CN107154872A - The method and system of distributed asynchronous management telecommunication apparatus based on snmp protocol - Google Patents
The method and system of distributed asynchronous management telecommunication apparatus based on snmp protocol Download PDFInfo
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- CN107154872A CN107154872A CN201710312539.4A CN201710312539A CN107154872A CN 107154872 A CN107154872 A CN 107154872A CN 201710312539 A CN201710312539 A CN 201710312539A CN 107154872 A CN107154872 A CN 107154872A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L41/00—Arrangements for maintenance, administration or management of data switching networks, e.g. of packet switching networks
- H04L41/04—Network management architectures or arrangements
- H04L41/042—Network management architectures or arrangements comprising distributed management centres cooperatively managing the network
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L41/00—Arrangements for maintenance, administration or management of data switching networks, e.g. of packet switching networks
- H04L41/02—Standardisation; Integration
- H04L41/0213—Standardised network management protocols, e.g. simple network management protocol [SNMP]
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L41/00—Arrangements for maintenance, administration or management of data switching networks, e.g. of packet switching networks
- H04L41/04—Network management architectures or arrangements
- H04L41/044—Network management architectures or arrangements comprising hierarchical management structures
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L41/00—Arrangements for maintenance, administration or management of data switching networks, e.g. of packet switching networks
- H04L41/04—Network management architectures or arrangements
- H04L41/046—Network management architectures or arrangements comprising network management agents or mobile agents therefor
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Abstract
The invention discloses a kind of method and system of the distributed asynchronous management telecommunication apparatus based on snmp protocol, this method comprises the following steps：Webmaster sends original SNMP request messages to home agent apparatus, and self-defined SNMP communities name is added in the master agent SNMP messages community in UDP messages packet header according to business demand selectivity；Home agent apparatus is received after original SNMP request messages, judges whether self-defined SNMP communities name, no, then carries out home agent apparatus processing；It is that then home agent apparatus Reseals according to the original SNMP request messages of self-defined SNMP communities star and obtains new SNMP request messages；Meanwhile, preserve NAT forward tables；Sub-agent equipment receives new SNMP request messages and generates original SNMP response message, is sent to master agent；Master agent is received after original SNMP response message, is inquired about NAT forward tables, is Resealed original SNMP response message, webmaster is transmitted to after obtaining new SNMP response message.
Description
Technical field
The present invention relates to technical field of network management, and in particular to the distributed asynchronous management telecommunications based on snmp protocol is set
Standby method and system.
Background technology
SNMP (Simple Network Management Protocol) Simple Network Management Protocol, SNMP be exactly for
Provide network management workstation in webmastering software and the network equipment agency (Agent) between be the application for how transmitting management information
Layer protocol.
The object of management and some basic operations defined in snmp protocol standard, the object refer to that being stored in network sets
Standby upper management information bank (MIB), the operation includes obtaining request (Get-request), obtains next request (Get-next-
Request), obtain response (Get-response), request (Set-request) and report (Trap) are set.Assisted using SNMP
Discussing the webmastering software in the definition to MIB MIB and operation, network management workstation can support this so that remote management is all
The network equipment of agreement, including supervision network state, modification network equipments configuration, reception network event warning etc..Webmastering software
It is straight using the API api function based on snmp protocol when being managed to the network equipment based on snmp protocol
Connect to the network equipment and send request operation, i.e., the above-mentioned five kinds of operations defined using snmp protocol are conducted interviews to the network equipment,
Agent processing requests on the network equipment, and return to webmastering software the configuration information of the network equipment.
But, the requirement more and more higher with telecom operators to telecommunication apparatus, especially hardware after telecommunication device volume-expanding
On the cascade of equipment is transformed, because existing webmaster can only use public network managing telecommunication equipment so that public network pressure is larger, institute
Improved telecommunication apparatus can not be managed in the case where not changing public network upper strata topological structure with existing way to manage.
The overall performance of downstream cascade device can not be lifted, it is impossible to meet more user's telecommunication service demands.
The content of the invention
For defect present in prior art, it is an object of the invention to provide distributed asynchronous based on snmp protocol
The method and system of managing telecommunication equipment, for the communication of public network webmaster and private network sub-agent equipment room, so as to realize that telecommunications is set
Standby cascade management function.
