked server depending on networking message.

It is communicated depending on being based between networking gateway equipment depending on networking protocol depending on networked server with higher level.Depending on the Internet services After device receives the first view networking message of encapsulation IP operation request message, networking gateway can be regarded according to the higher level pre-saved The view networking MAC Address of virtual terminal and junior regard pair of virtual terminal view networking MAC Address in networking gateway equipment in equipment It should be related to, it is corresponding to search the view networking MAC Address for regarding virtual terminal in networking gateway equipment depending on the junior for including in networking packet header Higher level regard networking gateway equipment in virtual terminal view networking MAC Address.Depending on networked server modification the first view networking message Source address and destination address in packet header, source address modification are the view networking MAC Address for regarding networked server, destination address modification Higher level to find regards virtual terminal view networking MAC Address in networking gateway equipment.Depending on networked server according to finding Higher level regards virtual terminal view networking MAC Address in networking gateway equipment, is sent to higher level depending on networking message for first and regards networking net It closes higher level corresponding with above-mentioned junior view networking tunnel in equipment and regards networking tunnel.

Step 803, business forwarding instance is regarded tunnel of networking by a higher level and receives view networked server is sent first Depending on message of networking, and record the corresponding relationship that the higher level regards networking tunnel and the user terminal MAC Address.

Step 804, business forwarding instance parsing the first view networking message, from described first depending on being extracted in networking message The IP operation request message is sent to the client server by the IP operation request message.

Business forwarding instance receives the first view that view networked server is sent depending on networking tunnel by above-mentioned higher level and networks Message parses depending on networking message to first, therefrom extracts IP operation request message, and from the IP packet of IP operation request message User terminal MAC Address is extracted in head.

The higher level of business forwarding instance record reception the first view networking message regards networking tunnel and user terminal MAC Address Corresponding relationship.It is communicated between business forwarding instance and client server based on IP agreement, business forwarding instance is by IP operation Request message is sent to the client server.

Step 805, business forwarding instance receives what the client server was returned for the IP operation request message, takes IP operation response message with the user terminal MAC Address.

Client server parses it after receiving IP operation request message, and obtains the corresponding business of service request Service response is encapsulated as IP operation response message based on IP agreement, and IP operation response message is sent to business and is turned by response Send out example.

It may include the packet header IP and data segment in IP operation response message.It wherein, may include source address, mesh in the packet header IP The information such as address, IP agreement, source address can be the MAC Address of client server, and destination address can be user terminal MAC Address.

Step 806, business forwarding instance searches the corresponding higher level of the user terminal MAC Address from the corresponding relationship Depending on tunnel of networking.

Business forwarding instance receives IP operation response message, parses to IP operation response message, therefrom extracts User terminal MAC Address.Business forwarding instance can search the user terminal MAC Address pair from pre-recorded corresponding relationship The higher level answered regards networking tunnel.

Step 807, the IP operation response message is encapsulated as the second view connection using depending on networking protocol by business forwarding instance Network packet regards networking tunnel by searching for the higher level arrived, turns the second view networking message via the view networked server Junior is sent to depending on junior's view networking tunnel corresponding with the higher level view networking tunnel found in networking gateway equipment.

Business forwarding instance, which is received, is encapsulated as the second view networking message for IP operation response message using depending on networking protocol, And by searching for higher level depending on networking tunnel by second view networking message be sent to regard networked server in.Second view networking report Bearing message data segment in text adds IP operation response message, may include the letter such as source address and destination address depending on networking packet header Breath, source address can be that the higher level that finds regards networking tunnel and correspond to the view of virtual terminal and networks MAC Address, and destination address can be with For the view networking MAC Address for regarding networked server.

