CN101217394A - A veneer groove bit mark collocation method, core veneer, and operation veneer and communication system - Google Patents
A veneer groove bit mark collocation method, core veneer, and operation veneer and communication system Download PDFInfo
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- CN101217394A CN101217394A CNA2007100946899A CN200710094689A CN101217394A CN 101217394 A CN101217394 A CN 101217394A CN A2007100946899 A CNA2007100946899 A CN A2007100946899A CN 200710094689 A CN200710094689 A CN 200710094689A CN 101217394 A CN101217394 A CN 101217394A
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Abstract
The invention discloses an allocation method for veneer groove location numbers and comprises the following steps that a central veneer receives address request messages sent by a business veneer; the central veneer allocates groove location numbers for the business veneer according to the corresponding relationships of preset interface numbers, groove location numbers and the interface numbers of the received address request messages; the central veneer returns and carries responding messages of the groove location numbers to the business veneer. The invention also correspondingly provides a central veneer, a business veneer and a communication system. The adoption of the technical proposal provided by the embodiment of the invention ensures the accuracy of the allocation of the groove location numbers and the stability of the communication system.
Description
Technical field
The present invention relates to the communications field, relate in particular to a kind of veneer groove collocation method, core veneer, service board, reach communication system.
Background technology
In communication system architecture, veneer is general to be installed on the backboard of machine frame as basic physical entity, and machine frame is placed on again in the corresponding rack, as a plurality of veneer co-operation realization whole communication system functions of subsystem.
When system's operate as normal, veneer is except having the information interaction with extraneous network, also have transmission of Information such as data, signaling and Operation and Maintenance between each veneer, and the message transmission between each veneer must be based upon on the basis of having known information such as these veneer physical locations and carries out.
The physical location of veneer is identified by the slot number of veneer, and at present, the slot number of veneer is to obtain by the slot number that reads the backboard slot.Designed a lot of veneer slots on the backboard, each slot definition unique slot number (such as, represent different slot numbers with k bit, the scope of then representing slot number is 0 to 2
k-1), because the slot number of veneer is exactly the slot number of its place slot, so veneer can obtain the slot number of oneself by reading the slot number of backboard slot.
In research and practice process to prior art, the inventor finds that there is following problem in prior art:
Because the slot number of veneer is to obtain by the slot number that reads the backboard slot; if certain slot number signal of backboard breaks down, perhaps, the interface device that veneer is read slot number breaks down; then veneer will read wrong slot number, thereby causes the unusual or paralysis of system communication.
Summary of the invention
The technical problem that the embodiment of the invention will solve provides a kind of veneer groove collocation method, core veneer, service board and communication system, can guarantee to be the correct slot number of veneer configuration.
For solving the problems of the technologies described above, embodiment provided by the present invention is achieved through the following technical solutions:
The embodiment of the invention provides a kind of veneer groove collocation method, comprising:
Core veneer receives the Address requests message that service board sends;
Described core veneer receives the port numbers of described Address requests message according to it, and presets the corresponding relation of port numbers and slot number, is described service board configurating slot position number;
Described core veneer returns the response message that carries described slot number to described service board.
The embodiment of the invention also provides a kind of core veneer, comprising: Switching Module and central processor unit;
Wherein, described Switching Module comprises: the request message receiving element;
Described request message receiving element is used to receive the Address requests message that service board sends;
Described central processor unit receives the port numbers of described Address requests message according to it, and presets the corresponding relation of port numbers and slot number, is described service board configurating slot position number, and returns the response message that carries described slot number to described service board.
The embodiment of the invention provides a kind of service board, comprising:
The request message transmitting element is used for sending the Address requests message to core veneer;
The response message receiving element is used for the response message of the described Address requests message that the receiving center veneer returns;
The slot number acquiring unit is used for obtaining slot number from the response message that described response message receiving element receives.