To achieve the above objectives, the present invention is adopted the technical scheme that：
A kind of method of the distributed asynchronous management telecommunication apparatus based on snmp protocol, comprises the following steps：
S1, webmaster sends original SNMP request messages, the original SNMP requests using snmp protocol to home agent apparatus
The UDP messages packet header of message includes master agent SNMP messages community name, the SNMP version numbers of master agent and original SNMP messages
ID values are asked, self-defined SNMP communities name is added in master agent SNMP messages community according to business demand selectivity；
S2, home agent apparatus is received after original SNMP request messages, judges whether self-defined SNMP communities name,
It is no, then home agent apparatus processing is carried out, is, then into S3；
S3, home agent apparatus Reseals according to the original SNMP request messages of self-defined SNMP communities star and obtains new
SNMP request messages, the new SNMP request messages include sub-agent SNMP communities name, sub-agent snmp protocol number, newly
SNMP message requests ID；Meanwhile, UDP messages packet header and new SNMP message requests ID are saved in NAT and forwarded by home agent apparatus
Table, forms NAT corresponding with the original SNMP request messages and forwards table clause；
New SNMP request messages are sent to after sub-agent equipment by S4, home agent apparatus, and the generation of sub-agent equipment is original
SNMP response message, and master agent is sent to, the original SNMP response message includes new SNMP message requests ID；
S5, master agent is received after original SNMP response message, is inquired about NAT forward tables, is found corresponding NAT forward tables bar
Mesh, Reseals original SNMP response message, obtains new SNMP response message, and is transmitted to webmaster, and the new SNMP rings
Message is answered to include UDP messages packet header.
On the basis of above-mentioned technical proposal, in addition to：
Home agent apparatus inquires about NAT forward tables using new SNMP message requests ID as index in S5.
On the basis of above-mentioned technical proposal, the NAT forwardings table clause also includes the source IP of original SNMP request messages
Address and the socket information of original SNMP request messages.
On the basis of above-mentioned technical proposal, new SNMP response message forwards the original of table clause according to place NAT
The socket information of the source IP address of SNMP request messages and original SNMP request messages is sent to webmaster.
On the basis of above-mentioned technical proposal, the form of the self-defined SNMP communities name is to pass through field seperator mark
Know the forwarding mark separated, snmp stack version number, snmp stack community name, sub-agent equipment IP address of internal network and son
Agent equipment snmp stack intercepts port numbers.
On the basis of above-mentioned technical proposal, snmp stack is parsed according to the self-defined SNMP communities name common
The sub-agent SNMP communities name that body name segment value and snmp stack version number field value can be recognized respectively as sub-agent
With sub-agent snmp protocol number.
On the basis of above-mentioned technical proposal, the home agent apparatus voluntarily distributes the new SNMP message requests ID.
The system of distributed asynchronous management telecommunication apparatus based on snmp protocol, including webmaster, home agent apparatus and filial generation
Manage interior provided with agency's forwarding mould provided with original SNMP request messages generation module, the home agent apparatus in equipment, the webmaster
The original SNMP response message generation module set in block, and the sub-agent equipment；
Wherein, the original SNMP request messages generation module is used for according to the original SNMP request messages of service generation, institute
Stating the UDP messages packet header of original SNMP request messages includes master agent SNMP messages community name, the SNMP version numbers of master agent
With original SNMP message requests ID values, according to business demand selectivity added in master agent SNMP messages community it is self-defined
SNMP communities name；
The agent transmitting module is used for according to the new SNMP request messages of self-defined SNMP communities name encapsulation and forwarded
Sub-agent equipment is given, is additionally operable to original SNMP response message Resealing into new SNMP response message and is transmitted to webmaster, institute
Stating new SNMP request messages includes sub-agent community name, sub-agent snmp protocol number, new SNMP message requests ID, described
New SNMP response message includes UDP messages packet header；
The original SNMP response message generation module is used to generate original SNMP according to the new SNMP request messages
Response message, the original SNMP response message includes new SNMP message requests ID.
On the basis of above-mentioned technical proposal, the agent transmitting module include new SNMP request messages generation module,
NAT forward tables module and new SNMP response message generation module；
Wherein, the new SNMP request messages generation module is used to be encapsulated newly according to self-defined SNMP communities name
SNMP request messages；
The NAT forward tables module is used for please by the UDP messages packet header of original SNMP request messages and new SNMP messages
ID storages are asked into NAT forward tables, NAT corresponding with the original SNMP request messages is formed and forwards table clause；
The new SNMP response message generation module is used to forward table clause to Reseal the original according to corresponding NAT
Beginning SNMP response message generates new SNMP response message.
On the basis of above-mentioned technical proposal, the new SNMP response message generation module is reported according to the new SNMP
Text request ID index NAT forward tables, find corresponding NAT forwardings table clause, the UDP message bags in table clause are forwarded according to NAT
Head, Reseals original SNMP response message, obtains new SNMP response message, and the new SNMP response message includes UDP
Message packet header.