After the second view networking message for receiving encapsulation IP operation response message depending on networked server, it can be protected according to preparatory The higher level deposited regards virtual terminal in the view networking MAC Address and junior's view networking gateway equipment of virtual terminal in networking gateway equipment Depending on the corresponding relationship for MAC Address of networking, searches and regard virtual terminal in networking gateway equipment depending on the higher level for including in networking packet header The virtual terminal view networking MAC Address in corresponding junior's view networking gateway equipment depending on networking MAC Address.It is modified depending on networked server Source address and destination address in the packet header of second view networking message, source address modification are the view networking MAC for regarding networked server Address, destination address are revised as virtual terminal view networking MAC Address in the junior found view networking gateway equipment.It is taken depending on networking Business device turns the second view networking message according to virtual terminal view networking MAC Address in the junior's view networking gateway equipment found Junior is sent to depending on junior's view networking tunnel corresponding with the higher level view networking tunnel found in networking gateway equipment.

Step 808, junior's view networking gateway equipment passes through the corresponding user port of the user terminal for the IP operation Response message is back to the user terminal.

Junior regard networking gateway equipment by above-mentioned junior view networking tunnel receive that view networked server sends to second Depending on message of networking, is parsed to second depending on networking message, therefrom extract IP operation response message.Junior regards networking gateway equipment Depending on networking tunnel, corresponding user port (namely the corresponding user port of user terminal) responds the IP operation for above-mentioned junior Message is back to the user terminal.

In a kind of optionally embodiment, it is contemplated that the amount of storage problem of business forwarding instance, such as single business turn Hair example can support the storage of 1024 list items, and highest extends to 8K.Therefore for the correspondence of business forwarding instance record Relationship can start timing, the record time of business forwarding instance real-time detection corresponding relationship when recording some corresponding relationship It whether is more than setting time threshold value, if it exceeds then deleting the corresponding relationship.To avoid the waste of memory space, avoid storing Insufficient space leads to not record corresponding relationship.For the specific value of setting time threshold value, those skilled in the art are according to reality Border experience selects any suitable value, such as 300s, 400s, the embodiment of the present invention to this with no restriction.

In the embodiment of the present invention, realize that higher level sets depending on networking gateway based on the point-to-multipoint convergence service of view networking E-tree Standby and junior is extended in the business form depending on networking gateway equipment, solves the problems, such as all kinds of need using convergence service. For example, being also a point-to-multipoint network between company and each branch.It is to have corresponding industry between company and each branch Business contact, but in view of privacy between each branch, it is undesirable to have exchange (such as the finance side of certain information between each other The information of the concerning security matters property in face), the point-to-multipoint service model of the embodiment of the present invention can be applied under this kind of scene.

It should be noted that for simple description, therefore, it is stated as a series of action groups for embodiment of the method It closes, but those skilled in the art should understand that, embodiment of that present invention are not limited by the describe sequence of actions, because according to According to the embodiment of the present invention, some steps may be performed in other sequences or simultaneously.Secondly, those skilled in the art also should Know, the embodiments described in the specification are all preferred embodiments, and the related movement not necessarily present invention is implemented Necessary to example.

Embodiment three

Referring to Fig. 9, a kind of structural block diagram of business processing device of the embodiment of the present invention three is shown.The embodiment of the present invention Business processing device can be applied in view networking, include that higher level regards networking gateway equipment, higher level view in view networking Networking gateway equipment includes that a business forwarding instance and the multiple higher levels connecting with the business forwarding instance regard networking tunnel, It include client server and user terminal in IP network.

The business processing device of the embodiment of the present invention may include with lower module:

The higher level includes: depending on networking gateway equipment

First receiving module 901 is carried for receiving what the user terminal was sent depending on networking tunnel by a higher level The IP operation request message of the user terminal MAC Address, and record the higher level and regard networking tunnel and the user terminal MAC The corresponding relationship of address；

Sending module 902, for the IP operation request message to be sent to the client server；

Second receives mould 903, for receiving the client server for IP operation request message return, carries The IP operation response message of the user terminal MAC Address；

First return module 904, for searching the corresponding higher level of the user terminal MAC Address from the corresponding relationship Depending on tunnel of networking, and by searching for higher level regard networking tunnel the IP operation response message be back to user end End.

