CN203522744U - Multi-service optical access apparatus - Google Patents

Multi-service optical access apparatus Download PDF

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Publication number
CN203522744U
CN203522744U CN201320635461.7U CN201320635461U CN203522744U CN 203522744 U CN203522744 U CN 203522744U CN 201320635461 U CN201320635461 U CN 201320635461U CN 203522744 U CN203522744 U CN 203522744U
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China
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signal input
joining
output end
output terminal
ethernet
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Expired - Fee Related
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CN201320635461.7U
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Chinese (zh)
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宋冬锋
鄢然
王雅荣
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NANJING PUTIAN NETWORK CO Ltd
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NANJING PUTIAN NETWORK CO Ltd
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Abstract

The utility model relates to a CPMSAP02B-type multi-service optical access apparatus. The CPMSAP02B-type multi-service optical access apparatus includes a CPMSAP02B multi-service optical access module, four paths of Ethernet data interfaces, two paths of STM optical interfaces, one network management port, one network management cascade port and one debugging configuration port, a DCN management interface on an 8E1 service card board, and a service board interface which supports V35, Ethernet, E1 and PDH. The CPMSAP02B-type multi-service optical access apparatus is advantageous in small size and low cost and can satisfy requirements of various operators for multi-service and multi-bandwidth applications and can support various network management modes and support various networking applications including tip-end networking of a 3G network. With the CPMSAP02B-type multi-service optical access apparatus adopted, cost can be largely saved in services where access networks are complex and applications in which traffic is small.

