[单选题]RIP路由协议认为“网络不可到达”的跳数是:()
正确答案 :B
16
[单选题]路由器上,清空路由表的命令是()
正确答案 :D
clearip route*
[单选题]At which layer of the OSI model does the protocol that provides the information displayed by the "show cdp neighbors" command operate?
正确答案 :D
Data link
解析:解析:Explanation:
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