CN110213089A - A kind of method and system of extensive distal end equipment with zero configuration access network management - Google Patents
A kind of method and system of extensive distal end equipment with zero configuration access network management Download PDFInfo
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- CN110213089A CN110213089A CN201910412527.8A CN201910412527A CN110213089A CN 110213089 A CN110213089 A CN 110213089A CN 201910412527 A CN201910412527 A CN 201910412527A CN 110213089 A CN110213089 A CN 110213089A
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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
- H04L41/08—Configuration management of networks or network elements
- H04L41/0803—Configuration setting
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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
- H04L41/12—Discovery or management of network topologies
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D30/00—Reducing energy consumption in communication networks
Abstract
A kind of method and system of extensive distal end equipment with zero configuration access network management are related to Ethernet exchanging and transmission field, and method includes: that NM server configures an equipment with zero configuration as proxy server, remaining equipment with zero configuration is as client；The management passage between proxy server and next stage client is established by privately owned Link Layer Discovery Protocol distribution of services agreement, the management passage between connected client is also established by distribution of services agreement step by step；The proxy server and each client obtain neighbor information by privately owned LLDP Link Layer Discovery Protocol in management passage respectively；NM server collects the neighbor information of whole network by proxy server, forms network topological diagram, and according to network topological diagram to choosing client to be managed.The equipment with zero configuration that the present invention accesses is not necessarily to save manpower by manually participating in pre-configuration or situ configuration, improve allocative efficiency.
Description
Technical field
The present invention relates to Ethernet exchanging and transmission field, in particular to a kind of extensive distal end equipment with zero configuration is connect
Enter the method and system of network management.
Background technique
During engineering opening, the access device positioned at network end-point is there are substantial amounts, the characteristics of position disperses.It presses
According to previous engineering opening mode, there are two schemes:
The first is that access device is pre-configured, and according to the scheme planned in advance, gives access device configuration service
And IP, then access device is put into specified position.This scheme needs the access device to each distal end to be pre-configured,
Then it is put into specified place, once access device substantial amounts, can quite expend time and manpower, and be easy error.
It is open-minded to be that engineering staff goes to scene according to preparatory planning for second, and remote access device is often dispersed and position
Far, a large amount of manpowers and time are equally wasted.
Summary of the invention
In view of the deficiencies in the prior art, the purpose of the present invention is to provide a kind of extensive distal end equipment with zero configuration
The method and system of network management are accessed, the equipment with zero configuration of access is not necessarily to save by manually participating in pre-configuration or situ configuration
Manpower improves allocative efficiency.
To achieve the above objectives, on the one hand, a kind of method for taking extensive distal end equipment with zero configuration access network management, including
Step:
It is proxy server that NM server, which configures an equipment with zero configuration, remaining equipment with zero configuration is as client；
It is established between proxy server and next stage client by privately owned Link Layer Discovery Protocol distribution of services agreement
Management passage also establishes the management passage between connected client by distribution of services agreement step by step；The proxy server and
Each client obtains neighbor information by privately owned LLDP Link Layer Discovery Protocol in management passage respectively；
Neighbor information of the NM server by proxy server collection whole network, formation network topological diagram, and according to
Network topological diagram is managed to choosing client.
Preferably, the management passage established by distribution of services agreement between proxy server and next stage client
Include: the first LLDP module of setting in the proxy server, the 2nd LLDP module is set in client；Proxy server to
Lower transmission business information, while business information is noticed into the first LLDP module；The client receive the business information and to
Lower forwarding, while the 2nd LLDP module is noticed, the management passage between two LLDP modules is got through, and record proxy server
MAC Address；After the management passage is got through, proxy server and LLDP frame is mutually sent out in management passage with next stage client,
Neighbor information is obtained according to the LLDP frame received and is recorded.
Preferably, the management passage established between client step by step by distribution of services agreement includes: the same level client
End receives the business information that issues of upper level client, forwards and notice the 2nd LLDP module of the same level downwards, gets through and upper one
Management passage between 2nd LLDP module of grade client；After the management passage of every level-one client is got through, upper level visitor
Family end and next stage client mutually send out LLDP frame in management passage, obtain neighbor information according to the LLDP frame received and record.
