CN202998127U - Communication device using E1 odd field Sa bit transmission network management protocol - Google Patents
Communication device using E1 odd field Sa bit transmission network management protocol Download PDFInfo
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- CN202998127U CN202998127U CN 201220469948 CN201220469948U CN202998127U CN 202998127 U CN202998127 U CN 202998127U CN 201220469948 CN201220469948 CN 201220469948 CN 201220469948 U CN201220469948 U CN 201220469948U CN 202998127 U CN202998127 U CN 202998127U
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Abstract
The utility model relates to a communication device using an E1 odd field Sa bit transmission network management protocol comprising a serial port receiving module (1) used to receive message data, a serial port sending module (2) used to send message data, a message receiving buffer module (3), a message sending buffer module (4), a message sending direction control module (5), and a message processing module (8). The utility model is characterized in that an E1 branch message receiving module (6) and an E1 branch message sending module (7) are also provided; the E1 branch message receiving module (6) can be used to store the received message data in the message receiving buffer module (3), and the message processing module (8) can be used to extract the message, and then the sending direction message data can be stored in the message sending direction control module (5) after the comparison of the message sending buffer module (4); the sending message data can be stored in the E1 branch message sending module (7), and then the message can be sent in the control direction of message sending direction control module (5). The utility model is advantageous in that the stable transmission of the network management message data at the E1 odd field Sa bit can be realized, and the reliability of the message data arrival can be guaranteed.
Description
Technical field
The utility model belongs to digital communication technology field, particularly a kind of communication device that utilizes the strange frame Sa of E1 position (National Bit) transmission network management agreement.
Background technology
Along with the development of modern communication technology, the requirement of communication equipment Remote Management of Network and message transmissions is improved constantly.Present known network management channel (nmc) mainly contains: special-purpose network management channel (nmc), the DCC passage that utilizes SDH equipment, ethernet channel and RS232 serial line interface passage etc. are set; The message transmissions mode mainly contains: routing table (manually arrange or device intelligence), (Flooding) data flow transmission or Ethernet protocol etc. flood.Although these schemes have communication equipment Remote Management of Network and message transmissions function, but also have the following disadvantages: the one, there is no DCC passage, ethernet channel and RS232 passage because the part communication equipment is arranged, and can not satisfy the network management requirements of all communication equipments; The 2nd, because in the service channel of communication equipment, network management channel (nmc) being set, and the limited service resources of waste communication equipment; The 3rd, for network management channel (nmc) is set, both taken more human and material resources, increased again potential faults simultaneously.
Chinese patent 200710110478.X disclosed " a kind of method and binode loop device of realizing binode ring DCC route protection ", to adopt water flooding on the binode ring, and be utilized as the protection that the active and standby agent node of binode ring configuration is realized its network management information, although can solve network size is large, binode number of rings order is more, webmaster DCC protection problem on binode ring in the unintelligible situation of network layerization, also have following subject matter: the one, this device can't be realized in the overall situation transmission of webmaster message on the net; The 2nd, the channel of its transmission is confined to the DCC passage, can't transmit in the strange frame Sa of E1 position (National Bit).
Chinese patent 201010163668.X disclosed a kind of " by the method for NM server remotely configuring network element ", to adopt NM server to concentrate, the management configuration parameters of all network elements is carried out Remote configuration, process accordingly according to the different messages that it is received respectively by network element, although can solve network element open with transformation process in need not carry out this locality configuration to the management configuration parameters of network element, thereby can effectively reduce transmit bearer network is opened or transformation process in the cost that consumes, but also there is following subject matter: the one, the mode that message arrives is too loaded down with trivial details, both to implementing to have increased difficulty, reduced again the reliability that message arrives, the 2nd, can't transmit in the strange frame Sa of E1 position (National Bit).
How to overcome above the deficiencies in the prior art and become the great difficult problem that current network management communication technical field needs to be resolved hurrily.