It optionally, further include multiple junior's view networking gateway equipment and view networked server, the junior in depending on networking It include a plurality of clients mouth and multiple juniors view networking tunnel, junior's view networking tunnel and the use depending on networking gateway equipment Family port corresponds, and junior's view networking tunnel and the higher level regard networking tunnel and correspond.Junior's view networking Gateway includes: the first package module, for receiving the user terminal by the corresponding user port of the user terminal The IP operation request message sent, and the IP operation request message is encapsulated as the networking of the first view using depending on networking protocol Message；First forwarding module, for regarding networking tunnel by the corresponding junior of the user port, via the view the Internet services Device is forwarded to described first depending on networking message corresponding with junior view networking tunnel in higher level's view networking gateway equipment Higher level regard networking tunnel.

Optionally, the sending module, for parsing the first view networking message, from the first view networking message The IP operation request message is extracted, and the IP operation request message is sent to the client server.

It optionally, further include multiple junior's view networking gateway equipment and view networked server, the junior in depending on networking It include a plurality of clients mouth and multiple juniors view networking tunnel, junior's view networking tunnel and the use depending on networking gateway equipment Family port corresponds, and junior's view networking tunnel and the higher level regard networking tunnel and correspond.Described first returns to mould Block includes: the second encapsulation submodule, for the IP operation response message to be encapsulated as the networking of the second view using depending on networking protocol Message；Second forwarding submodule, for regarding networking tunnel by searching for the higher level that arrives, via the view networked server will described in Second depending on networking message be forwarded to higher level's view that junior's view is found in networking gateway equipment with described network tunnel it is corresponding under Grade view networking tunnel.The junior includes: the second return module depending on networking gateway equipment, for corresponding by the user terminal User port the IP operation response message is back to the user terminal.

Optionally, the higher level regards networking gateway equipment further include: detection module, for detecting the corresponding relationship The record time be more than setting time threshold value when, delete the corresponding relationship.

It is regarded in the embodiment of the present invention in higher level and a business forwarding instance is set in networking gateway equipment, turned by the business Hair example realizes that multiple user terminals access the unified of client server, forms point-to-multipoint communication form, and configuration is simple, Business procession is easy, and can unify to carry out maintenance and management to business forwarding instance, and convenience is higher.

For device embodiment, since it is basically similar to the method embodiment, related so being described relatively simple Place illustrates referring to the part of embodiment of the method.

All the embodiments in this specification are described in a progressive manner, the highlights of each of the examples are with The difference of other embodiments, the same or similar parts between the embodiments can be referred to each other.

It should be understood by those skilled in the art that, the embodiment of the embodiment of the present invention can provide as method, apparatus or calculate Machine program product.Therefore, the embodiment of the present invention can be used complete hardware embodiment, complete software embodiment or combine software and The form of the embodiment of hardware aspect.Moreover, the embodiment of the present invention can be used one or more wherein include computer can With in the computer-usable storage medium (including but not limited to magnetic disk storage, CD-ROM, optical memory etc.) of program code The form of the computer program product of implementation.

The embodiment of the present invention be referring to according to the method for the embodiment of the present invention, terminal device (system) and computer program The flowchart and/or the block diagram of product describes.It should be understood that flowchart and/or the block diagram can be realized by computer program instructions In each flow and/or block and flowchart and/or the block diagram in process and/or box combination.It can provide these Computer program instructions are set to general purpose computer, special purpose computer, Embedded Processor or other programmable data processing terminals Standby processor is to generate a machine, so that being held by the processor of computer or other programmable data processing terminal devices Capable instruction generates for realizing in one or more flows of the flowchart and/or one or more blocks of the block diagram The device of specified function.

These computer program instructions, which may also be stored in, is able to guide computer or other programmable data processing terminal devices In computer-readable memory operate in a specific manner, so that instruction stored in the computer readable memory generates packet The manufacture of command device is included, which realizes in one side of one or more flows of the flowchart and/or block diagram The function of being specified in frame or multiple boxes.