Preferably, the record content of the neighbor information includes: the interface number that device name+equipment MAC+ receives protocol frame
+ business information.
Preferably, NM server collects the neighbor information of whole network by proxy server, forms network topological diagram
Include: the NM server using IP administration agent server, reads the neighbor information on proxy server, network management is recorded
The local data base of server；The NM server is successively read the neighbor information of each client by proxy server,
Local data base is equally recorded；The NM server passes through calculation according to the neighbor information recorded in the local data base
Method draws out network topological diagram.
Preferably, the NM server calculates loop and ring that may be present in network according to network topological diagram
The position on road, and reminded.
Preferably, NM server includes: the network manager service to choosing client to be managed according to network topological diagram
Device sends the snmp protocol message in three layers of channel to proxy server, and snmp protocol message carries the equipment MAC for choosing client
And business information；Snmp protocol message is encapsulated as double layer channel protocol frame by the proxy server, issues corresponding client；
Corresponding client reception resolves to snmp protocol message, and is handled, then target MAC (Media Access Control) address is filled in proxy server
MAC is re-packaged into double layer channel protocol frame and sends back to；After proxy server receives the reply of corresponding client, encapsulate again
NM server is sent at the snmp protocol message in three layers of channel.
On the other hand, the present invention provides a kind of system of extensive distal end equipment with zero configuration access network management, including network management clothes
More equipment with zero configuration of business device and access, wherein an equipment with zero configuration is configured as proxy server, remaining zero configuration is set
It is standby to be used as client；
It all has between the proxy server and next stage client and between two connected clients and passes through business
The management passage that distribution protocol is established, the proxy server and each client are respectively used in management passage by privately owned
LLDP agreement obtain neighbor information；
The NM server is used to collect the neighbor information of whole network by proxy server, forms network topology
Figure, and according to network topological diagram to choosing client to be managed.
Preferably, the proxy server includes the first distribution of services protocol module and the first LLDP protocol module, described
Client includes the second distribution of services protocol module and the 2nd LLDP protocol module, the first distribution of services protocol module and next stage
There is service channel between second distribution of services protocol module of client；The first distribution of services protocol module passes through business
Channel issuing service information gives the second distribution of services protocol module, while the first distribution of services protocol module notices business information
First LLDP module；After the second distribution of services protocol module receives the business information, business information is noticed second
LLDP module gets through the management passage between two LLDP modules；The MAC Address of the client storage agent server；Institute
The LLDP frame that the first LLDP module and the 2nd LLDP module are sent according to opposite end in management passage is stated to obtain neighbor information and record.
Preferably, there is service channel between the 2nd LLDP module of two clients interconnected；The same level client
The second distribution of services protocol module by service channel receive business information, and by service channel downwards and client turn
Hair, while noticing the 2nd LLDP module of the same level client, get through and upper level client in pipe between the 2nd LLDP module
Manage channel；The same level client and upper level client obtain adjacent according to the Link Layer Discovery Protocol frame that opposite end in management passage is sent
It occupies information and records.
Preferably, the proxy server further includes the first message conversion module and the first snmp stack, and described first
Message conversion module is used to the snmp protocol message in three layers of channel that NM server is sent being converted to double layer channel protocol frame,
It is also used to the double layer channel protocol frame of client being converted to snmp protocol message；First snmp stack is for handling net
Pipe server issues the snmp management message of proxy server；
The client includes the second message conversion module and the second snmp stack, is used for double layer channel protocol frame
It is reduced to snmp protocol message, is also used to snmp stack treated snmp protocol message is re-packaged into double layer channel association
Discuss frame；Second snmp stack is used to handle the snmp protocol message after reduction.
Preferably, the NM server is also used to calculate loop that may be present in network according to network topological diagram
And the position of loop, and reminded.
