A.ping B.Telnet C.FTP D.TCP E.IP
A.Add two more FastEthernet interfaces. B.Add a second router to handle the vlan traffic. C.Use a hub to connect the four vlans with a FastEthernet interface on router. D.Implement a router-on-a-stick configuration.
A.拒絕服務(wù) B.強(qiáng)制疊加 C.監(jiān)聽(tīng) D.木馬