题目
is an error detection code that most data communication networks use。
A.CRC
B.Manchester Code
C.Huffman Code
D.4B/5B Code
第1题
A.DM bidirectional DM
B.unidirectional DM
C.to enable LM detectio
D.to disable DM detectio
第2题
B.DM is used to measure packet transport delay and delay variation from one MEP to another MEP.
C.Experimental (EX) function: send frame. for experiment use in a management domai
D.CSF is used to transmit failure signal at client layer from T-MPLS trail termination source to T-MPLS trail termination sink.
E. loopback link detectio
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