One in above-mentioned technical proposal has the following beneficial effects:
1, the present invention only needs to configure proxy server, and the proxy server as server is placed in server layer, can
To be located at central machine room, it is easily managed and configures simply, and the equipment with zero configuration as server does not need powerful processing
Ability, any support equipment with zero configuration can be used as server；The equipment with zero configuration of other accesses is without any configuration, access
Network can be managed, easy to operate.Without being configured by manually ginseng, particularly with the equipment with zero configuration of distal end, greatly
Reduce the engineering opening time.
2, present invention whole process is by software implementation, no additional hardware increased costs, and supports multilevel topology, generates net
The prompting that cyclization is also had after network topological diagram, avoids business after engineering opening impacted.
3, to the access quantity of the equipment with zero configuration in net, there is no limit major networks information search and topology draw work
On NM server, the enough support functions of operational capability are realized.And consuming job is only disposable, does not need to repeat to grasp
Make.
4, management data can directly reach specified client by proxy server, be unicast data frames, will not produce
Raw broadcast or multicast, reduce and occupy Internet resources, will not generate error configurations other equipment situation, and agreement is slow association
View, protocol massages occupy few network bandwidth, have substantially no effect on normal business.
5, NM server can support graphical automatic drafting topology, reduce the topology constructing time；It can pass through
Server supports to be used to upgrade remote equipment and detection based on two layers of telnet, ftp get, ftp put, ping, trace etc.
Its connectivity；Equipment with zero configuration can support alarm, trap and performance to report by proxy server；It can exist at any time with demand
Now increase in net or removing device, topology can refresh at any time.
Detailed description of the invention
Fig. 1 is the method flow diagram that the extensive distal end equipment with zero configuration of the embodiment of the present invention accesses network management；
Fig. 2 is the network topological diagram that the extensive distal end equipment with zero configuration of the embodiment of the present invention accesses network management；
Fig. 3 is the system embodiment schematic diagram that the extensive distal end equipment with zero configuration of the present invention accesses network management；
Fig. 4 is the system another kind embodiment schematic diagram that the extensive distal end equipment with zero configuration of the present invention accesses network management.
Specific embodiment
Invention is further described in detail with reference to the accompanying drawings and embodiments.
As shown in Figure 1, the method that extensive distal end equipment with zero configuration accesses network management in the present embodiment, comprising steps of
S101. it for all equipment with zero configuration of network management to be linked into, wherein an equipment with zero configuration will be configured to act on behalf of
Server (server role), remaining equipment with zero configuration is as client, that is to say, that all the remaining zero configurations in network
Equipment is all defaulted as client role.
S102. the management passage between proxy server and next stage client is established by distribution of services agreement, also,
The management passage between connected client is established step by step by distribution of services agreement.After the management passage is got through, agency service
LLDP (Link Layer is mutually sent out in management passage between device and next stage client and connected two-stage client
Discovery Protocol, Link Layer Discovery Protocol) frame, proxy server and each client are led in management passage respectively
It crosses privately owned LLDP protocol discovery neighbours and stores neighbor information.
Specifically, obtaining neighbor information, and record or real-time update neighbor information, LLDP by the LLDP frame that opposite end is sent
The payload content of frame are as follows: device name+equipment MAC+ receives interface number+business information of protocol frame；Therefore the note of neighbor information
Record content includes: interface number+business information that device name+equipment MAC+ receives protocol frame, and wherein equipment refers to sending adjacent
Occupy the equipment with zero configuration of information.
S103. NM server collects the neighbor information of whole network by proxy server, forms network topological diagram, and
According to network topological diagram to choosing client to be managed.In the present embodiment, using graphical NM server.
Specifically, NM server uses IP administration agent server, the neighbor information of proxy server is read, is recorded
Local data base.In addition, NM server is successively read the neighbor information of each client by proxy server, i.e., from agency
The MAC Address of neighbor device is obtained in the neighbor information of server, then telnet mac reads neighbours' letter to next stage client
Breath, to collect the neighbor information of whole network by way of finding step by step, local data base is equally recorded.
