单选题APDP（All Path Detection Protocol）最长在多长时间内检测到接口故障（）。A50msB1-2sC100msD50s
单选题
APDP（All Path Detection Protocol）最长在多长时间内检测到接口故障（）。
A
50ms
B
1-2s
C
100ms
D
50s
参考解析
解析：
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