单项选择题
A.arp-a B.ipconfig/all C.route D.nslookup
A.arp-s 192.168.1.1 00-23-8b-be-60-37 B.arp-s 192.168.1.2 01-00-5e-06-38-24 C.arp-s 192.168.1.3 00-00-00-00-00-00 D.arp-s 192.168.1.254 00-22-15-f2-6b-ea