[单选题]关于OSPF中DR的说法不正确的是()
正确答案 :B
如果某路由器优先级比DR优先级高,但启动晚,它会抢占原来的DR自己成为DR
[单选题]You are given a PC, a router, and a cable. Select the correct combination that will allow you to log into router VE1 locally using a terminal emulation program such as HyperTerminal.
正确答案 :B
Connect the PC's COM port to the router's console port using a rollover cable.
解析:B 解析:Explanation:
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