Compared with prior art, the advantage of the invention is that：
(1) method of the distributed asynchronous management telecommunication apparatus based on snmp protocol of the invention passes through in UDP message bags
Self-defined SNMP communities name is added in head, home agent apparatus can be by original SNMP request messages and original SNMP response message
Resealed, instead of webmastering software, directly E-Packeted from transport layer and give sub-agent equipment, realize webmaster and master agent
Equipment is communicated by public network, and home agent apparatus is communicated with sub-agent equipment by private network, and then is realized and do not changed
While upper layer network topological structure, management of the webmaster to sub- agent equipment is realized, its execution efficiency is high, asynchronous, versatility
By force, there is asynchronous, concurrent communication and distributed deployment is supported.
(2) system of the distributed asynchronous management telecommunication apparatus based on snmp protocol of the invention is selected according to business demand
Self-defined SNMP communities name is added in the original SNMP request messages that webmaster is issued, agency's forwarding mould in master agent
Root tuber Reseals into new SNMP request messages according to the original SNMP request messages of self-defined SNMP communities star, and by filial generation
The original SNMP response message that reason equipment is sent Reseals into new SNMP response message, realizes home agent apparatus and webmaster
Public network is communicated, and the private network between home agent apparatus and sub-agent equipment is communicated, furthermore achieved that and be deployed on private network
The extension and cascade of sub-agent equipment, it is achieved thereby that public network webmaster is set to the numerous private network sub-agents cascaded under home agent apparatus
Standby management and maintenance function.
(3) system of the distributed asynchronous management telecommunication apparatus based on snmp protocol of the invention is remembered in NAT forward tables
Each of record is issued to the raw information of the request message of sub-agent equipment, and group agent equipment response home agent apparatus is a certain please
When seeking the corresponding response message of message, it is only necessary to according to new SNMP message request ID index NAT forward tables be can obtain it is original
Information, other response messages can be forwarded by realizing while home agent apparatus issues request message, be realized asynchronous and concurrent
Communication.
Brief description of the drawings
Fig. 1 is the method flow diagram of the embodiment of the present invention；
Fig. 2 is the system block diagram of the embodiment of the present invention.
Embodiment
The present invention is described in further detail below in conjunction with drawings and Examples.
Shown in Figure 1, the embodiment of the present invention provides a kind of distributed asynchronous management telecommunication apparatus based on snmp protocol
Method, comprise the following steps：
S1, webmaster sends original SNMP request messages, original SNMP request messages using snmp protocol to home agent apparatus
UDP UDP messages packet header include master agent SNMP messages community name, the SNMP version numbers of master agent and original
Beginning SNMP message request ID value, self-defined SNMP is added according to business demand selectivity in master agent SNMP messages community
Community's name, if webmaster needs to obtain the status information of private network sub-agent equipment, adds in master agent SNMP messages community
Enter self-defined SNMP communities name, if webmaster needs to obtain the status information of home agent apparatus on public network, need not add
Self-defined SNMP communities name, wherein, the form of self-defined SNMP communities name is to identify turning for separation by field seperator
Issue of bidding documents knowledge, snmp stack version number, snmp stack community name, sub-agent equipment IP address of internal network and sub-agent equipment
Snmp stack intercepts port numbers, and the form of self-defined SNMP communities name is forwarding mark@snmp stacks version number@SNMP
Protocol stack community name@sub-agent equipment IP address of internal network@sub-agent equipment snmp stacks intercept port numbers；
S2, home agent apparatus is received after original SNMP request messages, judges whether self-defined SNMP communities name,
It is no, then home agent apparatus processing is carried out, is, then into S3；
S3, home agent apparatus according to self-defined SNMP communities name parse snmp stack community name segment value and
Sub-agent SNMP communities name and sub-agent SNMP that snmp stack version number field value can be recognized respectively as sub-agent
Protocol number, original SNMP request messages with reference to sub-agent SNMP communities name and sub-agent snmp protocol number Resealed and obtained
New SNMP request messages, new SNMP request messages include sub-agent SNMP communities name, sub-agent snmp protocol number, newly
SNMP message request ID, wherein new SNMP message requests ID is voluntarily distributed by home agent apparatus；Meanwhile, home agent apparatus will
UDP messages packet header and new SNMP message requests ID are saved in network address translation NAT forward tables, are formed and are asked with original SNMP
The corresponding NAT forwardings table clause of message, wherein, NAT forwarding table clauses include corresponding original with new SNMP message requests ID
The source IP address of SNMP request messages, the socket information of original SNMP request messages and UDP messages packet header；
New SNMP request messages are sent to after sub-agent equipment by S4, home agent apparatus, and the generation of sub-agent equipment is original
SNMP response message, and master agent is sent to, original SNMP response message includes new SNMP message requests ID；
S5, master agent is received after original SNMP response message, using new SNMP message requests ID as index, inquires about NAT
Forward table, finds the corresponding NAT forwardings table clauses of new SNMP message requests ID, obtains UDP messages packet header, and Reseal original
Beginning SNMP response message, obtains new SNMP response message, and new SNMP response message includes UDP messages packet header, turned according to NAT
The source IP address of the original SNMP request messages of entry and the socket information of original SNMP request messages are delivered by new SNMP
Response message is transmitted to webmaster.
