A. It occurs every 29 hours.
B. Packet interception mode is enabled.
C. The host is unreachable on the local subnet.
D. The subnet is unreachable using the advertised router.
参考答案:CD
A. It occurs every 29 hours.
B. Packet interception mode is enabled.
C. The host is unreachable on the local subnet.
D. The subnet is unreachable using the advertised router.
参考答案:CD