The embodiment of the invention provides a kind of communication system, comprising: service board and core veneer;
Described service board sends the Address requests message to described core veneer;
Described core veneer receives the port numbers of described Address requests message according to it, and the corresponding relation of port numbers that presets and slot number, gives described service board configurating slot position number, and return carry described slot number response message to described service board.
Technique scheme has following beneficial effect:
In embodiments of the present invention, core veneer is after receiving the Address requests message of service board, according to the port numbers of its receiver address request message, and the corresponding relation of port numbers that presets and slot number, the service board configurating slot position number that sends the Address requests message given.Because the corresponding relation of the slot number of service board and the port numbers of core veneer is fixed by PCB layout, therefore, give the service board configurating slot position number by core veneer, guaranteed the correctness of slot number, avoided system communication to reach the problem of paralysis unusually.
Description of drawings
The communication system connection diagram that Fig. 1 provides for the embodiment of the invention;
The veneer groove collocation method flow chart that Fig. 2 provides for first embodiment of the invention;
The veneer groove collocation method flow chart that Fig. 3 provides for second embodiment of the invention;
Fig. 4 forms schematic diagram for the core veneer that the embodiment of the invention provides;
Fig. 5 forms schematic diagram for the communication system that the embodiment of the invention provides.
Embodiment
For the purpose that makes the embodiment of the invention, technical scheme, and advantage clearer, below the embodiment of the invention is elaborated with reference to accompanying drawing.
See also Fig. 1, the veneer connection diagram that provides for the embodiment of the invention, in machine frame, there are core veneer (master) 101 and service board 102, service board 102 is inserted in the different slot of backboard, core veneer 101 all has independently star-like data channel to each service board 102, therefore, each service board 102 has separate port on core veneer 101, and, the corresponding relation of the port numbers of the slot number of service board 102 and core veneer 101 is fixed by PCB layout, and is stored in the core veneer 101 as system configuration information.
Such as, as if the PCB layout that adopts as shown in Figure 1, then being inserted in the 1-6 port of the service board 102 corresponding core veneers 101 of backboard 1-6 slot, this corresponding relation is stored in the core veneer 101.It should be noted that, the corresponding relation of slot number and port numbers is determined by PCB layout, the PCB layout difference then has the different port numbers and the corresponding relation of slot number, PCB layout mode shown in Figure 1 only is the clearer explanation embodiment of the invention, should not be considered as the restriction to the embodiment of the invention.
Stated content as can be known by preamble, in embodiments of the present invention, given the service board configurating slot position number, guaranteed the correctness of service board slot number by core veneer (this core veneer can be main core veneer 101, also can be standby core veneer 100).And if certain service board has many star-like data/address buss to core veneer, core veneer only need use wherein one can finish the slot number distribution.
More than technical scheme that the embodiment of the invention is provided carried out the principle introduction, below in conjunction with accompanying drawing the method that the embodiment of the invention provides is described in detail.
See also Fig. 2, be the veneer groove collocation method flow chart that first embodiment of the invention provides, this method comprises:
Step 201: service board sends the Address requests message to core veneer;
Step 202: core veneer receives the port numbers of described Address requests message according to it, and the corresponding relation of port numbers that presets and slot number, gives described service board configurating slot position number;
Step 203: core veneer return carry described slot number response message to service board.
Step 204: service board obtains the slot number that described response message carries after receiving described response message.