These computer program instructions can also be loaded into computer or other programmable data processing terminal devices, so that Series of operation steps are executed on computer or other programmable terminal equipments to generate computer implemented processing, thus The instruction executed on computer or other programmable terminal equipments is provided for realizing in one or more flows of the flowchart And/or in one or more blocks of the block diagram specify function the step of.

Although the preferred embodiment of the embodiment of the present invention has been described, once a person skilled in the art knows bases This creative concept, then additional changes and modifications can be made to these embodiments.So the following claims are intended to be interpreted as Including preferred embodiment and fall into all change and modification of range of embodiment of the invention.

Finally, it is to be noted that, herein, relational terms such as first and second and the like be used merely to by One entity or operation are distinguished with another entity or operation, without necessarily requiring or implying these entities or operation Between there are any actual relationship or orders.Moreover, the terms "include", "comprise" or its any other variant meaning Covering non-exclusive inclusion, so that process, method, article or terminal device including a series of elements not only wrap Those elements are included, but also including other elements that are not explicitly listed, or further includes for this process, method, article Or the element that terminal device is intrinsic.In the absence of more restrictions, being wanted by what sentence "including a ..." limited Element, it is not excluded that there is also other identical elements in process, method, article or the terminal device for including the element.

Above to a kind of method for processing business provided by the present invention and a kind of business processing device, detailed Jie has been carried out It continues, used herein a specific example illustrates the principle and implementation of the invention, and the explanation of above embodiments is only It is to be used to help understand method and its core concept of the invention；At the same time, for those skilled in the art, according to this hair Bright thought, there will be changes in the specific implementation manner and application range, in conclusion the content of the present specification should not manage Solution is limitation of the present invention.

Claims (10)

1. a kind of method for processing business, which is characterized in that the method is applied in view networking, includes that higher level regards in view networking Networking gateway equipment, the higher level regard networking gateway equipment and include a business forwarding instance and connect with the business forwarding instance The multiple higher levels connect regard networking tunnel, include client server and user terminal in IP network, which comprises

The business forwarding instance receives what the user terminal was sent depending on networking tunnel by a higher level, carries the user The IP operation request message of terminal MAC address, and record pair that the higher level regards networking tunnel and the user terminal MAC Address It should be related to；

The IP operation request message is sent to the client server by the business forwarding instance；

The business forwarding instance receives what the client server was returned for the IP operation request message, carries the use The IP operation response message of family terminal MAC address；

The business forwarding instance searches the corresponding higher level of the user terminal MAC Address from the corresponding relationship and regards networking tunnel Road, and by searching for higher level depending on networking tunnel the IP operation response message is back to the user terminal.

2. the method according to claim 1, wherein further including that multiple juniors set depending on networking gateway in depending on networking Standby and view networked server, the junior include that a plurality of clients mouth and multiple juniors regard networking tunnel depending on networking gateway equipment, Junior's view networking tunnel and the user port correspond, and junior's view networking tunnel and the higher level regard networking tunnel Road corresponds；

It receives what the user terminal was sent depending on networking tunnel by a higher level in the business forwarding instance, carries the use Before the step of IP operation request message of family terminal MAC address, further includes:

Junior's view networking gateway equipment receives the user terminal by the corresponding user port of the user terminal and sends The IP operation request message, and using view networking protocol by the IP operation request message be encapsulated as the first view networking report Text；

Junior's view networking gateway equipment is networked by the corresponding junior's view networking tunnel of the user port via the view Server is forwarded in higher level's view networking gateway equipment depending on networking message by described first and regards networking tunnel with the junior Corresponding higher level regards networking tunnel.

3. according to the method described in claim 2, it is characterized in that, the business forwarding instance is by the IP operation request message The step of being sent to the client server, comprising:

Business forwarding instance parsing the first view networking message, from described first depending on extracting the IP industry in networking message Business request message；

The IP operation request message is sent to the client server by the business forwarding instance.

