A.S0/3/0 is down,line protocol is down B.S0/3/0 is up,line protocol is down C.S0/3/0 is up,line protocol is up D.S0/3/0 is administratively down,line protocol is down
A.S0/3/0 is down,line protocol is down B.S0/3/0 is up,line protocol is down C.S0/3/0 is up,line protoco li sup D.S0/3/0 is administratively down,line protocol is down
路由器配置模式的提示符是()。
A.A B.B C.C D.D