Shown in Figure 2, what the present embodiment provided a kind of distributed asynchronous management telecommunication apparatus based on snmp protocol is
Original SNMP request messages generation module, master agent are provided with system, including webmaster, home agent apparatus and sub-agent equipment, webmaster
The original SNMP response message generation module set in agent transmitting module, and sub-agent equipment is provided with equipment.
Wherein, original SNMP request messages generation module is used for according to the original SNMP request messages of service generation, original
The UDP messages packet header of SNMP request messages includes master agent SNMP messages community name, SNMP version numbers of master agent and original
SNMP message request ID values, are total to according to the self-defined SNMP that added in master agent SNMP messages community of business demand selectivity
Consubstantiality name.
Agent transmitting module is used for according to the new SNMP request messages of self-defined SNMP communities name encapsulation and is transmitted to son
Agent equipment, is additionally operable to original SNMP response message Resealing into new SNMP response message and is transmitted to webmaster, new
SNMP request messages include sub-agent community name, sub-agent snmp protocol number, new SNMP message requests ID, new SNMP sound
Message is answered to include UDP messages packet header.
Original SNMP response message generation module is used to generate original SNMP response message according to new SNMP request messages,
Original SNMP response message includes new SNMP message requests ID, and original SNMP response message generation module is received to be turned from agency
The new SNPM request messages of hair module transmission simultaneously carry out response, and distributed deployment can be achieved.
Agent transmitting module includes new SNMP request messages generation module, NAT forward tables module and new SNMP response
Message generation module.
Wherein, new SNMP request messages generation module is used to be asked according to the new SNMP of self-defined SNMP communities name encapsulation
Seek message；NAT forward tables module is used to deposit in the UDP messages packet header of original SNMP request messages and new SNMP message requests ID
Store up in NAT forward tables, form NAT forwardings table clause corresponding with original SNMP request messages；New SNMP response message life
Into module according to new SNMP message request ID index NAT forward tables, corresponding NAT forwardings table clause is found, is forwarded according to NAT
UDP messages packet header in table clause, Reseals original SNMP response message, obtains new SNMP response message, new SNMP
Response message includes UDP messages packet header.Agent transmitting module realize management station initiate to private network device access ask parsing,
Forward table is preserved and message forwarding capability, and need not be parsed the quiet lotus data of SNMP and directly from transport layer forwarding, be turned by NAT
Deliver and realize similar nat feature, have the advantages that execution efficiency is high, asynchronous and highly versatile.
The present invention is not limited to the above-described embodiments, for those skilled in the art, is not departing from
On the premise of the principle of the invention, some improvements and modifications can also be made, these improvements and modifications are also considered as the protection of the present invention
Within the scope of.The content not being described in detail in this specification belongs to prior art known to professional and technical personnel in the field.
Claims (10)
1. a kind of method of the distributed asynchronous management telecommunication apparatus based on snmp protocol, it is characterised in that comprise the following steps：
S1, webmaster sends original SNMP request messages, the original SNMP request messages using snmp protocol to home agent apparatus
UDP messages packet header include master agent SNMP messages community name, the SNMP version numbers of master agent and original SNMP message requests
ID values, self-defined SNMP communities name is added according to business demand selectivity in master agent SNMP messages community；
S2, home agent apparatus is received after original SNMP request messages, judges whether self-defined SNMP communities name, no, then
Home agent apparatus processing is carried out, is, then into S3；
S3, home agent apparatus Reseals according to the original SNMP request messages of self-defined SNMP communities star and obtains new SNMP
Request message, the new SNMP request messages include sub-agent SNMP communities name, sub-agent snmp protocol number, new SNMP
Message request ID；Meanwhile, UDP messages packet header and new SNMP message requests ID are saved in NAT forward tables, shape by home agent apparatus
Into NAT forwardings table clause corresponding with the original SNMP request messages；
New SNMP request messages are sent to after sub-agent equipment by S4, home agent apparatus, and sub-agent equipment generates original SNMP
Response message, and master agent is sent to, the original SNMP response message includes new SNMP message requests ID；
S5, master agent is received after original SNMP response message, inquires about NAT forward tables, finds corresponding NAT forwardings table clause,
Original SNMP response message is Resealed, new SNMP response message is obtained, and be transmitted to webmaster, the new SNMP response report
Text includes UDP messages packet header.
