CN104468218A - PCM device based on transmission equipment - Google Patents
PCM device based on transmission equipment Download PDFInfo
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- CN104468218A CN104468218A CN201410759757.9A CN201410759757A CN104468218A CN 104468218 A CN104468218 A CN 104468218A CN 201410759757 A CN201410759757 A CN 201410759757A CN 104468218 A CN104468218 A CN 104468218A
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Abstract
The invention discloses a PCM device based on transmission equipment. The PCM device comprises a service access module, a service processing module, a transmission management module, a cache swapping module, a management module, a clock module, a power module, a master control board and a cross board, wherein the service access module is connected with the service processing module and used for transmitting a service signal; the service processing module is connected with the cross board through the transmission management module via the cache swapping module; the service processing module, the transmission management module and the cache swapping module are connected with the management module respectively, and the management module is used for managing a bus and further connected with the master control board through an Ethernet communication bus; the clock module is connected with the service processing module, further connected with the cross board and used for extracting a line clock and processing the line clock and providing a work clock for the service access module; the input end of the power module is connected with a power board, and the output end of the power module supplies power to any other modules. According to the PCM device, the time delay of a communication channel can be measured, managed and controlled.
Description
Technical field
The present invention relates to a kind of PCM device based on transmission equipment.
Background technology
Existing SDH/PTN communication network does not support built-in PCM business interface function, need complete FXS/FXO, two/tetra-line audio frequency and E & M, in the same way 64k, RS485, V.24 (synchronous and asynchronous RS232), V.35/X.21/RS530/RS530A, the low-rate signal of the interface such as RS449 (RS423A/RS422A) accesses with a large amount of PCM equipment interconnections.PCM equipment, as access device, not only increases fault point, cannot ensure business realizing end-to-end time delay, also needs a large amount of expenses such as cost is purchased, maintenance simultaneously.
Summary of the invention
The object of this invention is to provide a kind of can compensate for current communications network functionality deficiency, the time delay of communication port can be surveyed, can manage, the controlled PCM device based on transmission equipment.
This PCM device based on transmission equipment provided by the invention, this device comprises service access module, Service Processing Module, transport management module, cache exchanging module, administration module, clock module, power module, master control borad and cross board; Service access module is for accessing low-rate signal, and this module is connected with Service Processing Module, and the signal of access is carried out adaptation processing; Service Processing Module passes through transport management module and is connected with cross board via cache exchanging module; Administration module respectively with Service Processing Module, transport management module and cache exchanging model calling, and manage other module above-mentioned by core bus, administration module is also connected with master control borad by ethernet communication bus; Clock module is connected with Service Processing Module, and clock module is also connected with cross board, extracts line clock and to go forward side by side row relax, for service access module provides work clock; The input of power module is connected with external power source, and its output is above-mentioned each module for power supply.
Described service access module is by the low-rate signal of distinct interface access transmission system; At receive direction, this module realizes interference and insulation, carries out transient protective to circuit, is mated by the resistance on receive direction with internal resistance, and the conversion of finishing service signal level, equilibrium and decoding; Finally the signal processed is sent to Service Processing Module; At sending direction, this module receives the service signal that Service Processing Module sends, and settling signal coding and circuit drive, then are sent by panel interface by signal; This service access module comprises FXS/FXO interface, in the same way 64k interface, RS485 interface, V.24 interface or synchronous RS232 interface or asynchronous RS232 interface, RS449 interface or RS423A interface or RS422A interface, two/tetra-line audio frequency and E & M module interface, V.35/X.21/RS530/RS530A module interface.
Described low-rate signal mainly refers to the signal of speed lower than 2Mbit/s, comprises audio signal, data-signal.
Described cross board provides signal cross between service access module and Network Side Interface or between Network Side Interface; Cross board is cut into slices to signal, carries out cross processing to the information of different board, distinct interface.
Described master control borad is connected with network management system; Master control borad is also connected with the master control borad of opposite end communication equipment by webmaster interface channel.