The neighbor information of the equipment with zero configuration of all access networks is all saved in the local data base of NM server,
As shown in Fig. 2, neighbor information of the NM server according to all equipment with zero configuration, draws out detailed network topological diagram.Pass through
Algorithm can also calculate the position that loop and loop that may be present in network are likely to occur, and remind user, avoid
Business is impacted after engineering opening.Network topological diagram generate after, NM server can to the equipment with zero configuration chosen into
Row network management.
Based on the above embodiment, it is described in detail in the present embodiment and agency service is established by private service distribution protocol module
The step of management passage between device and next stage client.
Firstly, the first LLDP module is arranged in the proxy server, the 2nd LLDP module is set in client.
Then, proxy server sends downwards the business information of management passage, while business information can be noticed first
LLDP module.
Next stage client receives business information, if the client does not connect other clients, as long as noticing simultaneously
The 2nd LLDP module business information of the client, the equipment with zero configuration where business information is issued the client are hard
Part gets through upward management passage with this.If the client is also connected with other clients, business information is received, it will
Business information forwarding downwards as former state, while it being advertised to the 2nd LLDP module of the client, business information is issued into the client
The equipment with zero configuration hardware at place, upward management passage is got through with this.
The management passage between proxy server and next stage client is got through at this time, proxy server and next
Grade client mutually sends out LLDP frame in management passage, and obtains neighbor information according to the LLDP frame received and record, and record generation
Manage the MAC Address of server.
Based on the above embodiment, it is described in detail in the present embodiment and client is established by private service distribution protocol module step by step
The step of management passage between end.
In addition, the same level client receives the business information that issues of upper level client, if there is next stage client, then to
Lower forwarding and the 2nd LLDP module for noticing the same level client；If there is no next stage client, the same level client is only noticed
The 2nd LLDP module, upward management passage is got through with this, is not forwarded still further below.
When there is multistage client to be connected, that level-one level-one gets through management passage step by step, after management passage is got through, on
L 1 customer end and next stage client mutually send out LLDP frame in management passage, and obtain neighbor information according to the LLDP frame received
And it records, and record the MAC Address of proxy server.
After the completion of network topological diagram, another embodiment is provided, NM server is described in detail according to network topological diagram to choosing
The step of middle client is managed.
S201. NM server can obtain the MAC for needing the client (equipment with zero configuration) managed from local data base
Address and business information.Then send three layers of channel SNMP (Simple Network Management Protocol, simply
Network Management Protocol) for protocol massages to proxy server, snmp protocol message carries the equipment MAC for choosing client and business letter
Breath.
S202. after proxy server receives snmp protocol message, which is encapsulated into double layer channel, is issued
Corresponding client.
What S203. corresponding client received is double layer channel protocol frame, records business information therein, logical by two layers
Protocol frame decapsulation in road restores SNMP message and handles.
S204. it since the SNMP message of response lacks IP information, can be encapsulated into double layer channel again, purpose MAC is by setting
Standby MAC is changed to proxy server MAC, and business information is the information of record, then sends back to from receiving port.
S205. after proxy server receives the double layer channel protocol frame that corresponding client is replied, SNMP message is restored, is filled out
Enter the IP information and the IP address of oneself of NM server, the snmp protocol message for being packaged into three layers of channel again is sent to
NM server.So far, a network management process terminates.
Based on above-mentioned process, if the equipment with zero configuration transmission alarm of distal end and TRAP information, in mode and step S204
It is identical that equipment with zero configuration responds SNMP message process.
In other embodiments, if one equipment of proxy server and the span of client, if across equipment
Do not support transmission method of the present invention, then the equipment would not parse the business information that proxy server issues, LLDP frame and
Snmp management message, but these messages are directly passed through into client, then client is transmitted according to the above process, should
Client is considered as the next stage client of proxy server.
As shown in figure 3, based on the above embodiment, also providing a kind of system of extensive distal end equipment with zero configuration access network management
Embodiment.The system of extensive distal end equipment with zero configuration access network management includes that more zero configurations of NM server and access are set
Standby, wherein an equipment with zero configuration is configured as proxy server (server), remaining equipment with zero configuration is as client
(client).There was only a proxy server and a next stage client in the present embodiment.