More than introduced the method flow that the embodiment of the invention provides, if mistake appears in the slot number that obtains by other modes before each service board, physics (MAC) address that the Address requests message that then can cause each service board to send carries may be identical, therefore, second embodiment of the invention is at the identical situation of MAC Address, a kind of veneer groove collocation method is provided, seeing also Fig. 1 core veneer comprises: Switching Module and central processing unit (Central Processing Unit, CPU element), then as shown in Figure 3, this method comprises:
Step 301: service board sends the Address requests message to core veneer;
Step 302: the Switching Module of core veneer receives described Address requests message, in described Address requests message, add it and receive port numbers corresponding virtual local area network (LAN) (the VirtualLocal Area Network of described Address requests message, VLAN) identify, and described Address requests message is forwarded to the CPU of core veneer;
Wherein, message is to come in from certain port of Switching Module, each port is all to there being the VLAN sign, in order to improve the efficient of core veneer, core veneer is after receiving the Address requests message, can further judge and whether carry the VLAN sign in the described Address requests message, if Switching Module identifies the Address requests message and does not carry the VLAN sign, just receive the port numbers of described Address requests message according to it automatically, and the corresponding relation of port numbers that presets and VLAN sign, in described Address requests message, add the VLAN sign of described port numbers correspondence,,, then directly message is forwarded to the CPU of core veneer if carried the VLAN sign in the described Address requests message, in the Address requests message, add the VLAN sign, realized distinguishing the identical Address requests message of MAC Address.
And, when specific implementation, can the VLAN sign be set to identical with port numbers, such as, VLAN sign that can port numbers 6 is set to 6, also can the VLAN sign with port numbers be set to different, such as, the VLAN sign of port numbers 6 correspondences is 101, does not influence the realization of the embodiment of the invention.
Step 303: the CPU of core veneer receives the Address requests message that carries the VLAN sign, and the VLAN that carries according to described Address requests message sign, in the corresponding relation of the port numbers that presets and VLAN sign, obtain described VLAN ID corresponding port number;
When specific implementation, in order to make the CPU of core veneer can receive the Address requests message of all service boards, the port arrangement at CPU place need be become can receive the message of all VLAN signs, promptly the port at CPU place need add all VLAN groups.
Step 304: the port numbers that the CPU of core veneer gets access to according to step 303, in the corresponding relation of port numbers that presets and slot number, obtain the slot number of described port numbers correspondence;
Step 305: the CPU of core veneer returns the response message that the carries slot number Switching Module to core veneer;
Step 306: the Switching Module of core veneer is back to service board with described response message by the port numbers that receives described response message corresponding address request message;
Step 307: service board obtains the slot number that described response message carries after receiving described response message.
When specific implementation, described step 306 comprises:
The Switching Module of core veneer obtains the port numbers that receives described response message corresponding address request message, and described response message is back to service board by described port numbers corresponding port according to MAC Address and VLAN sign that response message carries.
Wherein, the Switching Module of core veneer adds the VLAN sign in the Address requests message after, the corresponding relation of the port numbers of MAC Address that this Address requests message of meeting record carries and VLAN sign and this Address requests message of reception, therefore, the Switching Module of core veneer is behind the response message of receiving the Address requests message, in the MAC Address that writes down in advance and VLAN sign and port numbers corresponding relation, search the MAC Address of carrying in the response message and VLAN sign corresponding port number, thereby get access to the port numbers that receives this response message corresponding address request message.
In order to guarantee that further service board gets access to correct slot number, in two embodiment that preamble has been stated, service board is when sending the Address requests message, can further in the Address requests message, add special sign, such as, the electronics string of service board self number or 16/32 's random number, simultaneously, also carry this special sign in the response message that the CPU of core veneer returns, each service board is after receiving response message, can obtain the electronics string that carries in the response message number or random number earlier, electronics string that carries with the Address requests message of its transmission number or random number compare, if consistent, illustrate to receive correct response that then service board obtains the slot number that response message carries, so that carry out data, transmission of Information such as signaling and Operation and Maintenance, if inconsistent, illustrate that this response is not the response message of the Address requests message of this service board transmission, then service board abandons this response message.
More than the veneer groove collocation method flow process that provides for the embodiment of the invention, below in conjunction with Fig. 4 the core veneer that the embodiment of the invention provides is described in detail.
