文档介绍：
原子功能符号缩略语
原子功能符号缩略语
EI2_TT 2048kbit/s Electrical hlte4ace 电接口信号终接
2048kbit/s Signal Tranation
MSn/S4_A STM-N Multiplex Section to VC-4 STM-N复用段/VC-4通道适
higher order path Adaptation 配
MSn/SD_A STM-N Multiplex Section to STM-N复用段/信号劣化适配
Signal Degrade Adaptation
MSn/OW_A STM-N Multiplex Section to STM-N复用段/公务通信适配
Order-wire Adaptation
MSn/DCC_A STM-N Multiplex Section to Data STM-N复用段/DCC通道适配
Communications Channel Adaptation
OSn_TT STM-N( Optical Section Trail Termination STM-N光段终接
OSn/RSn_A Optical Section to Regenerator STM-N光段/STM-N再
Adaptation 生段适配
P4x-n 139 264 kbit/s Signal Trail Termination 139 264 kbit/s 终接
P4x/P12x_A 139 264 kbit/s Signal to 139 264 kbit/s
2 048 kbit/s Signal Adaptation /2048kbit/s适配
RS1_TT STM_1 Regeneration Section Termination STM-1再生段终接RSn_TT STM-N Regeneration Section Termination STM-N再生段终接
RSn/MSn_A Regeneration Section to STM-N再生段/STM-N复
Multiplex Section Adaptation 用段适配
BSn/User_A Regeneration Section to User STM-N再生段/用户
Channel Adaptation 通道适配
RSn/OW_A Regeneration Section to STM-N再生段/公务通信适配
Order-wile Adaptation
RSn/DCC_A Regeneration Section to Data STM-N再生段/DCC通道
Communications Channel Adaptatio