CN101808107B - Storage device and user communication method, device and system - Google Patents
Storage device and user communication method, device and system Download PDFInfo
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- CN101808107B CN101808107B CN200910077765.4A CN200910077765A CN101808107B CN 101808107 B CN101808107 B CN 101808107B CN 200910077765 A CN200910077765 A CN 200910077765A CN 101808107 B CN101808107 B CN 101808107B
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L61/00—Network arrangements, protocols or services for addressing or naming
- H04L61/09—Mapping addresses
- H04L61/10—Mapping addresses of different types
- H04L61/103—Mapping addresses of different types across network layers, e.g. resolution of network layer into physical layer addresses or address resolution protocol [ARP]
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/01—Protocols
- H04L67/10—Protocols in which an application is distributed across nodes in the network
- H04L67/1097—Protocols in which an application is distributed across nodes in the network for distributed storage of data in networks, e.g. transport arrangements for network file system [NFS], storage area networks [SAN] or network attached storage [NAS]
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Abstract
The implementation of the invention relates to a storage device and user communication method in the communication field, including the steps that: address resolution protocol ARP request is received, and the ARP request contains the IP address of a target node; whether the target node is a storage device is judged; if the target node is a storage device, response for storing MAC address of storage device is sent to the requestor, so that user equipment communicates with the storage device by the MAC address of the storage device. The implementation of the invention also provides a device and system for communication between storage device and user. The implementation of the invention effectively avoids that messages between user and storage device need to be forwarded by virtue of a gateway and reduces impact on the gateway.
Description
Technical field
The present invention relates to communication technical field, relate in particular to method, the Apparatus and system of a kind of memory device and user communication.
Background technology
For the streaming media service of high bandwidth, industry generally adopts in the method near increase memory device on the network equipment of user's side.Described memory device can cache user be downloaded required partial content, and the user can obtain content from nearest memory device.The streaming medium content huge with respect to quantity, the capacity of memory device is usually smaller, and the content of storage is limited, and independent memory device is difficult to meet consumers' demand.Therefore storage area content on each memory device usually at present, the user not only can obtain content from nearest memory device, can also obtain content from other memory device.
Existing Access Network framework comprises three parts: broadband gateway (for example BRAS), converge net (Aggregation Network), Access Network (Access Network).The inventor finds in realizing process of the present invention, and in existing Access Network, two layers of isolation between all users are even the flow between user and nearest memory device also must pass through gateway forwards.Along with user's continuous growth with occupy the sustainable growth of the streaming media service of a large amount of network bandwidths, the framework of existing Access Network causes through the flow of gateway too high, becomes the bottleneck in network.
Summary of the invention
The embodiment of the present invention provides method, the Apparatus and system of a kind of memory device and user communication, avoids the message between user and memory device all to pass through gateway forwards, alleviates the impact to gateway.
The embodiment of the present invention is achieved through the following technical solutions:
The embodiment of the present invention provides a kind of method of memory device and user communication, comprising:
Receiver address analysis protocol ARP asks, and carries the IP address of destination node in described ARP request;
Judge whether described destination node is memory device;
If described destination node is memory device, provide the MAC Address of described memory device to the ustomer premises access equipment that sends described ARP request, described ustomer premises access equipment is communicated by MAC Address and the described memory device of described memory device.
The embodiment of the present invention provides a kind of agent equipment, comprising:
The first receiving element is used for receiving the ARP request, carries the IP address of destination node in described ARP request;
Judging unit is used for judging whether the destination node that described APR asks is memory device;
MAC Address provides the unit, be used for when described judging unit determines that destination node that described ARP asks is memory device, provide the MAC Address of described memory device to the ustomer premises access equipment that sends described ARP request, described ustomer premises access equipment is communicated by MAC Address and the described memory device of described memory device.