Please participate in Fig. 4, the core veneer that the embodiment of the invention provides comprises: Switching Module (net sheet) 401 and CPU element 402;
When specific implementation, Switching Module 401 also comprises: sign adding device 4012, response message transmitting element 4013;
Sign adding device 4012 is used for identifying at the VLAN that described Address requests message interpolation receives the port numbers correspondence of described Address requests message, and described Address requests message is forwarded to CPU element 402;
Described port numbers acquiring unit 4021 is used for the VLAN ID that carries according to described Address requests message, in the corresponding relation of port numbers that presets and VLAN sign, obtains and described VLAN ID corresponding port number;
Described slot number dispensing unit 4022, be used for the port numbers that gets access to according to the port numbers acquiring unit, in the corresponding relation of port numbers that presets and slot number, obtain the slot number of described port numbers correspondence, and transmission is carried the response message of described slot number to described response message transmitting element 4013;
Described response message transmitting element 4013 is used to return described response message to service board.
Wherein, can be back to service board from the port that receives this response message corresponding address request message in order to guarantee response message, when specific implementation, response message transmitting element 4013 comprises:
The port numbers acquiring unit, the MAC Address and the VLAN that are used for carrying according to response message identify, and obtain the port numbers that receives described response message corresponding address request message;
Transmitting element is used for described response message is sent to service board by described port numbers corresponding port.
The embodiment of the invention also provides a kind of communication system, sees also Fig. 5, comprising: core veneer 501 and service board 502, wherein, the concrete introduction of core veneer 501 sees also Fig. 4 and related text explanation, repeats no more herein.
See also Fig. 5, the service board 502 that the embodiment of the invention provides specifically comprises: request message transmitting element 5021, response message receiving element 5022, slot number acquiring unit 5023;
Request message transmitting element 5021 is used for sending the Address requests message to core veneer;
Response message receiving element 5022 is used for the response message of receiving center veneer return address request message,
Slot number acquiring unit 5023 is used for obtaining slot number from the response message that described response message receiving element 5022 receives.
In order to guarantee that further service board gets access to correct slot number, the request message transmitting element is when sending the Address requests message, can further in the Address requests message, add special sign, simultaneously, also carry this special sign in the response message that core veneer returns, then the service board that provides of the embodiment of the invention further comprises: sign acquiring unit, comparing unit;
Described sign acquiring unit is used to obtain the special sign that response message carries;
Described comparing unit, the special sign that the Address requests message that is used for will sign acquiring unit and described request packet sending unit sending carries is mated, and as if the two coupling, then triggers the slot number acquiring unit, if do not match, then abandons this response message.
In addition, by the slot number that the embodiment of the invention provides method to obtain, can be used to verify the slot number that obtains by the slot number that reads the backboard slot that the specific implementation process is as follows:
Service board can carry the slot number that self reads from backboard in the Address requests message, core veneer compares slot number and its slot number of distributing for described service board that the Address requests message carries, if two slot number unanimities, explanation is correct by the slot number that the slot number that reads the backboard slot obtains, if it is inconsistent, the slot number mistake that explanation obtains by the slot number that reads the backboard slot, then service board is alarmed demonstration to backboard slot number read error, and the slot number that uses core veneer to distribute carries out corresponding service processing.
Whether correct in addition, the process of checking slot number also can be undertaken by service board, and service board compares this slot number and himself after receiving that core veneer is the slot number of its distribution from the slot number that backboard reads, thereby draw slot number conclusion.
One of ordinary skill in the art will appreciate that and realize that all or part of step that the foregoing description method is carried is to instruct relevant hardware to finish by program, described program can be stored in a kind of computer-readable recording medium, this program comprises the steps: when carrying out
Core veneer receives the Address requests message that service board sends;
Described core veneer receives the port numbers of described Address requests message according to it, and presets the corresponding relation of port numbers and slot number, is described service board configurating slot position number;
Described core veneer returns the response message that carries described slot number to described service board.
The above-mentioned storage medium of mentioning can be a read-only memory, disk or CD etc.
More than a kind of veneer groove collocation method provided by the present invention, core veneer, service board and communication system are described in detail, for one of ordinary skill in the art, thought according to the embodiment of the invention, part in specific embodiments and applications all can change, in sum, this description should not be construed as limitation of the present invention.