Summary of the invention
The purpose of this utility model is to overcome the deficiencies in the prior art and communication device that the strange frame Sa of a kind of E1 of utilization position (National Bit) transmission network management agreement is provided, can realize the stable transfer of webmaster message data in the strange frame Sa of E1 position (National Bit), guarantee the reliability that message data arrives.
communication device according to the strange frame Sa of a kind of E1 of utilization position (National Bit) the transmission network management agreement that the utility model proposes, comprise the serial ports receiver module that receives message data, send the serial ports sending module of message data, message receives buffer module, message sends buffer module, message transmitting party is to control module and message processing module (MPM), wherein: the serial ports receiver module receives buffer module with message and is connected, message processing module (MPM) and message receive buffer module, message sends buffer module, message transmitting party is connected with the serial ports sending module to control module, the serial ports sending module is connected to control module with message transmitting party, by the serial ports sending module by message transmitting party to the controlling party of control module to sending message data, characterized by further comprising E1 branch road message receiver module and E1 branch road message sending module, wherein message reception buffer module is connected with E1 branch road message receiver module, message processing module (MPM) and message receive buffer module, message sends buffer module, deposit the sending direction control module in, E1 branch road message sending module is connected, E1 branch road message sending module is connected to control module with message transmitting party, by E1 branch road message sending module by message transmitting party to the controlling party of control module (5) to sending message data.
The utility model compared with prior art its remarkable advantage is: the one, and the utility model has solved the problem of webmaster message data transmission concussion, has guaranteed the reliability that message data arrives; The 2nd, webmaster message data of the present utility model does not take device resource by the strange frame Sa of E1 position (National Bit) transmission, has improved the cost performance of the utility model communication device; The 3rd, in the communications network system take the utility model as network element group network, can the arbitrary topology mode be connected between each network element, network pipeline namely can be the user best webmaster network-building method is provided by need not to be beforehand with any configuration; The 4th, the utility model can be selected the shortest arrival route automatically, has satisfied the ageing of webmaster message data.The utility model is widely used in E1 as in the communication equipment of service channel such as PCM transmission equipment, the switching equipment and various E1 access device of E1 as service channel.
Description of drawings
Fig. 1 is the block diagram of the communication device of the strange frame Sa of a kind of E1 of utilization position (National Bit) the transmission network management agreement that the utility model proposes.
Fig. 2 is the structured flowchart of the E1 branch road message receiver module that the utility model proposes.
Fig. 3 is the structured flowchart of the E1 branch road message sending module that the utility model proposes.
Fig. 4 is the application network topological diagram of the communication device of the strange frame Sa of a kind of E1 of utilization position (National Bit) the transmission network management agreement that the utility model proposes.
Embodiment
Below in conjunction with drawings and Examples, embodiment of the present utility model is described in further detail.
In conjunction with Fig. 1, the communication device of the strange frame Sa of a kind of E1 of utilization position (National Bit) the transmission network management agreement that the utility model proposes, comprise by the serial ports receiver module (1) that receives message data, the serial ports sending module (2) that sends message data, message receiving buffer module (3), message transmission buffer module (4), message transmitting party to control module (5), E1 branch road message receiver module (6), E1 branch road message sending module (7) and message processing module (MPM) (8), form two class data transmission channels.wherein, one class data transmission channel is: serial ports receiver module (1) receives buffer module (3) with message and is connected, message processing module (MPM) (8) sends buffer module (4) with message reception buffer module (3), message, message transmitting party is connected with serial ports sending module (2) to control module (5), serial ports sending module (2) is connected to control module (5) with message transmitting party, by serial ports sending module (2) by message transmitting party to the controlling party of control module (5) to sending message data, another kind of data transmission channel is: utilize the strange frame Sa of E1 position (National Bit) to receive E1 branch road message receiver module (6) and the E1 branch road message sending module (7) of message data, message receives buffer module (3) and is connected with E1 branch road message receiver module (6), message processing module (MPM) (8) receives buffer module (3) with message, message sends buffer module (4), deposit sending direction control module (5) in, E1 branch road message sending module (7) is connected, E1 branch road message sending module (7) is connected to control module (5) with message transmitting party, by E1 branch road message sending module (7) by message transmitting party to the controlling party of control module (5) to sending message data.