The embodiment of the present invention provides a kind of access node, comprising:
The 3rd receiving element is used for receiving the ARP message that belongs to the memory device transmission of same virtual LAN VLAN with described access node, the MAC Address of carrying this memory device in described ARP message; Described same VLAN belongs to the VLAN that all gateway devices, access node, aggregation node and memory device under same gateway form;
Record cell is used for the MAC Address of the described memory device that record the 3rd receiving element receives and sends to the processing rule of the message of described memory device; Described processing rule comprises: be the message of memory device MAC to purpose MAC in the message that receives, revise the mark that VLAN is labeled as the VLAN of all gateway devices, access node, aggregation node and memory device composition under same gateway;
The 4th receiving element is used for receiving the message that ustomer premises access equipment sends;
Transmitting element when the purpose MAC that is used for the message that receives at described the 4th receiving element is memory device MAC, sends described message to described memory device according to the processing rule of described recording unit records.
The embodiment of the present invention provides the system of a kind of memory device and user communication, comprise: ARP agent equipment, memory device, access node, aggregation node, described memory device side hangs on described access node or aggregation node, and described memory device, access node and aggregation node belong under same gateway, and described memory device, access node and aggregation node form a virtual LAN VLAN;
Described ARP proxy equipment is used for receiving the ARP request, when the destination node of asking in described ARP request is memory device, provides the MAC Address of purpose memory device to the ustomer premises access equipment that sends described ARP request;
Described access node, be used for after receiving with the message after the MAC Address encapsulation of memory device, according to the MAC Address of the described memory device of record and send to the processing rule of the message of described memory device to send described message, described processing rule comprises: in the message that receives, purpose MAC is the message of memory device MAC, revises the mark that VLAN is labeled as the VLAN of described memory device, access node and aggregation node composition.
Can be found out by the technical scheme that the invention described above embodiment provides, the destination node that embodiment of the present invention agent equipment can be distinguished the ARP request provides corresponding MAC Address, and when destination node is memory device, the ustomer premises access equipment of the MAC Address of memory device to request is provided, effectively avoid the message between user and memory device all to pass through gateway forwards, alleviated the impact to gateway.
Description of drawings
Fig. 1 is the method flow diagram of embodiment of the present invention memory device and user communication;
Fig. 2 is the substep flow chart that the described method step 14 of Fig. 1 comprises;
Fig. 3 is a kind of example flow chart of the method for embodiment of the present invention memory device and user communication;
Fig. 4 is that embodiment of the present invention message process of transmitting message is modified schematic diagram;
Fig. 5 is embodiment of the present invention agent equipment structural representation;
Fig. 6 is embodiment of the present invention access node structural representation;
Fig. 7 is embodiment of the present invention transmitting system structural representation.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is clearly and completely described, be understandable that, described embodiment is only the present invention's part embodiment, rather than whole embodiment.Based on the embodiment in the present invention, those of ordinary skills belong to the scope of protection of the invention not making the every other embodiment that obtains under the creative work prerequisite.
The embodiment of the invention discloses a kind of method of memory device and user communication, Figure 1 shows that example, for the described method operational flowchart of the present embodiment, comprise the steps:
Step 10: receiver address analysis protocol (ARP, Address Resolution Protocol) is asked, and carries the IP address of destination node in described ARP request;
ARP proxy equipment receives the described ARP request that ustomer premises access equipment sends, and described ARP proxy equipment can also can be broadband gateway for access node (AN, Access Node), as BRAS etc.Described ARP request obtains media access control (MAC, the Medium AccessControl) address of destination node for request.
The IP address of described destination node can be obtained by ustomer premises access equipment, its obtain manner is prior art, the embodiment of the present invention is not done restriction, for example can pass through DHCP (DHCP, Dynamic Host Configuration Protocol) server or content indexing server obtains.
Step 11: judge whether described destination node is memory device;
All gateway devices, access node AN, aggregation node and memory device that the embodiment of the present invention will belong to same gateway form a VLAN (VLAN, Virtual Local Area Network), memory device sends the ARP message in this VLAN, carry MAC Address and the IP address of this memory device in described ARP message, ARP proxy equipment is learnt MAC Address and IP address by this ARP message, and record the corresponding relation of described MAC Address and IP address, and whether this IP address and/or equipment corresponding to MAC Address are memory device.Therefore can be according to the corresponding relation of the MAC Address of record and IP address as the AN of ARP proxy equipment or BRAS, and whether this IP address and/or equipment corresponding to MAC Address are that memory device determines whether destination node is memory device.
If destination node is memory device, execution in step 12; Otherwise execution in step 13.
