mingcxx-4503#sho cdp neighbors
mingcxx-4503#show int te1/1
mingcxx-4503#show inv
mingcxx-4503(config)#int te1/1
mingcxx-4503(config-if)#service unsupported-transceiver
mingcxx-4503(config)#no errdisable detect cause gbic-invalid
mingcxx-4503(config-if)#speed nonegotiate
mingcxx-4503(config-if)#do show ip int te1/1
mingcxx-4503(config)#do ping 220.231.32.1
Type escape sequence to abort.
Sending 5, 100-byte ICMP Echos to 220.231.32.1, timeout is 2 seconds:
!!!!!
Success rate is 100 percent (5/5), round-trip min/avg/max = 136/139/140 ms