多项选择题
Before installing a new, upgraded version of the IOS, what should be checked on the router, and which command should be used to gather this information? ()
A.the amount of available ROM B.the amount of available flash and RAM memory C.the version of the bootstrap software present on the router D.show version E.show processes F.show running-config
多项选择题 下列哪一项正确描述了运行的OSPF的路由器的进程标识符的作用?()
多项选择题 What can be done to secure the virtual terminal interfaces on a router? ()
单项选择题 在IEEE802.11b无线局域网规范中,指定的最高数据速率是?()