There is the management passage established by distribution of services agreement, generation between the proxy server and next stage client
Reason server and client side is respectively used in management passage by obtaining neighbor information in privately owned LLDP agreement.NM server
For collecting the neighbor information of whole network by proxy server, local data base is recorded, and according in local data base
The information of record, is depicted as network topological diagram, and according to network topological diagram to choosing client to be managed.
Proxy server includes the first distribution of services protocol module and the first LLDP module, and the client includes the second industry
Distribution protocol module of being engaged in and the 2nd LLDP module.Second distribution of services agreement mould of the first distribution of services protocol module and client
There is service channel between block.
Specifically, the first distribution of services protocol module gives the second distribution of services agreement by service channel issuing service information
Module, while business information is noticed the first LLDP module by the first distribution of services protocol module；Second distribution of services protocol module
After receiving the business information, business information is noticed into the 2nd LLDP module, gets through the management passage between two LLDP modules.
First LLDP module and the 2nd LLDP module mutually send out LLDP frame in the management passage got through, and according to management passage
The LLDP frame that interior opposite end is sent obtains neighbor information and records；And the MAC Address of client storage agent server.
NM server generates network topological diagram according to all neighbor informations of collection, and to any one client in figure
It is managed.
Above-mentioned proxy server further includes the first message conversion module and the first snmp stack, and client includes the second report
Literary conversion module and the second snmp stack.NM server is issued by three layers of channel and carries purpose equipment MAC Address and industry
For the snmp protocol message for information of being engaged in proxy server, snmp management message is encapsulated into double layer channel by the first message conversion module
It is interior, become double layer channel protocol frame, and be handed down to corresponding client.
After corresponding client receives double layer channel protocol frame, it is decapsulated and is reduced into SNMP message and is sent to the 2nd SNMP
Protocol stack processing, the processing of the second snmp stack are completed to be encapsulated as double layer channel protocol frame again, also set target MAC (Media Access Control) address to
Then proxy server MAC Address is sent back to from received port.
After proxy server receives the double layer channel protocol frame of reply, deblocking turns reduction SNMP message, inserts network manager service
The IP information and the IP address of oneself of device, are sent to NM server.
In addition, issuing snmp management message to proxy server, the first SNMP when NM server administration agent server
Protocol stack is used to handle the snmp management message.
As shown in figure 4, providing the system another kind embodiment of extensive distal end equipment with zero configuration access network management, the present embodiment
Essentially identical with upper one embodiment, difference is, has two-stage client, i.e. customer end A and customer end B in the present embodiment,
There is service channel between second distribution of services protocol module of two clients interconnected.
In the present embodiment, proxy server is believed by the first distribution of services protocol module by service channel issuing service
Second distribution of services protocol module of breath, customer end A receives business information and the second distribution of services protocol module to customer end B
Forwarding, meanwhile, which is noticed its 2nd LLDP module by the second distribution of services protocol module of customer end A, gets through visitor
Management passage between family end A and proxy server, the MAC Address of customer end A storage agent server.At this point, customer end A and
The LLDP frame that proxy server is sent according to opposite end in management passage respectively obtains neighbor information and records.
After second distribution of services protocol module of customer end B receives the business information that client is sent, by business information
Its 2nd LLDP module is noticed, the management passage between customer end B and customer end A is got through.Customer end A and customer end B point at this time
The LLDP frame that do not sent according to opposite end in management passage obtains neighbor information and records.
When management server needs to be managed customer end B, NM server issues carrying visitor by three layers of channel
To proxy server, proxy server seals snmp management message for the MAC Address of family end B and the snmp protocol message of business information
Dress is double layer channel protocol frame, is directly handed down to customer end B, subsequent process is identical with upper one embodiment, and details are not described herein again.
It should be noted that the customer end B in Fig. 2 only represents the second distribution of services agreement mould in order to preferably clearly show content
Block and the 2nd LLDP module.
In above-described embodiment, proxy server and client, snmp protocol of the default operation containing privately owned part, snmp protocol
It increases three layers of conversion between channel and double layer channel, increase the support of broadcasting packet containing the LLDP agreement of privately owned part,
It increases and sends neighbor information in multiple service channels, effect is exactly the network in order to penetrate others, increases privately owned industry
Be engaged in distribution protocol (as client), privately owned double layer channel protocol.