Step 12: the MAC Address that memory device is provided to the ustomer premises access equipment that sends described ARP request.
ARP proxy equipment can be according to the MAC Address of record and the corresponding relation of IP address, searches the MAC Address of the memory device corresponding with the IP address of destination node in described ARP request; Provide the MAC Address of the memory device corresponding with the IP address of destination node in described ARP request that finds to ustomer premises access equipment.
Described ustomer premises access equipment, can use the MAC Address encapsulated message of the above-mentioned described memory device that obtains and send during with described memory device communication at needs, realizes that the communication between ustomer premises access equipment and memory device need not through gateway device.
Step 13: the MAC Address that gateway is provided to the ustomer premises access equipment that sends described ARP request.
Step 14: described ustomer premises access equipment communicates by MAC Address and the described memory device of described memory device.
Specifically, in this step, can be received by AN the message of the MAC Address encapsulation of ustomer premises access equipment application target memory device, described in MAC Address employing above-described embodiment of described memory device, method obtains.
As shown in Figure 2, the process that communicates of MAC Address and the described memory device of ustomer premises access equipment by described memory device comprises following substep:
Message after the MAC Address with described memory device that the described ustomer premises access equipment of step 140:AN reception sends encapsulates;
Step 141:AN is according to the MAC Address of the memory device of record and send to the processing rule of the message of described memory device, and the virtual LAN VLAN of revising message is labeled as the mark of the VLAN that all gateway devices, access node, aggregation node and memory device under same gateway form;
obtain in the MAC Address of described memory device and the ARP message that sends to the processing rule of the message of described memory device to be sent by described memory device, specifically comprise: memory device sends the ARP message in this VLAN, carry the MAC Address of this memory device in described ARP message, after each AN in same VLAN receives this ARP message, the processing rule that records the MAC Address of this memory device and send to the message of described memory device, described processing rule comprises: in the message that receives, purpose MAC is the message of memory device MAC, the VLAN mark (VLAN ID) of revising message is all gateway devices of described same gateway, access node AN, the mark of the VLAN that aggregation node and memory device form.
Therefore, after AN receives described message, the purpose MAC that finds described message is the MAC of memory device, and the VLAN that revises described message is labeled as the mark of the VLAN of all gateway devices of same gateway, access node AN, aggregation node and memory device composition.
Step 142: the message after transmission modification VLAN mark is to described memory device.
AN sends described message to described memory device in the VLAN of all gateway devices, access node AN, aggregation node and the memory device composition of described same gateway.
the described ARP proxy equipment of the present embodiment, the destination node that can distinguish the ARP request provides corresponding MAC Address, and when destination node is memory device, the ustomer premises access equipment of the MAC Address of memory device to request is provided, when ustomer premises access equipment need to be with the memory device communication, can be with MAC Address encapsulated message and the transmission of described memory device, the ownership AN of described ustomer premises access equipment can send message according to MAC Address and the processing rule of the purpose memory device that records, realized that the flow between ustomer premises access equipment and memory device needn't all pass through gateway forwards, reduced the impact to gateway.
The below is elaborated with the concrete application of the embodiment of the present invention, at first need all gateway devices, AN, aggregation node under same gateway, and memory device (being Cache in this example) forms a VLAN, namely all increase same VLAN ID, described VLAN is referred to as CacheVLAN, as shown in Figure 3, ARP proxy equipment provides MAC Address to comprise the steps: to the process of ustomer premises access equipment and ustomer premises access equipment and Cache communication
Step 30: the broadcast arp message in described Cache VLAN of each Cache equipment in a Cache VLAN, MAC Address and the IP address of carrying this Cache in this ARP message;
Described ARP message can be gratuitous ARP packet.
Step 31: after each AN that belongs to same Cache VLAN with Cache equipment receives this ARP message, learn the MAC Address of each Cache by this message, the processing rule that records the MAC Address of each Cache and send to the message of described memory device, described processing rule comprises: in the message that receives, purpose MAC is the message of Cache equipment MAC, revises to send after VLAN is labeled as Cache VLAN mark (VLAN ID); After the ARP proxy equipment that belongs to same Cache VLAN with Cache equipment receives this ARP message, record the corresponding relation of described MAC Address and IP address, and whether the equipment corresponding with IP address and/or MAC Address is Cache equipment.
