CN102868554A - Simple network management protocol (SNMP) request processing method and SNMP network management system - Google Patents
Simple network management protocol (SNMP) request processing method and SNMP network management system Download PDFInfo
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- CN102868554A CN102868554A CN2012103133684A CN201210313368A CN102868554A CN 102868554 A CN102868554 A CN 102868554A CN 2012103133684 A CN2012103133684 A CN 2012103133684A CN 201210313368 A CN201210313368 A CN 201210313368A CN 102868554 A CN102868554 A CN 102868554A
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Abstract
The invention discloses a simple network management protocol (SNMP) request processing method. The method is characterized by comprising the following steps of: designating a wide area network (WAN) port special for an SNMP request; recording an Internet protocol (IP) address for the designated WAN port; and binding the IP address of the designated WAN port into a response data packet of the SNMP request. By the method, multiple WAN port connection channels can exist between network element equipment and network management equipment, so that packet loss of the response data packet of the SNMP request is effectively avoided, and the reliability of the SNMP request is ensured.
Description
Technical field
The present invention relates to communication technical field, particularly relate to a kind of SNMP request processing method, also relate to a kind of network management system.
Background technology
Now the development trend of network is IP(Internet Protocol, interconnected agreement between the network) to change, IP-based equipment is more and more.IP not only is used for carrying traditional broadband services, also is used for carrying new speech business.The equipment of using IP is more, and the importance of managing network device is self-evident.SNMP(Simple Network Management Protocol, Simple Network Management Protocol) be a kind of network device management protocol that is most widely used at present.
The legacy network management system, network element device carries out telecommunication by WAN mouth and Network Management Equipment, thereby realization Network Management Function, in the situation that many WAN connect, specifying certain bar WAN is that the SNMP request is special-purpose, the response data packet of SNMP request with source IP address for sending at last the interface IP address of packet, but not the IP address of the interface when entering network element device, after arriving Network Management Equipment, may cause Network Management Equipment that this IP address is not approved, think the invalid data bag, abandon this packet.
Summary of the invention
Based on this, be necessary to provide a kind of SNMP request processing method that solves the packet loss problem.
A kind of SNMP request processing method comprises:
Specifying a WAN mouth is that the SNMP request is special-purpose;
Record the IP address of described appointment WAN mouth;
To specify the IP address binding of WAN in the response data packet of SNMP request.
Therein among embodiment, the described IP address binding that will specify the WAN mouth be specially in the response data packet of SNMP request will specify the WAN mouth the IP address binding in the SOCKET of the response data packet of SNMP request.
Among embodiment, also comprise therein:
The response data packet of SNMP request sends back Network Management Equipment by default gateway.
In addition, the present invention also provides a kind of network management system, comprising:
Network Management Equipment is used for sending the SNMP request;
Network element device is used for response SNMP request;
Designating unit, being used to specify a WAN mouth is that the SNMP request is special-purpose;
Record cell, the IP address that is used for recording described appointment WAN mouth;
The binding unit is used for specifying the IP address binding of WAN mouth to the response data packet of SNMP request.
Among embodiment, described binding unit will specify the IP address binding of WAN mouth in the SOCKET of the response data packet of SNMP request therein.
After adopting method of the present invention, after the response data packet of SNMP request arrives Network Management Equipment, the source IP of Network Management Equipment check response data packet, described source IP is for specifying the IP address of WAN mouth, this IP address is consistent with the purpose IP address of SNMP request, response data packet is legal, can not abandon, and has solved the problem that packet loss appears in the SNMP request.
Description of drawings
Fig. 1 is SNMP request processing method flow chart in the embodiment of the invention;
Fig. 2 is the structured flowchart of network management system in the embodiment of the invention;
Fig. 3 is that schematic diagram is processed in network management system SNMP request among Fig. 2.
Embodiment
In order to make purpose of the present invention, technical scheme and advantage clearer, below in conjunction with drawings and Examples, the present invention is described in more detail.Should be appreciated that specific embodiment described herein only in order to explain the present invention, is not intended to limit the present invention.
Consult Fig. 1, the SNMP request processing method of a kind of execution mode provided by the invention comprises:
Step S101, specifying a WAN mouth is that the SNMP request is special-purpose;
For network element device, it is connected with Network Management Equipment and exists many WAN mouths to connect.Specifying a WAN mouth is SNMP special-purpose (the WAN mouth that this WAN mouth is network element device), and has then just specified the purpose IP address of the Network Management Equipment SNMP request of sending, and has also just specified the source IP of the response data packet of back SNMP request.Network element device mostly is the broadband cat.
Step S102, the IP address of WAN mouth specified in record;
The after an action of the bowels operation of face of IP address party of WAN mouth specified in record.
Step S103 will specify the IP address binding of WAN mouth in the response data packet of SNMP request.
The IP address binding of specifying the WAN mouth in the response data packet of SNMP request, after the response data packet of SNMP request arrives Network Management Equipment, Network Management Equipment can be checked the source IP of response data packet, response data packet namely specifies the IP address of response data packet the IP of WAN mouth to check to Network Management Equipment, the inevitable purpose IP address with the SNMP request of assay is consistent, response data packet is legal, can not abandon, and has solved the problem that packet loss appears in the SNMP request.
