多项选择题
A.It is locally significant
B.It is globally significant
C.It is needed to identify a unique instance of an OSPF database
D.It is an optional parameter required only if multiple OSPF processes are running on the router
E.All routers in the same OSPF area must have the same process ID if they are to exchange routing information
多项选择题 Which of the following host addresses are members of networks that can be routed across the public Internet? （）
单项选择题 给您分配一个B类IP网络172.16.0.0，子网掩码255.255.255.192，则您可以利用的网络数为（），每个网段最大主机数（）。
多项选择题 An administrator would like to configure a switch over a virtual terminal connection from locations outside of the local LAN. Which of the following are required in order for the switch to be configured from a remote location? （）