试题详情
- 单项选择题Router R1 has been conf igured with an ipv6 route 2000::/64 S0/0/0 64 command.Which of the following does the 64 at the end of the command represent?（）
A、Metric
B、Administrative distance
C、Timeout (seconds)
D、Prefix length
E、Interface ID
- B
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