A.10.0.0.0-10.255.255.255 B.172.16.0.0-172.31.255.255 C.192.168.0.0-192.168.255.255 D.0.0.0.1-9.255.255.255
A.IP SW B.IP routing C.SW ip D.route
A.實(shí)現(xiàn)在二層交換機(jī)的廣播隔離 B.不能在二層交換機(jī)的廣播隔離 C.劃分網(wǎng)段 D.廣播有意義