Described webmaster interface channel and described communication port are same communication port or different communication passage.
The privately owned message that described Service Processing Module adopts PW technology to be forwarded the signal assemble forming apparatus of access device inside.
Described clock module obtains system clock and ether clock synchronous with cross board and transmit IEEE1588V2 message from described cross board.
Compared with prior art, tool of the present invention has the following advantages:
1, the present invention realize to external signal comprise FXS/FXO, two/tetra-line audio frequency and E & M, in the same way 64k, RS485, V.24 (synchronous and asynchronous RS232), V.35/X.21/RS530/RS530A, the access of RS449 (RS423A/RS422A) etc., transmission, management.
2, the present invention realizes the access of low-rate signal on the basis of transmission equipment, thus access device (as PCM equipment) and transmission equipment (as SDH, MSTP, PTN) is unified, makes communication network flattening more, networking cost lower.
3, PCM business is directly received transmission equipment by the present invention, only directly need be configured in transmission equipment network management system, decreases operation webmaster number of times.
4, the present invention can according to service feature monitoring result, end-to-end service feature index, alarm level, alarming processing etc. are provided to webmaster, wherein performance monitoring cycle, the pre-alarming threshold that crosses the border, the alarming threshold that crosses the border, alarm open function all can manually set, thus the managing of communication port, controllability are stronger.
Accompanying drawing explanation
Fig. 1 is overall architecture schematic diagram of the present invention.
Fig. 2 is functional block diagram of the present invention.
Fig. 3 is a kind of embodiment flow chart of the present invention.
Fig. 4 is performance monitoring of the present invention/alarm function cell schematics.
Embodiment
Below in conjunction with accompanying drawing, the present invention is further illustrated.
As depicted in figs. 1 and 2, the present invention includes service access module, Service Processing Module, transport management module, cache exchanging module, administration module, clock module, power module, master control borad and cross board.Service access module is connected with Service Processing Module, for access also adaptation service signal; Service Processing Module passes through transport management module and is connected with cross board via cache exchanging module; Administration module respectively with Service Processing Module, transport management module and cache exchanging model calling, manage other veneer and module by core bus, administration module is also connected with master control borad by ethernet communication bus; Clock module is connected with Service Processing Module, and clock module is also connected with cross board, extracts line clock and to go forward side by side row relax, for service access module provides work clock; The input of power module is connected with external power source input, and its output is above-mentioned each module for power supply.Fig. 1 is for illustration of the transmission equipment framework of the built-in PCM function of the present invention.Fig. 2 is for illustration of operation principle during device forwards business.
Service access module settling signal accesses and transfers to Service Processing Module process; Service Processing Module can adopt the encapsulation technology based on pseudo-line---PW technology, by the privately owned message that access signal assemble forming apparatus inside forwards, send to cross board finally by backboard side interface, cross board is fixed the section of length to this message, then delivers to Network Side Interface.
Cross board provides signal cross function between service access module and Network Side Interface or between Network Side Interface; Signal is cut into slices, cross processing is carried out to the information of different board, distinct interface.
Network Side Interface receives the service signal from cross board, after signal being realized the process such as encapsulation and PW, LSP, Port Scheduling by the Service Processing Module of Network Side Interface, is sent by service signal.
Master control borad is connected with network management system, and master control borad is also connected with the master control borad of opposite end communication equipment by webmaster interface channel.Master control borad realizes the management of all veneers, control, the port that communication equipment is connected with network management system can be provided, thus realize network management system to the management of communication equipment, control, and the port of webmaster interface channel between communication equipment and communication equipment can be provided.In figure, webmaster interface channel can be identical with communication port, also can distinguish.
Service access module is by the low-rate signal connecting system of distinct interface and complete the recovery of line clock, completes the functions such as low-rate signal access, pulse code modulation, path adaptation.At receive direction, this access module realizes the isolation of interference, and the transient protective to circuit, ensures that the resistance on receive direction mates with internal resistance, and finishing service signal level is changed, equilibrium, and decoding; Finally the signal processed is sent to Service Processing Module.At sending direction, this access module receives the service signal that Service Processing Module sends, and settling signal coding and circuit drive function, then are sent by panel interface by signal.
