单项选择题 Youre working at TestKing as a network administrator when your MCSE assistant calls you for help. He has attempted to configure Router TK1 and incorrectly configured the router interface with a subnet broadcast address. You have to correct this by first removing the incorrect IP address and then re-entering the first usable IP address of the same subnet. How will you do this?（）

单项选择题 While logged into a router, you wish to see the RIP routing updates in real time as they are sent and received. Which command would you issue to see these updates?（）

单项选择题 Which command displays EIGRP-related router activities as they occur?（）