The equipment of ARP proxy described in this example is gateway, also can be the equipment of AN or other execution ARP function in practical application.
Step 32:ARP agent equipment receives the ARP request that ustomer premises access equipment D2 sends, the IP address of carrying purpose Cache1 in described ARP request;
Ustomer premises access equipment D2 can pass through the content indexing server, and such as the electronic program list in the IPTV system, perhaps other Redirect Servers are determined the IP address of purpose Cache1, carries this IP address in described ARP request;
Step 33:ARP agent equipment returns to the MAC Address of corresponding Cache1 according to described ARP request to ustomer premises access equipment D2;
ARP proxy equipment is according to the MAC Address of record and the corresponding relation of IP address, and whether the equipment corresponding with IP address and/or MAC Address is Cache equipment, search the MAC Address of the Cache1 corresponding with the IP address of destination node in ARP request, and find that destination node Cache1 is a Cache equipment, send arp response to ustomer premises access equipment D2, return to the MAC Address of Cache1, for example the MAC Address of Cache1 is mac-c;
If the non-Cache equipment of destination node in described ARP request, ARP proxy equipment returns to the MAC Address (not shown) of gateway.
Step 34: the access node AN2 that ustomer premises access equipment D2 connects receives the message that ustomer premises access equipment D2 uses the MAC Address mac-c encapsulation of described Cache1.
Step 35:AN2 is according to the MAC Address of each Cache of record and the processing rule that sends to the message of described memory device, sends in described Cache VLAN after message VLAN mark is revised as Cache VLAN mark.
If there is no the VLAN mark in the message that described ustomer premises access equipment D2 sends, directly increase Cache VLAN mark in message.
Step 36: the device A N1 that side is hung Cache1 receives this message, forwards the packet the equipment to purpose Cache1.
If described Cache1 side hangs on AN2, AN2 directly sends to Cache1 with the described message of having revised after the VLAN mark.
When above-mentioned example sends message to Cache1 at needs, at first obtain the MAC Address of Cache1, and also send according to the MAC Address encapsulated message of Cache1, make the message between ustomer premises access equipment and Cache needn't pass through gateway forwards, alleviated the impact to gateway.In above-mentioned example, message only is modified in AN once, namely is labeled as Cache VLAN mark by VLAN in AN modification message.As shown in Figure 4, dotted line is above is the process that message is sent to Cache1 by ustomer premises access equipment D2, dotted line is following is the process that message is sent to ustomer premises access equipment D2 by Cache1, in the message repeating process of both direction, message only has respectively a place to revise, and namely the VLAN that revises after receiving message in message of AN is labeled as Cache VLAN mark, if do not have the VLAN mark to add Cache VLAN mark in former message, if there has been the VLAN mark, it is revised as Cache VLAN mark.In Fig. 4, D1IP represents purpose IP address, i.e. the IP address of Cache1, and D2IP represents source IP address, i.e. the IP address of D2.
In practical application, the capacity limit of the memory device of hanging due to the AN side, often adopt the mode of P2P to organize a plurality of memory devices, realize that the content on different storage device is shared, be to realize P2P between memory device, when being Cache for memory device, be called P2P AN Cache, the scheme of the embodiment of the present invention stands good under the scene of P2P AN Cache.Be understandable that, the embodiment of the present invention hangs on aggregation node or other equipment for a plurality of Cache sides, and the situation that the mode of employing P2P is organized is applicable equally.
The embodiment of the present invention provides a kind of agent equipment, and as shown in Figure 5, this agent equipment comprises:
The first receiving element 500 is used for receiving the ARP request, carries the IP address of destination node in described ARP request;
Judging unit 501 is used for judging whether the destination node that described APR asks is memory device;
MAC Address provides unit 502, when being memory device for the destination node of asking as the definite described ARP of described judging unit 501, provide the MAC Address of described memory device to the ustomer premises access equipment that sends described ARP request, described ustomer premises access equipment is communicated by MAC Address and the described memory device of described memory device.
Described agent equipment can also comprise:
The second receiving element 503 be used for to receive the ARP message that the memory device with the sub same VLAN of described agent equipment ownership sends, and carries MAC Address and the IP address of described memory device in described ARP message;
Described agent equipment is deployed in access node or gateway.