This service access module also comprises FXS/FXO plate interface, in the same way 64k plate interface, RS485 plate interface, V.24 plate interface or synchronous RS232 plate interface or asynchronous RS232 plate interface, RS449 plate interface or RS423A plate interface or RS422A plate interface, two/tetra-line audio frequency and E & M module interface, V.35/X.21/RS530/RS530A module interface.Not enumerating all required veneers in Fig. 1 and Fig. 2, only having enumerated part for realizing veneer or the module of low-rate signal access.
Low-rate signal mainly refers to the signal (signal as 64kbit/s) of speed lower than 2Mbit/s herein, comprises audio signal, data-signal.List 7 class interfaces wherein in figure, each class interface can be provided by same veneer or different veneer provides respectively.
Administration module is connected with master control borad by ethernet communication bus; This administration module is also connected with other veneers by communication between plates bus, manages and controls, store configuration information each module of veneer.Administration module by management bus respectively with Service Processing Module, transport management module and cache exchanging model calling.
Clock module obtains system clock and ether clock synchronous with cross board and transmit IEEE1588V2 message from cross board; This clock module is also connected with Service Processing Module, and ether clock synchronous with it also carries out the transmission of IEEE 1588 V2 message, and provides work clock for each module of veneer.
Power module provides the voltage required for work for each module of veneer.The input of power module is connected with power panel, the Power convert of acquisition is become the voltage signal of 0.9V and the voltage signal of 3.3V.
User's low-rate signal is sent to Service Processing Module after the access of business access module, and in two modules, signal carries out a series of process, comprises interference elimination, resistors match, level conversion, equilibrium, and decode pulses coded modulation, path adaptation etc.Signal from Service Processing Module out after enter cache exchanging module through uplink module, carry out buffer memory and wait for scheduling, the message be scheduled enters cross board to carry out cutting into slices, sorting, and is forwarded to corresponding Network Side Interface after being cut into cell.Network Side Interface sends after cell integration, encapsulation, framing.Administration module is connected with other modules with communication between plates bus by management bus, information is reached master control borad by Ethernet communication bus, thus transfers to network management system.To Ethernet message, clock module provides synchronous ether clock, and to the message after TDM business packed, clock module provides IEEE 1588 V2 clock.
As shown in Figure 3, the present invention realizes mainly through the network management system operation of the transmission equipment to compatible PCM, and its concrete operations flow process is as follows:
(1) create NE, network, upload device information
Network management system configures network element, create optical fiber, configure DCN, network element time etc., form network topology, manually or automatically uploads configuration information, equipment actual disposition information is uploaded synchronous with network management system.
(2) webmaster, device parameter is configured
Need to be configured network management system herein; Have in configurable (including but not limited to): a, on webmaster, select QOS masterplate, the parameter in definition QOS masterplate, then carries out PHB mapping by masterplate; B, configure user side, Network Side Interface attribute; C, employing static routing configuration, the label of business is distributed unitedly by webmaster, adopts ARP to carry out address resolution.
(3) business pipeline is created
Between the starting and ending network element of business, configuration service pipeline LSP, corresponds to LSP in network-side port, the route of the corresponding business of LSP pipeline, and carries out corresponding configuration, as bandwidth, protection etc. to this LSP pipeline.
(4) teleservice is configured
Webmaster is selected the access interface of sourcesink node configure PW passage end to end---service channel, and PW and corresponding LSP are carried out corresponding binding, then PW passage is configured, as protection, bandwidth etc.
Fig. 3 only provides a kind of implementation, and actual flow sequence, link may adjust.
As shown in Figure 4, performance monitoring of the present invention/alarm function unit, for communication equipment real-time watch device state and service feature, according to tactful produce output result.