By the way that proxy server is arranged, when proxy server issuing service information, pass through privately owned distribution of services agreement mould
Block establishes management passage, and next stage client gets through upward management passage, and pass through LLDP while receiving business information
Module obtains neighbor information, while upper level client and proxy server can also obtain neighbor information in management passage.
Therefore NM server can obtain the neighbor information of proxy server, and pass through agency's clothes by IP administration agent server
Business device successively obtains the neighbor information of client, accordingly generates network topological diagram, NM server is opened up according to network
Flutter the client being selected in figure management figure.Can allow distal end equipment with zero configuration can not have to any operation in the case where,
It is linked into NM server, saves a large amount of engineering opening times, greatly reduction engineering cost.
The present invention can also support topological automatic drafting, save the process of graphical upper addition device build topology；Support Line
The various detection of connectivity means in road, support various alarm reports, diagnostic network and can check network performance.
In conclusion the present invention can support the equipment with zero configuration of distal end to connect network management, engineering opening effect is greatly improved
Rate and cost is saved, mitigates the work load of engineering opening personnel, the network diagnosis method and network topology of multiplicity can be by
The characteristic of any variation, the maintenance difficulties after reducing are needed, and can find loop by software algorithm oneself, possibility is provided
The place of cyclization.
The present invention is not limited to the above-described embodiments, for those skilled in the art, is not departing from
Under the premise of the principle of the invention, several improvements and modifications can also be made, these improvements and modifications are also considered as protection of the invention
Within the scope of.The content being not described in detail in this specification belongs to the prior art well known to professional and technical personnel in the field.
Claims (12)
1. a kind of method of extensive distal end equipment with zero configuration access network management, which is characterized in that comprising steps of
It is proxy server that NM server, which configures an equipment with zero configuration, remaining equipment with zero configuration is as client；
The management between proxy server and next stage client is established by privately owned Link Layer Discovery Protocol distribution of services agreement
The management passage between connected client is also established by distribution of services agreement in channel step by step；The proxy server and each
Client obtains neighbor information by privately owned LLDP Link Layer Discovery Protocol in management passage respectively；
NM server collects the neighbor information of whole network by proxy server, forms network topological diagram, and according to network
Topological diagram is managed to choosing client.
2. the method for extensive distal end equipment with zero configuration access network management as described in claim 1, which is characterized in that described to pass through
The management passage that distribution of services agreement is established between proxy server and next stage client includes:
First LLDP module is set in the proxy server, the 2nd LLDP module is set in client；
Proxy server sends downwards business information, while business information is noticed the first LLDP module；The client receives
The business information simultaneously forwards downwards, while noticing the 2nd LLDP module, gets through the management passage between two LLDP modules, and
Record the MAC Address of proxy server；
After the management passage is got through, proxy server and LLDP frame is mutually sent out in management passage with next stage client, according to
The LLDP frame received obtains neighbor information and records.
3. the method for extensive distal end equipment with zero configuration access network management as claimed in claim 2, which is characterized in that described to pass through
The management passage that distribution of services agreement is established step by step between client includes:
The same level client receives the business information that upper level client issues, and forwards and notice the 2nd LLDP mould of the same level downwards
Block gets through the management passage between the 2nd LLDP module of upper level client；
After the management passage of every level-one client is got through, upper level client and next stage client are mutually sent out in management passage
LLDP frame obtains neighbor information according to the LLDP frame received and records.
4. the method for extensive distal end equipment with zero configuration access network management as claimed in claim 2 or claim 3, which is characterized in that described
The record content of neighbor information includes: interface number+business information that device name+equipment MAC+ receives protocol frame.
5. the method for extensive distal end equipment with zero configuration access network management as described in claim 1, which is characterized in that network manager service
Device collects the neighbor information of whole network by proxy server, forms network topological diagram and includes:
The NM server uses IP administration agent server, reads the neighbor information on proxy server, network management is recorded
The local data base of server；
The NM server is successively read the neighbor information of each client by proxy server, and local number is equally recorded
According to library；
The NM server draws out network topology according to the neighbor information recorded in the local data base, by algorithm
Figure.