Description

Multi-service optical access device
Technical field
The utility model relates to a kind of CP MSAP02B type multi-service optical access device, the business such as 2V35 that the adaptive FE of 4 road 10/100M electricity mouthful, 8 Huo16 road E1 business and E1 change out, Ethernet, PDH that realize are to intersection, the mapping and multiplexing function of first line of a couplet STM-1 light.This small low-cost multi-service light access has the features such as integrated level is high, cost performance is high, capacity is large, networking flexibility.
Background technology
The CP MSAP02B type multi-service optical access device using at present, in actual applications, the business such as the 2V35 that 4 road Ethernet services, 8 Huo16 road E1 business and E1 change out, Ethernet, PDH are linked in SDH network and are transmitted by 2 optical fiber (two fibre).The business such as the 2V35 that 4 road Ethernet services, 8 Huo16 road E1 business and E1 change out, Ethernet, PDH are shared 155.520M bandwidth (63 time slots), the configurable any 2.048M bandwidth of every road E1 business (1 time slot) wherein, the 4 every road of road Ethernet service maximums can reach 100M bandwidth (any 48 or 50 time slots).This small low-cost multi-service optical access device, meet the wide application demand of each operator's multi-service multi-band, support multiple networking application, comprise the distal end networking of 3G network, fill up the deficiency of large-scale multi-service optical access device cost of idleness in the business of Access Network complexity and less traffic carrying capacity application.
Summary of the invention
The utility model proposes a kind of CP MSAP02B type multi-service optical access device, when its object is intended to meet the wide application demand of each operator's multi-service multi-band, support various webmaster modes, support multiple networking application, comprise the distal end networking of 3G network, overcome the problem of cost of idleness while applying large-scale multi-service optical access device in the business of Access Network complexity and less traffic needs.
Technical solution of the present utility model: CP MSAP02B type multi-service optical access device, its structure comprises that CP MSAP02B multi-service light access module, 4 road Ethernet data interfaces, 2 road STM optical interfaces, 1 webmaster mouth, 1 webmaster cascade port and 1 debugging configure DCN management interface, support V35, Ethernet, E1, the PDH business board interface on mouth, 8E1 business board, corresponding joining of signal input/output end of the signal input/output end of 4 road Ethernet data interfaces and four Ethernet data interfaces of CP MSAP02B multi-service light access module wherein, corresponding the joining of signal input/output terminal of the signal input/output end of 2 road STM optical interfaces and the STM optical interface of CP MSAP02B multi-service light access module, corresponding the joining of signal input/output terminal of the signal input/output end of 1 webmaster mouth and the webmaster mouth of CP MSAP02B multi-service light access module, 1 debugging configures corresponding the joining of signal input/output terminal of the signal input/output end of mouth and the debugging of CP MSAP02B multi-service light access module configuration mouth, DCN management interface on 8E1 business board, support V35, Ethernet, E1, DCN management interface on the 8E1 business board of the signal input/output end of PDH business board interface and CP MSAP02B multi-service light access module, support V35, Ethernet, E1, the signal input/output terminal correspondence of PDH business board interface is joined.
Advantage of the present utility model: advantage: belong to small low-cost multi-service optical access device, can save more cost in some places application such as the private network of the business of Access Network complexity and less traffic carrying capacity, big customer; 19 inches of standards, 1U cabinet, easy for installation; Have two groove positions of activating business, client is flexible configuration according to demand; Also can, according to user's request, direct current (DC-48V) be provided or exchange (AC220V) power interface dish; There is independent webmaster, DCC webmaster and the embedded webmaster multiple network of DCN way to manage, meet multiple networking application demand; There is perfect, friendly, abundant network management interface, simple to operate, understandable, also have various safety precautions and the setting of various priority flexibly simultaneously.
Accompanying drawing explanation
Accompanying drawing 1 is the connection diagram of CP MSAP02B type multi-service optical access device.
Accompanying drawing 2 is structural representations of CP MSAP02B multi-service light access module.
Accompanying drawing 3 is internal structure schematic diagrames of fpga chip EP1C6Q240C8.
Embodiment
