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單項(xiàng)選擇題

The network administrator needs to address seven LANs. RIP version 1 is the only routing protocol in use on the network and subnet 0 is not being used. What is the maximum number of usable IP addresses that can be supported on each LAN if the organization is using one class C address block?()

A.8
B.6
C.30
D.32
E.14
F.16

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