多项选择题
A.172.25.78.243
B.172.25.98.16
C.172.25.72.0
D.172.25.94.255
E.172.25.96.17
F.172.25.100.16
单项选择题 In network that support VLSM, which network mask should be used for point-to-point WAN links in order to reduce waste of IP addresses?（）
多项选择题 Which of the following IP addresses for the network 27.35.16.32/28 can be assigned to hosts?（）
单项选择题 What is the maximum number of IP addresses that can be assigned to hosts on a local subnet that use the 255.255.255.224 subnet mask?（）