Performance monitoring of the present invention can be implemented in the following way: mode one, and each veneer has performance monitoring module, and the monitor signal of each road veneer is finally gathered by master control borad, and carries out the subsequent treatment such as alarm; Mode two, master control borad comprises performance monitoring module, monitors the communication performance of all veneers and carries out the subsequent treatment such as alarm.
Performance monitoring/Alarm Unit comprises performance detection module, performance evaluation module, alarm report unit, adjusting performance unit and channel control unit; Performance evaluation module is connected with alarm report unit, adjusting performance unit and channel control unit respectively, and performance evaluation module is also connected with performance monitoring module; Performance monitoring module is connected with network management system by webmaster interface channel.
Network management system comprises channel parameters configuration module and warning strategies configuration module; Channel parameters configuration module collocation channel controling parameters, carries out the switch control rule of channel performance, alarm-monitor; The configuration alarm of warning strategies configuration module and performance strategy, carry out pre-configured to alarm grade separation, the setting of alarm triggered thresholding, performance event processing mode, performance index monitoring periods.
Webmaster side: the switch control rule 1) realizing channel performance, alarm-monitor by collocation channel controling parameters.2) realize alarm grade separation, the setting of alarm triggered thresholding, performance event processing mode, performance index monitoring periods isoparametric pre-configured by configuration alarm and performance strategy.
After network management configuration information is issued to each network element device, equipment monitors its performance number by hardware, monitor value and configuration information are analyzed, determine whether trigger alerts reports unit, adjusting performance unit, channel control unit to take corresponding actions, as realized port adjusting performance, channel switching, alarm event report, generate performance log file etc.
According to channel performance monitoring result, interrupting channel, change new tunnel path etc. are carried out to communication port, high-quality passage is provided.According to channel performance monitoring result, provide performance change to webmaster, cross the border pre-alarm, root because of alarm etc., operation management personnel network performance and state information are provided, for manual intervention management condition is provided.Its implementation refers to for manually arranging thresholding, comprise channel performance and alarming threshold, the pre-alarming threshold that crosses the border, passage control action thresholding etc., according to the channel action strategy of human configuration, passage according to monitoring means controls triggering situation, complete corresponding controlling functions, according to the alarming threshold triggering situation of monitoring means, produce corresponding warning information, send to device network management system.
The invention provides built-in PCM business interface function; The deficiency of current communications network functionality can be made up, the time delay of communication port can be surveyed, can manage, controlled, comprise network flattening, service feature monitoring function, network management alarm function, the combination of these functions completes jointly based on transmission equipment built-in PCM business interface function.
The above example only have expressed implementation of the present invention, all belongs to protection scope of the present invention.Therefore, the protection range of patent of the present invention should be as the criterion with claims.
Claims (8)
1. based on a PCM device for transmission equipment, it is characterized in that, this device comprises service access module, Service Processing Module, transport management module, cache exchanging module, administration module, clock module, power module, master control borad and cross board; Service access module is connected with Service Processing Module; Service Processing Module passes through transport management module and is connected with cross board via cache exchanging module; Administration module respectively with Service Processing Module, transport management module and cache exchanging model calling, and manage other module above-mentioned by core bus, administration module is also connected with master control borad by ethernet communication bus; Clock module is connected with Service Processing Module, and clock module is also connected with cross board, extracts line clock and to go forward side by side row relax, for service access module provides work clock; The input of power module is connected with external power source, and its output is above-mentioned each module for power supply.
2. the PCM device based on transmission equipment according to claim 1, is characterized in that, described service access module is by the low-rate signal of distinct interface access transmission system;
At receive direction, this module realizes interference and insulation, carries out transient protective to circuit, is mated by the resistance on receive direction with internal resistance, and the conversion of finishing service signal level, equilibrium and decoding; Finally the signal processed is sent to Service Processing Module;
At sending direction, this module receives the service signal that Service Processing Module sends, and settling signal coding and circuit drive, then are sent by panel interface by signal;
This service access module comprises FXS/FXO interface, in the same way 64k interface, RS485 interface, V.24 interface or synchronous RS232 interface or asynchronous RS232 interface, RS449 interface or RS423A interface or RS422A interface, two/tetra-line audio frequency and E & M module interface, V.35/X.21/RS530/RS530A module interface.