4. the method according to claim 1, wherein further including that multiple juniors set depending on networking gateway in depending on networking Standby and view networked server, the junior include that a plurality of clients mouth and multiple juniors regard networking tunnel depending on networking gateway equipment, Junior's view networking tunnel and the user port correspond, and junior's view networking tunnel and the higher level regard networking tunnel Road corresponds；

It is described by searching for higher level the IP operation response message is back to depending on networking tunnel the step of the user terminal Suddenly, comprising:

The IP operation response message is encapsulated as the second view networking message using depending on networking protocol by the business forwarding instance；

The business forwarding instance regards networking tunnel by searching for the higher level that arrives, via the view networked server by described second Junior is forwarded to depending on networking message to regard depending on junior corresponding with the higher level view networking tunnel found in networking gateway equipment Networking tunnel；

Junior's view networking gateway equipment passes through the corresponding user port of the user terminal for the IP operation response message It is back to the user terminal.

5. the method according to claim 1, wherein the method also includes:

The business forwarding instance is when being more than setting time threshold value the record time for detecting the corresponding relationship, described in deletion Corresponding relationship.

6. a kind of business processing device, which is characterized in that described device is applied in view networking, includes that higher level regards in view networking Networking gateway equipment, the higher level regard networking gateway equipment and include a business forwarding instance and connect with the business forwarding instance The multiple higher levels connect regard networking tunnel, include client server and user terminal in IP network, and the higher level sets depending on networking gateway It is standby to include:

First receiving module carries the use for receiving what the user terminal was sent depending on networking tunnel by a higher level The IP operation request message of family terminal MAC address, and record the higher level and regard networking tunnel and the user terminal MAC Address Corresponding relationship；

Sending module, for the IP operation request message to be sent to the client server；

Second receiving module, for receiving the client server for IP operation request message return, described in carrying The IP operation response message of user terminal MAC Address；

First return module regards networking for searching the corresponding higher level of the user terminal MAC Address from the corresponding relationship Tunnel, and by searching for higher level depending on networking tunnel the IP operation response message is back to the user terminal.

7. device according to claim 6, which is characterized in that set depending in networking further including multiple juniors depending on networking gateway Standby and view networked server, the junior include that a plurality of clients mouth and multiple juniors regard networking tunnel depending on networking gateway equipment, Junior's view networking tunnel and the user port correspond, and junior's view networking tunnel and the higher level regard networking tunnel Road corresponds；

The junior includes: depending on networking gateway equipment

First package module, for being received described in the user terminal transmission by the corresponding user port of the user terminal IP operation request message, and the IP operation request message is encapsulated as the first view networking message using depending on networking protocol；

First forwarding module, for regarding networking tunnel by the corresponding junior of the user port, via the view the Internet services Device is forwarded to described first depending on networking message corresponding with junior view networking tunnel in higher level's view networking gateway equipment Higher level regard networking tunnel.

8. device according to claim 7, which is characterized in that the sending module, for parsing the first view networking Message from described first depending on extracting the IP operation request message in networking message, and the IP operation request message is sent To the client server.

9. device according to claim 6, which is characterized in that set depending in networking further including multiple juniors depending on networking gateway Standby and view networked server, the junior include that a plurality of clients mouth and multiple juniors regard networking tunnel depending on networking gateway equipment, Junior's view networking tunnel and the user port correspond, and junior's view networking tunnel and the higher level regard networking tunnel Road corresponds；

First return module includes:

Second encapsulation submodule, for the IP operation response message to be encapsulated as the second view networking report using depending on networking protocol Text；

Second forwarding submodule, for regarding networking tunnel by searching for the higher level that arrives, via the view networked server will described in Second depending on networking message be forwarded to higher level's view that junior's view is found in networking gateway equipment with described network tunnel it is corresponding under Grade view networking tunnel；

The junior includes: depending on networking gateway equipment

Second return module, for being back to the IP operation response message by the corresponding user port of the user terminal The user terminal.

10. device according to claim 6, which is characterized in that the higher level regards networking gateway equipment further include:

Detection module, for when the record time for detecting the corresponding relationship being more than setting time threshold value, it to be described right to delete It should be related to.