Contrast accompanying drawing 1, CP MSAP02B type multi-service optical access device, its structure comprises CP MSAP02B multi-service light access module, 4 road Ethernet data interfaces, 2 road STM optical interfaces, 1 webmaster mouth, 1 webmaster cascade port and 1 debugging configuration mouthful, DCN control card on 8E1 business board, support V35, Ethernet, E1, PDH business board, corresponding joining of signal input/output end of the signal input/output end of 4 road Ethernet data interfaces and four Ethernet data interfaces of CP MSAP02B multi-service light access module wherein, corresponding the joining of signal input/output terminal of the signal input/output end of 2 road STM optical interfaces and the STM optical interface of CP MSAP02B multi-service light access module, corresponding the joining of signal input/output terminal of the signal input/output end of 1 webmaster mouth and the webmaster mouth of CP MSAP02B multi-service light access module, 1 debugging configures corresponding the joining of signal input/output terminal of the signal input/output end of mouth and the debugging of CP MSAP02B multi-service light access module configuration mouth, DCN control card on 8E1 business board, support V35, Ethernet, E1, DCN management interface on the 8E1 business board of the signal input/output end of PDH business board interface and CP MSAP02B multi-service light access module, support V35, Ethernet, E1, the signal input/output terminal correspondence of PDH business board interface is joined.
Contrast Fig. 2, the structure of CP MSAP02B multi-service light access module comprises 1 ethernet PHY chip RTL8208B, two Ethernet switching chip 88E6095F, RTL8309SB, 1 EOS mapping chip VLM155,1 fpga chip EP1C6Q240C8,1 SDH multiplexing processor and mapper RC7880A1, two 155M optical modules, CPU.
Wherein the first signal input/output end of ethernet PHY chip RTL8208B by a RMII mouth corresponding the joining of first signal input/output terminal with Ethernet switching chip 88E6095F, the secondary signal input/output end of Ethernet switching chip 88E6095F is corresponding the joining of first signal input/output terminal with EOS mapping chip VLM155 by the 2nd RMII mouth, the secondary signal input/output end of EOS mapping chip VLM155 is corresponding the joining of first signal input/output terminal with fpga chip EP1C6Q240C8 by 19M bus, the secondary signal input/output end of fpga chip EP1C6Q240C8 and corresponding the joining of first signal input/output terminal of SDH multiplexing processor and mapper RC7880A1.
The secondary signal input/output terminal of SDH multiplexing processor and mapper RC7880A1 and 155M optical module signal input/output corresponding joining of end.
Activate business groove position Nei 16 road E1 signal input/output ends by 38M bus and SDH multiplexing processor and mapper RC7880A1 16 road corresponding joining of E1 signal input/output terminal, the light mouth signal input/output end of SDH multiplexing processor and mapper RC7880A1 is by being capacitively coupled to the signal input/output terminal of the optical module of 155.520M, and the secondary signal input/output end of ethernet PHY chip RTL8208B is corresponding the joining of first signal input/output terminal with CPU by SMI interface.
The 3rd corresponding the joining of signal input/output end of the secondary signal input/output terminal of CPU and Ethernet switching chip 88E6095F.
The 3rd signal input/output terminal of CPU and EOS mapping chip the 3rd corresponding joining of signal input/output end of VLM155.
The 3rd corresponding the joining of signal input/output end of the 4th signal input/output terminal of CPU and fpga chip EP1C6Q240C8.
The 3rd corresponding the joining of signal input/output end of the 5th signal input/output terminal of CPU and SDH multiplexing processor and mapper RC7880A1.
Corresponding the joining of signal input part of the first signal output of fpga chip EP1C6Q240C8 and CPU, corresponding the joining of signal input part of the secondary signal output of fpga chip EP1C6Q240C8 and DCN management interface on 8E1 business board.
The 4th signal input/output end of SDH multiplexing processor and mapper RC7880A1 and corresponding joining of DCN management interface on the 2nd 8E1 business board.
The 5th signal input/output end of SDH multiplexing processor and mapper RC7880A1 is with 8E1 or change out corresponding the joining of signal input/output terminal of V35, Ethernet, PDH business board interface really.
The signal input/output end of Ethernet switching chip RTL8309SB respectively at the DCN management ethernet signal input/output terminal of CD backplane interface 1, the input/output terminal of the ethernet signal input/output terminal of CPU, panel webmaster mouth ethernet signal and the input/output terminal of panel webmaster cascade port ethernet signal are corresponding connects, corresponding the joining of input/output terminal of the signal input/output end of level transferring chip MAX232S and the serial ports RS232 signal of CPU.
Ethernet PHY chip RTL8208B and exchange chip 88E6095F complete the function of Ethernet physical layer for transmission and data link layer, mainly complete data are connected to transmission medium.Generally follow IEEE 802.3z standard, function comprises coding and decoding, transmitting-receiving processing, management and the control etc. to signal, 4 road Ethernet datas is converted to 4 road Ethernet RMII interface docking of 4 RMII interface data territory, road EOS mapping chips.
