Router#show version Router#show interface e0 Router#show arp Router#show Flash Router#ping 192.168.1.2 Router#ping 172.16.1.1 Router#show history show version show interface e0 show arp show falsh ping 192.168.1.2 ping 172.161.1.1 show history Router#terminal history size ? <0-256> Size of history buffer Router#terminal history size 30 Router#te (按下Tab键) Router#term (再按下Tab键) Router#terminal no edi (再按下Tab键) Router#terminal no editing Router#termisial no editing ^B^B^B ^ % Invalid input detected at '^' marker. Router#terminal