A.尖嘴鉗 B.平口鉗 C.打線刀 D.壓線鉗
A.ping B.arp -a C.telnet D.tracert
A.10.110.16.1和10.110.25.1 B.10.76.129.21和10.76.137.1 C.10.52.57.34和10.52.62.2 D.10.33.23.2和10.33.31.1