In a preferred embodiment, the response data packet of SNMP request sends back Network Management Equipment by default gateway
In a preferred embodiment, will specify the IP address binding of WAN mouth in the response data packet of SNMP request, to be specially and to specify the IP address binding of WAN mouth in the SOCKET of the response data packet of SNMP request.
In the present embodiment, specify the IP address of WAN mouth to be added among the SOCKET of response data packet of SNMP request record, after response data packet arrived Network Management Equipment, the IP address among the SOCKET sent the Network Management Equipment check to.
Consult Fig. 2, the present invention also provides a kind of network management system, comprises Network Management Equipment 201, network element device 202, designating unit 203, record cell 204 and binding unit 205.
Network Management Equipment 201 is used for sending the SNMP request to network element device 202, and Network Management Equipment is by the network service of all network element devices 202 of SNMP request management.
Designating unit 203, being used to specify a WAN mouth is that the SNMP request is special-purpose, this WAN mouth is specifically designed to the SNMP request.
Record cell 204 is used for the IP address that the WAN mouth specified in record, and the IP address of WAN mouth is recorded.
Binding unit 205 is used for specifying the IP address binding of WAN mouth to the response data packet of SNMP request.
In a preferred embodiment, binding unit 205 is used for specifying the IP address binding of WAN mouth to the response data packet of SNMP request.
The below explains the processing method of SNMP request:
See also Fig. 2 and Fig. 3, between Network Management Equipment 201 and the network element device 202 with the WAN mouth of a SNMP special use, it is exactly by this special-purpose WAN mouth that Network Management Equipment 201 sends the SNMP request to network element device 202, the purpose IP that the SNMP that sends to network element device 201 at Network Management Equipment 201 asks and the IP of Network Management Equipment 201 be not at the same network segment, the purpose IP of SNMP request can not communicate by letter with Network Management Equipment 201, the response data of SNMP request is just sought the WAN mouth that can communicate by letter with Network Management Equipment 201, although the IP of the WAN mouth of the response data packet of transmission SNMP request is not the purpose IP of SNMP request, but by record cell 204 and binding unit 205, the purpose IP address of SNMP request (being the IP address that designating unit 203 is specified the WAN mouth) is tied in the response data packet of SNMP request.During Network Management Equipment 201 check, think that the purpose IP of SNMP request is consistent with the source IP of the response data packet of SNMP request, response data packet is legal, has solved the problem that packet loss appears in the SNMP request.
The above embodiment has only expressed several execution mode of the present invention, and it describes comparatively concrete and detailed, but can not therefore be interpreted as the restriction to claim of the present invention.Should be pointed out that for the person of ordinary skill of the art, without departing from the inventive concept of the premise, can also make some distortion and improvement, these all belong to protection scope of the present invention.Therefore, the protection range of patent of the present invention should be as the criterion with claims.
Claims (5)
1. a SNMP request processing method is characterized in that, comprising:
Specifying a WAN mouth is that the SNMP request is special-purpose;
Record the IP address of described appointment WAN mouth;
To specify the IP address binding of WAN mouth in the response data packet of SNMP request.
2. SNMP request processing method according to claim 1, it is characterized in that, the described IP address binding of WAN mouth of will specifying is specially and will specifies the IP address binding of WAN mouth in the SOCKET of the response data packet of SNMP request in the response data packet of SNMP request.
3. SNMP request processing method according to claim 1 is characterized in that, also comprises:
The response data packet of SNMP request sends back Network Management Equipment by default gateway.
4. a SNMP network management system is characterized in that, comprising:
Network Management Equipment is used for sending the SNMP request;
Network element device is used for response SNMP request;
Designating unit, being used to specify a WAN mouth is that the SNMP request is special-purpose;
Record cell, the IP address that is used for recording described appointment WAN mouth;
The binding unit is used for specifying the IP address binding of WAN to the response data packet of SNMP request.
5. SNMP network management system according to claim 4 is characterized in that, described binding unit will specify the IP address binding of WAN mouth in the SOCKET of the response data packet of SNMP request.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104519017A (en) * | 2013-09-29 | 2015-04-15 | 上海斐讯数据通信技术有限公司 | Simulation SNMP (Simple Network Management Protocol) agent end system |
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| CN1795435A (en) * | 2003-04-15 | 2006-06-28 | 汤姆森特许公司 | Method and apparatus for router port configuration |
| CN101621455A (en) * | 2008-07-02 | 2010-01-06 | 华为技术有限公司 | Method for managing network equipment, network management station and network management equipment |
| CN102104512A (en) * | 2011-01-07 | 2011-06-22 | 华为技术有限公司 | Method and equipment for determining interface information |
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Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1795435A (en) * | 2003-04-15 | 2006-06-28 | 汤姆森特许公司 | Method and apparatus for router port configuration |
| CN101621455A (en) * | 2008-07-02 | 2010-01-06 | 华为技术有限公司 | Method for managing network equipment, network management station and network management equipment |
| CN102104512A (en) * | 2011-01-07 | 2011-06-22 | 华为技术有限公司 | Method and equipment for determining interface information |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104519017A (en) * | 2013-09-29 | 2015-04-15 | 上海斐讯数据通信技术有限公司 | Simulation SNMP (Simple Network Management Protocol) agent end system |
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Application publication date: 20130109 |