2. the method for the distributed asynchronous management telecommunication apparatus as claimed in claim 1 based on snmp protocol, it is characterised in that
Also include：
Home agent apparatus inquires about NAT forward tables using new SNMP message requests ID as index in S5.
3. the method for the distributed asynchronous management telecommunication apparatus as claimed in claim 1 based on snmp protocol, it is characterised in that：
The socket letters of source IP address and original SNMP request message of the NAT forwardings table clause also including original SNMP request messages
Breath.
4. the method for the distributed asynchronous management telecommunication apparatus as claimed in claim 3 based on snmp protocol, it is characterised in that：
New SNMP response message forwards the source IP address and original SNMP of the original SNMP request messages of table clause please according to place NAT
The socket information of message is asked to send to webmaster.
5. the method for the distributed asynchronous management telecommunication apparatus as claimed in claim 1 based on snmp protocol, it is characterised in that：
The form of the self-defined SNMP communities name is to identify the forwarding mark separated, snmp stack version by field seperator
Number, snmp stack community name, sub-agent equipment IP address of internal network and sub-agent equipment snmp stack intercept port numbers.
6. the method for the distributed asynchronous management telecommunication apparatus as claimed in claim 5 based on snmp protocol, it is characterised in that：
Snmp stack community name segment value and snmp stack version are parsed according to the self-defined SNMP communities name
Sub-agent SNMP communities name and sub-agent snmp protocol number that number field value can be recognized respectively as sub-agent.
7. the method for the distributed asynchronous management telecommunication apparatus as claimed in claim 5 based on snmp protocol, it is characterised in that：
The home agent apparatus voluntarily distributes the new SNMP message requests ID.
8. the system of the distributed asynchronous management telecommunication apparatus based on snmp protocol, including webmaster, home agent apparatus and sub-agent
Equipment, it is characterised in that：It is interior provided with generation provided with original SNMP request messages generation module, the home agent apparatus in the webmaster
Manage the original SNMP response message generation module set in forwarding module, and the sub-agent equipment；
Wherein, the original SNMP request messages generation module is used for according to the original SNMP request messages of service generation, the original
The UDP messages packet header of beginning SNMP request message includes master agent SNMP messages community name, the SNMP version numbers of master agent and original
Beginning SNMP message request ID value, self-defined SNMP is added according to business demand selectivity in master agent SNMP messages community
Community's name；
The agent transmitting module is used for according to the new SNMP request messages of self-defined SNMP communities name encapsulation and is transmitted to son
Agent equipment, is additionally operable to original SNMP response message Resealing into new SNMP response message and is transmitted to webmaster, described new
SNMP request messages include sub-agent community name, sub-agent snmp protocol number, new SNMP message requests ID, it is described newly
SNMP response message includes UDP messages packet header；
The original SNMP response message generation module is used to generate original SNMP response according to the new SNMP request messages
Message, the original SNMP response message includes new SNMP message requests ID.
9. the system of the distributed asynchronous management telecommunication apparatus as claimed in claim 8 based on snmp protocol, it is characterised in that：
The agent transmitting module includes new SNMP request messages generation module, NAT forward tables module and new SNMP response message
Generation module；
Wherein, the new SNMP request messages generation module is used to be asked according to the new SNMP of self-defined SNMP communities name encapsulation
Seek message；
The NAT forward tables module is used for the UDP messages packet header of original SNMP request messages and new SNMP message requests ID
Store in NAT forward tables, form NAT corresponding with the original SNMP request messages and forward table clause；
The new SNMP response message generation module is described original for forwarding table clause to Reseal according to corresponding NAT
SNMP response message generates new SNMP response message.
10. the system of the distributed asynchronous management telecommunication apparatus as claimed in claim 9 based on snmp protocol, its feature exists
In：The new SNMP response message generation module is found pair according to the new SNMP message request ID index NAT forward tables
The NAT forwarding table clauses answered, forward the UDP messages packet header in table clause according to NAT, Reseal original SNMP response message,
New SNMP response message is obtained, the new SNMP response message includes UDP messages packet header.
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Application publication date: 20170912 |