A、AMI
B、ESF
C、DUS
D、SSM
E、B3ZS
F、B8ZS
更多“SONET Path Terminating Equipment (PTE) requires which three line codes to be supported for DS1 and DS3 circuits?（） (Choose three.)”相关的问题
A、the K1 SONET byte； the K2 SONET byte B、the K2 SONET byte；the K1 SONET byte C、transmitter switching；receiver detection D、Line Overhead bytes；Path Overhead bytes E、Path Overhead bytes；Line Overhead bytes
A、SDH circuit over a SONET network delivering it as an SDH signal B、SDH circuit over a SONET network delivering it as a SONET signal C、SONET circuit over an SDH network delivering it as an SDH signal D、SONET circuit over an SDH network delivering it as a SONET signal
A、 SDH circuit over a SONET network delivering it as an SDH signal B、 SDH circuit over a SONET network delivering it as a SONET signal C、 SONET circuit over an SDH network delivering it as an SDH signal D、 SONET circuit over an SDH network delivering it as a SONET signal
A、The router will use path1 when it is available and stable. B、The router will use path3 when it is available and stable. C、The router will attempt to establish path2 only when path1 and path3 are down. D、The router will attempt to establish path1 only when path2 and path3 are down.
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