The described agent equipment of the present embodiment has realized judging whether the destination address in the ARP request is memory device, if memory device returns to the MAC Address of memory device.
The embodiment of the present invention also provides a kind of access node, and as shown in Figure 6, this access node comprises:
The 3rd receiving element 600 is used for receiving the ARP message that belongs to the memory device transmission of same VLAN with described access node, the MAC Address of carrying this memory device in described ARP message; Described same VLAN belongs to the VLAN that all gateway devices, access node, aggregation node and memory device under same gateway form;
The 4th receiving element 602 is used for receiving the message that ustomer premises access equipment sends.
Transmitting element 603 when the purpose MAC that is used for the message that receives at described the 4th receiving element 602 is memory device MAC, sends described message to described memory device according to the processing rule of described record cell 601 records.
Described access node also comprises the interface (not shown) of side extension memory device, is used for side and hangs memory device.
The described access node of the present embodiment can be preserved the MAC Address of memory device and send to the processing rule of the message of memory device, and forward message with the MAC encapsulation of purpose memory device according to the MAC Address of memory device and described processing rule, make the message between ustomer premises access equipment and memory device all through gateway forwards, reduce the impact to gateway according to described processing rule.
The embodiment of the present invention also provides the system of a kind of memory device and user communication, as shown in Figure 7, comprise: ARP proxy equipment 71, memory device 72, access node 73, aggregation node 74, described memory device 72 sides hang on described access node 73 or aggregation node 74, hang on described access node 73 for memory device 72 sides shown in Fig. 7, and described memory device 72, access node 73 and aggregation node 74 belong to same gateway device 75 times, and described memory device 72, access node 73 and aggregation node 74 and gateway device 75 form a VLAN;
Described ARP proxy equipment 71 is used for receiving the ARP request, when the destination node of asking in the described ARP request of judgement is memory device, provides the MAC Address of purpose memory device to the ustomer premises access equipment that sends described ARP request; Described ARP proxy equipment can be arranged on described access node 73, also can be arranged on gateway device 75.
Described memory device 72 is used for broadcast arp message in described VLAN, carries MAC Address and the IP address of this memory device in described ARP message; Described memory device 72 sides are hung on described access node 73.
Described access node 73, be used for receiving and to record the MAC Address of described memory device and send to the processing rule of the message of described memory device, described processing rule comprises: in the message that receives, purpose MAC is the message of memory device MAC, revise the mark that VLAN is labeled as the VLAN of described memory device 72, access node 73 and aggregation node 74 and gateway device 75 compositions, and after receiving with the message after the MAC Address encapsulation of memory device, send described message according to described processing rule.
The described system of the present embodiment ARP proxy equipment has realized judging whether the destination address in the ARP request is memory device, if memory device, return to the MAC Address of memory device, the MAC Address encapsulated message of application target memory device when message sends, access node E-Packets according to target MAC (Media Access Control) address and the corresponding processing rule of message, realized not will ustomer premises access equipment and memory device between the message of communication all through gateway forwards, reduced the impact to gateway.
In sum, embodiment of the present invention ARP proxy equipment has realized judging whether the destination address in the ARP request is memory device, if memory device, return to the MAC Address of memory device, the MAC Address encapsulated message of application target memory device when message sends, access node E-Packets according to the target MAC (Media Access Control) address of message and corresponding processing rule, realized not will ustomer premises access equipment and memory device between the message of communication all through gateway forwards, reduced the impact to gateway.
One of ordinary skill in the art will appreciate that, realize that all or part of step in above-described embodiment method is to come the relevant hardware of instruction to complete by program, described program can be stored in a computer-readable recording medium.This readable storage medium storing program for executing such as read-only memory (being called for short ROM), random access memory (being called for short RAM), disk, CD etc.
The above; only for the better embodiment of the present invention, but protection scope of the present invention is not limited to this, anyly is familiar with those skilled in the art in the technical scope that the present invention discloses; the variation that can expect easily or replacement are within all should being encompassed in protection scope of the present invention.Therefore, protection scope of the present invention should be as the criterion with the protection range of claim.
