通常我们使用show interface命令来查看接口的信息，如show interface gig 1/0或者
show int pos 2/0等来分别查看路由器上千兆以太接口和POS接口的端口信息。
查看以太网接口信息，在7507上使用命令为：
show interfaces fastethernet [slot/port-adapter/port]
查看POS接口信息，在7507上使用命令为：
show interfaces pos [slot/port-adapter/port]
下例给出了在7507上查看第1槽位上第1个PA上的第1个快速以太网接口的接口配置信息：
Router# show interfaces fastethernet 1/0/0
Fast Ethernet1/0/0 is up, line protocol is up
Hardware is TSWITCH, address is 00e0.f7a4.5130 (bia 00e0.f7a4.5130)
MTU 1500 bytes, BW 100000 Kbit, DLY 100 usec, rely 255/255, load 1/255
Encapsulation ARPA, loopback not set, keepalive set (10 sec)
Half-duplex, 100BaseTX
ARP type: ARPA, ARP Timeout 04:00:00
Last input 00:05:30, output 00:00:00, output hang never
Last clearing of "show interface" counters never
Queueing strategy: fifo
Output queue 0/40, 0 drops; input queue 0/75, 0 drops
5 minute input rate 0 bits/sec, 0 packets/sec
5 minute output rate 0 bits/sec, 0 packets/sec
312 packets input, 18370 bytes, 0 no buffer
Received 216 broadcasts, 0 runts, 0 giants, 0 throttles
3 input errors, 0 CRC, 0 frame, 0 overrun, 3 ignored, 0 abort
0 input packets with dribble condition detected
15490 packets output, 1555780 bytes, 0 underruns
2 output errors, 0 collisions, 2 interface resets
0 babbles, 0 late collision, 0 deferred
0 lost carrier, 0 no carrier
2 output buffer failures, 0 output buffers swapped out
下例给出了在7507上查看第2槽位上第1个PA上的第1个快速以太网接口的接口配置信息：