in conjunction with Fig. 1, further preferred version of the present utility model is: the serial ports sending module (2) of the serial ports receiver module (1) of reception message data of the present utility model and transmission message data is comprised of RS232 serial ports transceiving chip, Ethernet chip and register, message receives buffer module (3) and is comprised of RAM memory and two registers, the RAM memory is used for preserving message data, size can be according to the number setting of E1, be generally the 4K byte, one of them register is used to indicate the position that lower message deposited, message of every preservation, counter adds 1, another register is used to indicate lower message to be processed position, message of every processing, counter adds 1, when equating to the value of two registers, illustrate that message receives the interior message of buffer module (3) and all processes, the overflow value of register can be according to the number setting of E1, be generally 64, when the value of register equals 64, register clear 0, since 0 numeration, message sends buffer module (4) and is comprised of RAM memory and a register, the message that the RAM memory is replied for this device of preservation arrival and this device, size can according to the number setting of E1, be generally the 4K byte, register is used to indicate the position that lower message deposited, message of every preservation, counter adds 1, and the overflow value of register can be according to the number setting of E1, be generally 64, when the value of register equaled 64, register was clear 0, since 0 numeration, message transmitting party is comprised of NAND gate circuit to control module (5), controls E1 branch road message sending module (7) and whether sends message data, the strange frame Sa of E1 position (National Bit) has 5, and transfer of data is take byte as unit, and 1 byte is 8, for transmitting convenience, rear 4 of can utilize the strange frame Sa of E1 position (National Bit), E1 branch road message receiver module (6) is specifically determined by the E1 quantity of communication equipment for adopting the message sink of 1～256 the strange frame Sa of E1 position (National Bit), the corresponding message sink of each E1 branch road, in conjunction with Fig. 2, each message sink in E1 branch road incoming message receiver module (6) is by data register, shift register, NAND gate circuit and register form, every two the strange frame Sa of continuous E1 positions (National Bit) form a byte, its workflow is: after E1 signal incoming message receiver, the synchronizing signal that is provided by outside E1 signal synchronization circuit, through NAND gate circuit, the strange frame Sa of E1 position (National Bit) is displaced to shift register, when behind the strange frame Sa of first E1 position (National Bit) 4 be shifted into shift register after, rear 4 of the next strange frame Sa of E1 position (National Bit) is shifted into shift register and from the shift register sense data, deposit data register in, circulation successively, when receiving the predetermined value of message length, counter forms a message until satisfy.E1 branch road message sending module (7) is for adopting the message transmitter of 1～256 the strange frame Sa of E1 position (National Bit), specifically determined by the E1 quantity of communication equipment, in conjunction with Fig. 3, each message transmitter in E1 branch road message sending module (7) is by data register, shift register, NAND gate circuit and register form, the corresponding transmitter of each E1 branch road, its workflow is: the E1 branch road is exported from first byte of data register, the synchronizing signal that is provided by outside E1 signal synchronization circuit, through NAND gate circuit with this byte low 4 move into by shift register the strange frame Sa of E1 position (National Bit) after 4, the strange frame of next E1 is with high 4 rear 4 of moving into the strange frame Sa of E1 position (National Bit) by shift register of this byte, namely completing a byte exports from the E1 branch road, circulation successively, when sending the predetermined value of message length, counter sends a message until satisfy, message processing module (MPM) (8) is comprised of data register, shift register, NAND gate circuit, trigger, counter and comparator.The utility model serial ports receiver module (1) is connected with Ethernet with outside RS232 and is connected; Serial ports sending module (2) is connected with Ethernet input with outside RS232; E1 branch road message receiver module (6) is connected with outside E1 branch road output; E1 branch road message sending module (7) is connected with outside E1 branch road input.