Claims (13)
1. the method for a memory device and user communication, is characterized in that, comprising:
Receiver address analysis protocol ARP asks, and carries the IP address of destination node in described ARP request;
Judge whether described destination node is memory device;
If described destination node is memory device, provide the MAC Address of described memory device to the ustomer premises access equipment that sends described ARP request, described ustomer premises access equipment is communicated by MAC Address and the described memory device of described memory device;
Describedly judge whether described destination node is that memory device comprises:
According to the MAC Address of record and the corresponding relation of IP address, and whether equipment corresponding to MAC Address and/or IP address be memory device, determines whether the equipment corresponding to IP address of the destination node of carrying in described ARP request is memory device.
2. the method for claim 1, is characterized in that, the described MAC Address of memory device that provides comprises to the ustomer premises access equipment that sends described ARP request:
According to the MAC Address of the memory device of record and the corresponding relation of IP address, search the MAC Address of the memory device corresponding with the IP address of destination node in described ARP request; Obtain in the ARP message that the corresponding relation of the MAC Address of described memory device and IP address is sent by memory device;
Provide the MAC Address of the memory device corresponding with the IP address of destination node in described ARP request that finds to the ustomer premises access equipment that sends described ARP request.
3. the method for claim 1, is characterized in that, MAC Address and the described memory device of described ustomer premises access equipment by described memory device communicates and comprise:
Message after the MAC Address with described memory device that the described ustomer premises access equipment of access node reception sends encapsulates;
According to the MAC Address of the memory device of record and send to the processing rule of the message of described memory device, the virtual LAN VLAN of revising message is labeled as the mark of the VLAN that all gateway devices, access node, aggregation node and memory device under same gateway form;
Message after transmission modification VLAN mark is to described memory device.
4. method as claimed in claim 3, is characterized in that, obtains in the MAC Address of described memory device and the ARP message that sends to the processing rule of the message of described memory device to be sent by described memory device.
5. an agent equipment, is characterized in that, comprising:
The first receiving element is used for receiving the ARP request, carries the IP address of destination node in described ARP request;
Judging unit is used for judging whether the destination node that described ARP asks is memory device;
MAC Address provides the unit, be used for when described judging unit determines that destination node that described ARP asks is memory device, provide the MAC Address of described memory device to the ustomer premises access equipment that sends described ARP request, described ustomer premises access equipment is communicated by MAC Address and the described memory device of described memory device;
Describedly judge whether described destination node is that memory device comprises:
According to the MAC Address of record and the corresponding relation of IP address, and whether equipment corresponding to MAC Address and/or IP address be memory device, determines whether the equipment corresponding to IP address of the destination node of carrying in described ARP request is memory device.
6. agent equipment as claimed in claim 5, is characterized in that, also comprises:
The second receiving element be used for to receive with described ARP proxy equipment and belongs to the ARP message that the memory device of same VLAN sends, and carries MAC Address and the IP address of this memory device in described ARP message; Described same VLAN belongs to the VLAN that all gateway devices, access node, aggregation node and memory device under same gateway form;
Memory cell is used for storing whether the MAC Address of the described memory device that ARP message that described the second receiving element receives carries and the corresponding relation of IP address and the equipment corresponding with MAC Address and/or IP address are the information of memory device.
7. agent equipment as described in claim 5 or 6, is characterized in that, described ARP proxy deployed with devices is at access node or gateway.
8. an access node, is characterized in that, comprising:
The 3rd receiving element is used for receiving the ARP message that belongs to the memory device transmission of same virtual LAN VLAN with described access node, the MAC Address of carrying this memory device in described ARP message; Described same VLAN belongs to the VLAN that all gateway devices, access node, aggregation node and memory device under same gateway form;
Record cell is used for the MAC Address of the described memory device that record the 3rd receiving element receives and sends to the processing rule of the message of described memory device; Described processing rule comprises: be the message of memory device MAC to purpose MAC in the message that receives, revise the mark that VLAN is labeled as the VLAN of all gateway devices, access node, aggregation node and memory device composition under same gateway;
The 4th receiving element is used for receiving the message that ustomer premises access equipment sends;
Transmitting element when the purpose MAC that is used for the message that receives at described the 4th receiving element is memory device MAC, sends described message to described memory device according to the processing rule of described recording unit records.
