In the implementation of VLSM techniques on a network using a single Class C IP address, which subnet mask is the most efficient for point-to-point serial links()。

A . 255.255.255.0 B . 255.255.255.240 C . 255.255.255.248 D . 255.255.255.252 E . 255.255.255.254

时间:2022-09-25 11:38:56 所属题库:CCNA系列认证综合练习题库

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