Claims (17)
1. a veneer groove collocation method is characterized in that, comprising:
Core veneer receives the Address requests message that service board sends;
Described core veneer receives the port numbers of described Address requests message according to it, and presets the corresponding relation of port numbers and slot number, is described service board configurating slot position number;
Described core veneer returns the response message that carries described slot number to described service board.
2. the method for claim 1 is characterized in that, described core veneer is that described service board configurating slot position number further comprises before:
Described core veneer adds the port numbers corresponding virtual LAN ID that receives described Address requests message in described Address requests message;
Described core veneer is according to the VLAN ID that described Address requests message carries, and obtains and described VLAN ID corresponding port number.
3. method as claimed in claim 2 is characterized in that, described core veneer returns response message to the described service board that carries described slot number and specifically comprises:
Described core veneer obtains the port numbers that receives described response message corresponding address request message according to physical address and VLAN ID that described response message carries;
Described core veneer is back to service board with described response message by described port numbers corresponding port.
4. as claim 1 or 2 or 3 described methods, it is characterized in that described method further comprises:
Described service board receives described response message, and obtains slot number from described response message.
5. method as claimed in claim 4 is characterized in that, further comprises in the response message of described Address requests message and Address requests message: special sign, and then described service board obtains slot number and specifically comprises from response message:
Described service board obtains the special sign that described response message carries;
Described service board mates the special sign that described special sign and described response message corresponding address request message carry, if the two coupling, then described service board obtains the slot number that described response message carries.
6. as claim 1 or 2 or 3 described methods, it is characterized in that carry the backboard slot number in the Address requests message that described service board sends, then described core veneer further comprises before returning the response message that carries described slot number:
Described core veneer compares backboard slot number and its slot number of distributing for described service board that the Address requests message carries, if the two is inconsistent, then described core veneer returns and carries its response message of giving the slot number that described service board distributes to service board.
7. method as claimed in claim 4 is characterized in that, described method further comprises:
Described service board is that the slot number of its distribution and the backboard slot number that himself reads compare with core veneer, if the two is inconsistent, described backboard slot number mistake is described, if the two unanimity illustrates that then described backboard slot number is correct.
8. a core veneer is characterized in that, comprising: Switching Module and central processor unit;
Wherein, described Switching Module comprises: the request message receiving element;
Described request message receiving element is used to receive the Address requests message that service board sends;
Described central processor unit receives the port numbers of described Address requests message according to it, and presets the corresponding relation of port numbers and slot number, is described service board configurating slot position number, and returns the response message that carries described slot number to described service board.
9. core veneer as claimed in claim 8 is characterized in that, described Switching Module further comprises: sign adding device, response message transmitting element;
Described sign adding device is used for adding the port numbers corresponding virtual LAN ID that receives described Address requests message at the Address requests message, and described Address requests message is forwarded to described central processor unit;
Described central processor unit specifically comprises: port numbers acquiring unit, slot number dispensing unit;
Described port numbers acquiring unit is used for the VLAN ID that carries according to described Address requests message, in the corresponding relation of port numbers that presets and VLAN ID, obtains described VLAN ID corresponding port number;
Described slot number dispensing unit, be used for the port numbers that gets access to according to described port numbers acquiring unit, in the corresponding relation of port numbers that presets and slot number, obtain the slot number of described port numbers correspondence, and transmission is carried the response message of described slot number to described response message transmitting element;
Described response message transmitting element is used to return described response message to service board.
10. core veneer as claimed in claim 9 is characterized in that, described response message transmitting element specifically comprises:
The port numbers acquiring unit is used for the physical address and the VLAN ID that carry according to response message, obtains the port numbers that receives described response message corresponding address request message;
Transmitting element is used for described response message is sent to service board by described port numbers corresponding port.
