文档介绍：中国电信光传送网络(OTN)总体技术要求

中国电信集团公司
二零一零年四月
目录
1 范围...................................................................................................................................................................... 2
2 引用文件.............................................................................................................................................................. 2
3 符号与缩略语...................................................................................................................................................... 3
4 术语与定义.......................................................................................................................................................... 6
光通路 OPTICAL CHANNEL (OCH[R])................................................................................................................ 6
光通路数据单元 OPTICAL CHANNEL DATA UNIT (ODUK).................................................................................... 6
ODUK通道 ODUK PATH (ODUKP) ...................................................................................................................... 6
ODUK TCM (ODUKT)........................................................................................................................................ 6
光通路净荷单元 OPTICAL CHANNEL PAYLOAD UNIT (OPUK)............................................................................... 6
光监控通路 OPTICAL SUPERVISORY CHANNEL (OSC).......................................................................................... 7
光传送模块 OPTICAL TRANSPORT MODULE (OTM-N[R].OTM-)................................................................... 7
光通路传送单元 OPTICAL CHANNEL TRANSPORT UNIT (OTUK[V])...................................................................... 7
5 OTN网络结构和应用..............................................................................................