9. access node as claimed in claim 8, is characterized in that, described access node also comprises the interface of side extension memory device, is used for side and hangs memory device.
10. the system of a memory device and user communication, it is characterized in that, comprise: ARP agent equipment, memory device, access node, aggregation node, described memory device side hangs on described access node or aggregation node, and described memory device, access node and aggregation node belong under same gateway, and described memory device, access node and aggregation node form a virtual LAN VLAN;
Described ARP proxy equipment is used for receiving the ARP request, when the destination node of asking in described ARP request is memory device, provides the MAC Address of purpose memory device to the ustomer premises access equipment that sends described ARP request;
Described access node, be used for after receiving with the message after the MAC Address encapsulation of memory device, according to the MAC Address of the described memory device of record and send to the processing rule of the message of described memory device to send described message, described processing rule comprises: in the message that receives, purpose MAC is the message of memory device MAC, revises the mark that VLAN is labeled as the VLAN of described memory device, access node and aggregation node composition.
11. system as claimed in claim 10 is characterized in that, described memory device is used for sending the ARP message in described VLAN, carries MAC Address and the IP address of this memory device in described ARP message.
12. system as claimed in claim 10 is characterized in that, described ARP proxy equipment is arranged on described access node.
13. system as claimed in claim 10 is characterized in that, also comprises: belong to the gateway device of same VLAN with memory device, access node and aggregation node, described ARP proxy equipment is arranged on gateway device.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910077765.4A CN101808107B (en) | 2009-02-17 | 2009-02-17 | Storage device and user communication method, device and system |
| PCT/CN2010/070212 WO2010094214A1 (en) | 2009-02-17 | 2010-01-15 | Method, apparatus and system for layer 2 interworking between a storage device and a user |
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| CN200910077765.4A CN101808107B (en) | 2009-02-17 | 2009-02-17 | Storage device and user communication method, device and system |
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| CN101808107B true CN101808107B (en) | 2013-06-26 |
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| CN102457586B (en) * | 2010-10-18 | 2015-06-03 | 中兴通讯股份有限公司 | Expanding method for realizing double-layer network and expanded double-layer network |
| CN103248720A (en) * | 2012-02-13 | 2013-08-14 | 中兴通讯股份有限公司 | Method and device for inquiring physical address |
| US9319358B2 (en) | 2012-09-26 | 2016-04-19 | Tencent Technology (Shenzhen) Company Limited | Terminal interaction methods and related devices and systems |
| CN102891890B (en) * | 2012-09-26 | 2015-07-29 | 腾讯科技（深圳）有限公司 | Exchange method between a kind of terminal and relevant device, system |
| JP6999026B2 (en) * | 2017-08-14 | 2022-01-18 | 華為技術有限公司 | Methods and devices for avoiding paging storms during ARP broadcasts to Ethernet PDUs |
| CN108540588A (en) * | 2018-03-15 | 2018-09-14 | 深信服科技股份有限公司 | MAC Address acquisition methods and system, Network Security Device and readable storage medium storing program for executing |
| CN108924052B (en) * | 2018-07-17 | 2021-07-06 | 迈普通信技术股份有限公司 | Message forwarding method, convergence gateway, access gateway and system |
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| CN101098292A (en) * | 2006-06-29 | 2008-01-02 | 中兴通讯股份有限公司 | Method for reducing user address analysis protocol broadcast on access equipment |
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| CN100438478C (en) * | 2005-04-13 | 2008-11-26 | 达创科技股份有限公司 | Wireless adapter and method for transmitting and obtaining information |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1411210A (en) * | 2002-03-08 | 2003-04-16 | 华为技术有限公司 | Method of acting address analytic protocol Ethernet Switch in application |
| CN1832458A (en) * | 2005-03-09 | 2006-09-13 | 阿尔卡特公司 | Method for facilitating application server functionality and access node comprising same |
| CN101098292A (en) * | 2006-06-29 | 2008-01-02 | 中兴通讯股份有限公司 | Method for reducing user address analysis protocol broadcast on access equipment |
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| WO2010094214A1 (en) | 2010-08-26 |
| CN101808107A (en) | 2010-08-18 |
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