6. the method for extensive distal end equipment with zero configuration access network management as described in claim 1, which is characterized in that the network management
Server calculates the position of loop and loop that may be present in network according to network topological diagram, and is reminded.
7. the method for extensive distal end equipment with zero configuration access network management as described in claim 1, which is characterized in that network manager service
Device includes: to choosing client to be managed according to network topological diagram
The NM server sends the snmp protocol message in three layers of channel to proxy server, and the carrying of snmp protocol message is chosen
The equipment MAC and business information of client；
Snmp protocol message is encapsulated as double layer channel protocol frame by the proxy server, issues corresponding client；
Corresponding client reception resolves to snmp protocol message, and is handled, then target MAC (Media Access Control) address is filled in agency service
Device MAC is re-packaged into double layer channel protocol frame and sends back to；
After proxy server receives the reply of corresponding client, the snmp protocol message for being packaged into three layers of channel again is sent to net
Pipe server.
8. a kind of system of extensive distal end equipment with zero configuration access network management, which is characterized in that including NM server and access
More equipment with zero configuration, wherein an equipment with zero configuration is configured as proxy server, remaining equipment with zero configuration is as client
End；
It all has between the proxy server and next stage client and between two connected clients and passes through distribution of services
The management passage that agreement is established, the proxy server and each client are respectively used in management passage by privately owned
LLDP agreement obtains neighbor information；
The NM server is used to collect the neighbor information of whole network by proxy server, forms network topological diagram, and
According to network topological diagram to choosing client to be managed.
9. the system of extensive distal end equipment with zero configuration access network management as claimed in claim 8, it is characterised in that:
The proxy server includes the first distribution of services protocol module and the first LLDP protocol module, and the client includes the
Two distribution of services protocol modules and the 2nd LLDP protocol module, the second of the first distribution of services protocol module and next stage client
There is service channel between distribution of services protocol module；
The first distribution of services protocol module gives the second distribution of services protocol module by service channel issuing service information, together
When the first distribution of services protocol module by business information notice the first LLDP module；
After the second distribution of services protocol module receives the business information, business information is noticed into the 2nd LLDP module, is beaten
Management passage between logical two LLDP modules；The MAC Address of the client storage agent server；
The LLDP frame acquisition neighbor information that the first LLDP module and the 2nd LLDP module are sent according to opposite end in management passage
And it records.
10. the system of extensive distal end equipment with zero configuration access network management as claimed in claim 9, it is characterised in that: mutually interconnect
There is service channel between 2nd LLDP module of two clients connect；
Second distribution of services protocol module of the same level client by service channel receive business information, and by service channel to
Lower and client forwarding, while noticing the 2nd LLDP module of the same level client, get through with second in upper level client
Management passage between LLDP module；
The Link Layer Discovery Protocol frame acquisition neighbours that the same level client and upper level client are sent according to opposite end in management passage
Information simultaneously records.
11. the system of the extensive distal end equipment with zero configuration access network management as described in claim 9 or 10, it is characterised in that:
The proxy server further includes the first message conversion module and the first snmp stack, the first message conversion module
The snmp protocol message in three layers of channel for sending NM server is converted to double layer channel protocol frame, is also used to client
The double layer channel protocol frame at end is converted to snmp protocol message；First snmp stack is issued for handling NM server
The snmp management message of proxy server；
The client includes the second message conversion module and the second snmp stack, is used to restore double layer channel protocol frame
For snmp protocol message, it is also used to that treated that snmp protocol message is re-packaged into double layer channel protocol by snmp stack
Frame；Second snmp stack is used to handle the snmp protocol message after reduction.
12. the system of extensive distal end equipment with zero configuration access network management as claimed in claim 8, it is characterised in that: the net
Pipe server is also used to calculate the position of loop and loop that may be present in network according to network topological diagram, and carries out
It reminds.
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