In conjunction with Fig. 4, in the communications network system take the utility model as network element group network, if A, B, C and D are the service channels of A, B, C and four network elements of D for including four network elements of the present utility model, establishing AB, AC, AD, BC, BD and CD, this service channel connects by E1.when network management computer (NMS) needs management D network element, any one network element in the accessible network of network management computer (NMS), the D network element is configured and manages, be connected by RS232 with the A network element by network management computer (NMS), its workflow is: network management computer (NMS) is delivered to the A network element by the RS232 passage with message, the A network element detects message purpose ID code, when finding not to be inconsistent with self ID, then the Sa position (National Bit) by the strange frame of E1 forwards message to the direction except receiving the message direction, namely to AB, AD, the AC direction forwards, after network element B receives message, learn with self ID code not to be inconsistent, forward to BC and BD direction, after network element C receives message, learn with self ID code not to be inconsistent, forward to BC and CD direction, after network element D received message, confirmation was consistent with the ID code of itself, and the webmaster message is selected the shortest arrival D network element automatically, and the D network element receives this message and carries out the order that this message brings, the D network element will receive that also from B and the next message of C forwarding, this message of D network element process recognition and verification A network element is received, and will be forwarded next packet loss from B and C.After the complete corresponding operation of D network element, with the form that floods, acknowledgement command is returned to network management computer (NMS) equally, finally to realize the purpose of webmaster message data transmitting.
The utility model has been obtained satisfied effect through validation trial.
Claims (5)
1. communication device that utilizes the strange frame Sa of E1 position transmission network management agreement, comprise the serial ports receiver module (1) that receives message data, send the serial ports sending module (2) of message data, message receives buffer module (3), message sends buffer module (4), message transmitting party is to control module (5) and message processing module (MPM) (8), wherein: serial ports receiver module (1) receives buffer module (3) with message and is connected, message processing module (MPM) (8) receives buffer module (3) with message, message sends buffer module (4), message transmitting party is connected with serial ports sending module (2) to control module (5), serial ports sending module (2) is connected to control module (5) with message transmitting party, by serial ports sending module (2) by message transmitting party to the controlling party of control module (5) to sending message data, characterized by further comprising E1 branch road message receiver module (6) and E1 branch road message sending module (7), wherein message reception buffer module (3) is connected with E1 branch road message receiver module (6), message processing module (MPM) (8) receives buffer module (3) with message, message sends buffer module (4), deposit sending direction control module (5) in, E1 branch road message sending module (7) is connected, E1 branch road message sending module (7) is connected to control module (5) with message transmitting party, by E1 branch road message sending module (7) by message transmitting party to the controlling party of control module (5) to sending message data.
2. communication device according to claim 1 is characterized in that E1 branch road message receiver module (6) is the message sink of the Sa position of adopting 1～256 strange frame of E1.
3. communication device according to claim 1 and 2, is characterized in that E1 branch road message receiver module (6) is comprised of data register, shift register, NAND gate circuit and register.
4. communication device according to claim 1 is characterized in that E1 branch road message sending module (7) is the message transmitter of the Sa position of adopting 1～256 strange frame of E1.
5. according to claim 1 or 4 described communication devices, is characterized in that E1 branch road message sending module (7) is comprised of data register, shift register, NAND gate circuit and register.
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| Application Number | Priority Date | Filing Date | Title |
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| CN 201220469948 CN202998127U (en) | 2012-09-17 | 2012-09-17 | Communication device using E1 odd field Sa bit transmission network management protocol |
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| CN 201220469948 CN202998127U (en) | 2012-09-17 | 2012-09-17 | Communication device using E1 odd field Sa bit transmission network management protocol |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102801639B (en) * | 2012-09-17 | 2015-02-25 | 南京丰泰通信技术股份有限公司 | Communication device and method for transmitting network management protocol by using E1 odd frame Sa bit |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102801639B (en) * | 2012-09-17 | 2015-02-25 | 南京丰泰通信技术股份有限公司 | Communication device and method for transmitting network management protocol by using E1 odd frame Sa bit |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| DD01 | Delivery of document by public notice | ||
| DD01 | Delivery of document by public notice |
Addressee: Huang Wenjian Document name: Notification of Termination of Patent Right |
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| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130612 Termination date: 20190917 |