SONET全称为()
- Asynchronous optimized network
- Bsynchronous optical network
- Csynthesis optimized network
- Dsynthesis optical network
SONET全称为()
1、SONET Path Terminating Equipment (PTE)
SONET Path Terminating Equipment (PTE) requires which three line codes to be supported for DS1 and DS3 circuits?() (Choose three.)AAMIBESFCDUSDSSMEB3ZSFB8ZS
SONET/SDH分为哪几层,各自功能是什么?
ITU-T 接受了 SONET 的概念,将其重新命名为AATMBDDNCPDHDSDH
4、Scrambling of SONET signals is done to
Scrambling of SONET signals is done to ().A prevent the leakage of external fiber emissionsB provide the optical network with the highest lev...
5、SDH的概念最早由美国贝尔通信研究所提出,称为SONET(同步光网络)。
SDH的概念最早由美国贝尔通信研究所提出,称为SONET(同步光网络)。A正确B错误
6、SONET Code Violations (CVs) totals in
SONET Code Violations (CVs) totals in the PM tables are actually an accumulation of the number of ().A J0 errors detected in a specified ...