3. the PCM device based on transmission equipment according to claim 2, is characterized in that, described low-rate signal mainly refers to the signal of speed lower than 2Mbit/s, comprises audio signal, data-signal.
4. the PCM device based on transmission equipment according to claim 1, it is characterized in that, described cross board provides signal cross between service access module and Network Side Interface or between Network Side Interface; Cross board is cut into slices to signal, carries out cross processing to the information of different board, distinct interface.
5. the PCM device based on transmission equipment according to claim 1, it is characterized in that, described master control borad is connected with network management system; Master control borad is also connected with the master control borad of opposite end communication equipment by webmaster interface channel.
6. the PCM device based on transmission equipment according to claim 4 or 5, is characterized in that, described webmaster interface channel and described communication port are same communication port or different communication passage.
7. the PCM device based on transmission equipment according to claim 1, is characterized in that, the privately owned message that described Service Processing Module adopts PW technology to be forwarded the signal assemble forming apparatus of access device inside.
8. the PCM device based on transmission equipment according to claim 1, is characterized in that, described clock module obtains system clock and ether clock synchronous with cross board and transmit IEEE1588V2 message from described cross board.
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| CN201410759757.9A CN104468218B (en) | 2014-12-12 | 2014-12-12 | PCM device based on transmission device |
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| CN201410759757.9A CN104468218B (en) | 2014-12-12 | 2014-12-12 | PCM device based on transmission device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108989917A (en) * | 2018-08-31 | 2018-12-11 | 中国南方电网有限责任公司 | A kind of miniaturization technical grade PTN communication system |
| CN110213141A (en) * | 2019-06-03 | 2019-09-06 | 北京盟力星科技有限公司 | A kind of integrated access system based on narrow band service |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1859242A (en) * | 2005-04-30 | 2006-11-08 | 华为技术有限公司 | Broad band cut-in device for supporting multiple service transmission |
| CN101137247A (en) * | 2007-10-16 | 2008-03-05 | 中兴通讯股份有限公司 | Access system and method for PDH branch service |
| US20130114545A1 (en) * | 2008-12-02 | 2013-05-09 | Samsung Electronics Co., Ltd. | Transmission of scheduling assignments in multiple operating bandwidths |
| CN204231380U (en) * | 2014-12-12 | 2015-03-25 | 国家电网公司 | Based on the PCM device of transmission equipment |
-
2014
- 2014-12-12 CN CN201410759757.9A patent/CN104468218B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1859242A (en) * | 2005-04-30 | 2006-11-08 | 华为技术有限公司 | Broad band cut-in device for supporting multiple service transmission |
| CN101137247A (en) * | 2007-10-16 | 2008-03-05 | 中兴通讯股份有限公司 | Access system and method for PDH branch service |
| US20130114545A1 (en) * | 2008-12-02 | 2013-05-09 | Samsung Electronics Co., Ltd. | Transmission of scheduling assignments in multiple operating bandwidths |
| CN204231380U (en) * | 2014-12-12 | 2015-03-25 | 国家电网公司 | Based on the PCM device of transmission equipment |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108989917A (en) * | 2018-08-31 | 2018-12-11 | 中国南方电网有限责任公司 | A kind of miniaturization technical grade PTN communication system |
| CN108989917B (en) * | 2018-08-31 | 2022-10-14 | 中国南方电网有限责任公司 | Small-sized industrial-grade PTN communication system |
| CN110213141A (en) * | 2019-06-03 | 2019-09-06 | 北京盟力星科技有限公司 | A kind of integrated access system based on narrow band service |
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| CN104468218B (en) | 2019-02-19 |
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