11. a service board is characterized in that, comprising:
The request message transmitting element is used for sending the Address requests message to core veneer;
The response message receiving element is used for the response message of the Address requests message that the receiving center veneer returns;
The slot number acquiring unit is used for obtaining slot number from the response message that described response message receiving element receives.
12. service board as claimed in claim 11, it is characterized in that, if further comprise in the response message of described services addresses request message and described services addresses request message: special sign, then described service board further comprises: sign acquiring unit, comparing unit;
Described sign acquiring unit is used to obtain the special sign that response message carries;
Described comparing unit, the special sign that the Address requests message that is used for will sign acquiring unit and described request packet sending unit sending carries is mated, and as if the two coupling, then triggers the slot number acquiring unit.
13. a communication system is characterized in that, comprising: service board and core veneer;
Described service board sends the Address requests message to described core veneer;
Described core veneer receives the port numbers of described Address requests message according to it, and the corresponding relation of port numbers that presets and slot number, gives described service board configurating slot position number, and return carry described slot number response message to described service board.
14. system as claimed in claim 13 is characterized in that, described core veneer comprises: Switching Module and central processor unit;
Wherein, described Switching Module comprises: request message receiving element, sign adding device, response message transmitting element;
Described request message receiving element is used to receive the Address requests message of service board;
Described sign adding device is used for adding the port numbers corresponding virtual LAN ID that receives described Address requests message at the Address requests message, and described Address requests message is forwarded to described central processor unit;
Described central processor unit specifically comprises: port numbers acquiring unit, slot number dispensing unit;
Described port numbers acquiring unit is used for the VLAN ID that carries according to described Address requests message, in the corresponding relation of port numbers that presets and VLAN sign, obtains described VLAN ID corresponding port number;
Described slot number dispensing unit, be used for the port numbers that gets access to according to the port numbers acquiring unit, in the corresponding relation of port numbers that presets and slot number, obtain the slot number of described port numbers correspondence, and transmission is carried the response message of described slot number to described response message transmitting element;
Described response message transmitting element is used to return described response message to service board.
15. system as claimed in claim 14 is characterized in that, described response message transmitting element specifically comprises:
The port numbers acquiring unit is used for the physical address and the VLAN ID that carry according to response message, obtains the port numbers that receives described response message corresponding address request message;
Transmitting element is used for described response message is sent to service board by described port numbers corresponding port.
16. as described any one system of claim 12 to 15, it is characterized in that described service board specifically comprises: request message transmitting element, response message receiving element, slot number acquiring unit;
The described request packet sending unit is used for sending the Address requests message to core veneer;
Described response message receiving element is used for the response message of the Address requests message that the receiving center veneer returns,
Described slot number acquiring unit is used for obtaining slot number from the response message that described response message receiving element receives.
17. system as claimed in claim 16 is characterized in that, if further comprise in the response message of described services addresses request message and described services addresses request message: special sign, then service board further comprises: sign acquiring unit, comparing unit;
Described sign acquiring unit is used to obtain the special sign that response message carries;
Described comparing unit, the special sign that the Address requests message that is used for will sign acquiring unit and described request packet sending unit sending carries is mated, and as if the two coupling, then triggers the slot number acquiring unit.
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| CN200710094689A CN101217394B (en) | 2007-12-29 | 2007-12-29 | A veneer groove bit mark collocation method, core veneer, and operation veneer and communication system |
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| CN200710094689A CN101217394B (en) | 2007-12-29 | 2007-12-29 | A veneer groove bit mark collocation method, core veneer, and operation veneer and communication system |
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| CN100426322C (en) * | 2005-03-25 | 2008-10-15 | 上海华为技术有限公司 | Recognition system for single-board slot in frame |
| CN100459503C (en) * | 2006-08-25 | 2009-02-04 | 华为技术有限公司 | Method and system of obtaining physical slot number of single board, and type of slot |
-
2007
- 2007-12-29 CN CN200710094689A patent/CN101217394B/en not_active Expired - Fee Related
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