GigabitEthernet1/2 is up, line protocol is up 

Hardware is GigMac 3 Port GigabitEthernet, address is 0005.5ffd.4082 

(bia 0005.5ffd.4082)

Description: sample

Internet address is x.x.x.x/30

MTU 1500 bytes, BW 1000000 Kbit, DLY 10 usec, rely 255/255, load 131/255

Encapsulation ARPA, loopback not set

Keepalive set (10 sec)

Full Duplex, 1000Mbps, link type is force-up, media type is LX

output flow-control is unsupported, input flow-control is unsupported

ARP type: ARPA, ARP Timeout 04:00:00

Last input 00:00:00, output 00:00:03, output hang never

Last clearing of "show interface" counters never

Queueing strategy: fifo

Output queue 0/40, 0 drops; input queue 0/75, 25 drops //[就在這里]

30 second input rate 613917000 bits/sec, 122041 packets/sec

30 second output rate 517166000 bits/sec, 123695 packets/sec

77400124545 packets input, 44369025705444 bytes, 0 no buffer

Received 5898 broadcasts, 0 runts, 0 giants, 0 throttles

647964 input errors, 0 CRC, 0 frame, 485923 overrun, 162041 ignored

0 watchdog, 0 multicast, 0 pause input

69912443364 packets output, 41951561990047 bytes, 0 underruns

Transmitted 1 broadcasts

0 output errors, 0 collisions, 0 interface resets

0 babbles, 0 late collision, 0 deferred

0 lost carrier, 0 no carrier, 0 pause output

0 output buffer failures, 0 output buffers swapped out