EOS mapping chip completes the simple telecom bus of data-mapping Dao Yi road 19.44M of 4 road Ethernet RMII interfaces.
Fpga chip EP1C6Q240C8 completes the conversion of the simple telecom bus data of Jiang Yi road 19.44M and the simple telecom bus data of located in connection signal Dao Yi road 38.88M and located in connection information, the control of DCC and DCN way to manage, the connection of DCC communication data, two-way E1 is to conversion and the connection of the corresponding DCN management data of two-way HDLC, coordinates the controls such as reset, read-write of each chip in completion system with CPU.
Fpga chip is converted to the simple telecom bus data of 19.44M talking about numeric data code in the simple telecom bus of 1 road 38.88M of SDH multiplexing processor and mapper RC7880A1 output through 4B/8B modular converter, is connected to the input of the simple telecom bus data of EOS mapping chip VLM155, talking about data in the simple telecom bus of 19.44M of EOS mapping chip VLM155 output, through 8B/4B modular converter, be transformed into the simple telecom bus of 38.88M, be connected to the input of talking about data under SDH multiplexing processor and mapper RC7880A1, the frame alignment signal of SDH multiplexing processor and mapper RC7880A1 output is shone upon to the required frame alignment signal of chip through frame overhead signal resolution module conversion EOS simultaneously, and according to circuit delay, the framing signal of SDH multiplexing processor and mapper RC7880A1 output is delivered to after time delay to the lower words framing signal of RC7880A1 chip oneself, FPGA and CPU adopt the mode of public A/D bus, control reset, read-write and the condition monitoring of each chip, the webmaster mode that FPGA judges according to CPU, be communicated with DCC or DCN network management communication data to the HDLC I/O pin of CPU, pass through simultaneously raise the price/decoder module of NRZ by the input/output of SDH multiplexing processor and mapper RC7880A1 two-way NRZ pattern E1 signal respectively with the input/output of DCN administration module HDLC passage and the HLDC passage input/output end of ARM to leading to.
The simple telecom bus Yu24 road E1 of SDH multiplexing processor and mapper RC7880A1 Jiang Yi road 38.88M is mapped to light mouth bus, light mouth Bus LVDS differential signal is connected to 155.520M optical module after capacitive coupling is adjusted level, and extracts synchronised clock from LVDS collects mail number.It is light signal that LVDS differential signal is connected to 155.520 optical module switching electrical signals.Finally realize the business datum interfaces such as 4 road Ethernet data interfaces, 8 road E1 (1-8) data-interfaces, 8 road E1 (9-16) data or the V35 changing out through corresponding service board, Ethernet, PDH to intersection, the mapping of STM-1 optical interface, connect SDH network and transmit.
Ethernet switching chip (RTL8309SB) completes the function of Ethernet physical layer for transmission and data link layer, mainly completes data are connected to transmission medium.Generally follow IEEE 802.3z standard, function comprises coding and decoding, transmitting-receiving processing, management and the control etc. to signal, will complete full exchange and the management of the ethernet communication data of webmaster mouth ethernet communication data, webmaster cascade port ethernet communication data, CPU ethernet communication data and two-way DCN management channels.
Level transferring chip MAX232S completes the conversion of level between PC serial ports and CPU serial communication.
Contrast accompanying drawing 3, the structure of fpga chip inside comprises 4B/8B modular converter, 8B/4B modular converter, frame alignment signal modular converter, NRZ raise the price module/decoder module, A/D bus module for reading and writing, DCC/DCN data link control module; The simple telecom bus input of 19.44M of the output of 4B/8B modular converter and EOS mapping chip VLM155 joins, and the reference clock of 8 parallel-by-bit data is provided; The input of the simple telecom bus of 38.88M of the output of 8B/4B modular converter and SDH multiplexing processor and mapper RC7880A1 joins; The output of frame alignment signal modular converter and EOS mapping chip VLM155 and SDH multiplexing processor and mapper RC7880A1 frame alignment signal input join; The output of NRZ decoder module docks with the HLDC passage input of DCN management interface on expansion card 1 and CPU; The raise the price output of module and the two-way NRZ pattern E1 signal input part of SDH multiplexing processor and mapper RC7880A1 of NRZ docks; The output of A/D bus module for reading and writing docks with each chip input reset signal and input control signal; The output of DCC/DCN data link control module is docked with the HDLC input signal of CPU.

