阿尔卡特SDH硬件描述.pdf

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1、ALCATEL1660SM、1642EM、1662SMC硬件介绍11.ALCATEL1642EM硬件介绍··············································································3(1)1642EM特点·········································································································3(2)1642EM设备结构···

2、·······························································································4(3)常用板卡介绍········································································································52.ALCATEL1660SM硬件介绍···································

3、·········································7(1)1660SM特点·········································································································7(2)1660SM设备结构····························································································

4、······8(3)常用板卡介绍········································································································83.1662硬件介绍·································································································15(1)1662SMC特点······················

5、···············································································15(2)1662SMC设备结构······························································································16(3)常用板卡介绍································································

6、······································164.光纤与光纤接口····························································································23(1)光纤接口·············································································································23(2)

7、光接口分类··········································································································24(3)光纤标准·············································································································2521.ALCATEL1642EM硬件介绍(1)1642EM特点紧

8、凑型155M多业务节点1642EM提供155M到622M升级能力SDH电信级传送1642EM提供126x2M业务下落能力提供DCC通道的透传功能矩阵容量（等效VC4)18x18高阶12x12低阶接口:upto2xSTM-4upto6xSTM-1upto126x2Mbit/s3(2)1642