Claims (2)

1. multi-service optical access device, is characterized in that comprising that CP MSAP02B multi-service light access module, 4 road Ethernet data interfaces, 2 road STM optical interfaces, 1 webmaster mouth, 1 webmaster cascade port and 1 debugging configure DCN management interface, support V35, Ethernet, E1, the PDH business board interface on mouth, 8E1 business board, corresponding joining of signal input/output end of the signal input/output end of 4 road Ethernet data interfaces and four Ethernet data interfaces of CP MSAP02B multi-service light access module wherein, corresponding the joining of signal input/output terminal of the signal input/output end of 2 road STM optical interfaces and the STM optical interface of CP MSAP02B multi-service light access module, corresponding the joining of signal input/output terminal of the signal input/output end of 1 webmaster mouth and the webmaster mouth of CP MSAP02B multi-service light access module, 1 debugging configures corresponding the joining of signal input/output terminal of the signal input/output end of mouth and the debugging of CP MSAP02B multi-service light access module configuration mouth, DCN management interface on 8E1 business board, support V35, Ethernet, E1, DCN management interface on the 8E1 business board of the signal input/output end of PDH business board interface and CP MSAP02B multi-service light access module, support V35, Ethernet, E1, the signal input/output terminal correspondence of PDH business board interface is joined.
2. multi-service optical access device according to claim 1, is characterized in that the structure of described CP MSAP02B multi-service light access module comprises ethernet PHY chip, Ethernet switching chip, EOS mapping chip, fpga chip, SDH multiplexing processor and mapper, 155M optical module, CPU;
Wherein the first signal input/output end of ethernet PHY chip by a RMII mouth corresponding the joining of first signal input/output terminal with Ethernet switching chip, the secondary signal input/output end of Ethernet switching chip is corresponding the joining of first signal input/output terminal with EOS mapping chip by the 2nd RMII mouth, the secondary signal input/output end of EOS mapping chip is corresponding the joining of first signal input/output terminal with fpga chip by 19M bus, the secondary signal input/output end of fpga chip and corresponding the joining of first signal input/output terminal of SDH multiplexing processor and mapper,
The secondary signal input/output terminal of SDH multiplexing processor and mapper and 155M optical module signal input/output corresponding joining of end,
Activate business groove position Nei 16 road E1 signal input/output ends by 38M bus and SDH multiplexing processor and mapper 16 road corresponding joining of E1 signal input/output terminal, the light mouth signal input/output end of SDH multiplexing processor and mapper is by being capacitively coupled to the signal input/output terminal of the optical module of 155.520M, the secondary signal input/output end of ethernet PHY chip is corresponding the joining of first signal input/output terminal with CPU by SMI interface
The 3rd corresponding joining of signal input/output end of the secondary signal input/output terminal of CPU and Ethernet switching chip,
The 3rd signal input/output terminal of CPU and EOS mapping the 3rd corresponding joining of signal input/output end of chip,
The 3rd corresponding joining of signal input/output end of the 4th signal input/output terminal of CPU and fpga chip,
The 3rd corresponding joining of signal input/output end of the 5th signal input/output terminal of CPU and SDH multiplexing processor and mapper,
Corresponding the joining of signal input part of the first signal output of fpga chip and CPU,
Corresponding the joining of signal input part of the secondary signal output of fpga chip and DCN management interface on a 8E1 business board,
The 4th signal input/output end of SDH multiplexing processor and mapper and corresponding joining of DCN management interface on the 2nd 8E1 business board,
The 5th signal input/output end of SDH multiplexing processor and mapper is with 8E1 or change out corresponding the joining of signal input/output terminal of V35, Ethernet, PDH business board interface really.
CN201320635461.7U 2013-10-16 2013-10-16 Multi-service optical access apparatus Expired - Fee Related CN203522744U (en)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107251453A (en) * 2015-08-06 2017-10-13 华为技术有限公司 A kind of optical access device and multi-plexing light accessing system
CN110691367A (en) * 2019-11-20 2020-01-14 中国联合网络通信集团有限公司 Cost calculation method and device for bearer network access segment equipment

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107251453A (en) * 2015-08-06 2017-10-13 华为技术有限公司 A kind of optical access device and multi-plexing light accessing system
US10382364B2 (en) 2015-08-06 2019-08-13 Huawei Technologies Co., Ltd. Optical access device and optical access system
CN107251453B (en) * 2015-08-06 2019-11-05 华为技术有限公司 A kind of optical access device and multi-plexing light accessing system
CN110691367A (en) * 2019-11-20 2020-01-14 中国联合网络通信集团有限公司 Cost calculation method and device for bearer network access segment equipment

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