Please what is the possible cause and solution of this interface error.
BB1#show int fa0/1
FastEthernet0/1 is up, line protocol is up
Hardware is Gt96k FE, address is 0007.0e3c.f957 (bia 0007.0e3c.f957)
Description: *****WAN CONNECTION *****
Internet address is xx.xx.xx.xx/29
MTU 1500 bytes, BW 100000 Kbit/sec, DLY 100 usec,
reliability 255/255, txload 1/255, rxload 1/255
Encapsulation ARPA, loopback not set
Keepalive set (10 sec)
Full-duplex, 100Mb/s, 100BaseTX/FX
ARP type: ARPA, ARP Timeout 04:00:00
Last input 00:00:00, output 00:00:00, output hang never
Last clearing of "show interface" counters never
Input queue: 0/75/4/0 (size/max/drops/flushes); Total output drops: 0
Queueing strategy: fifo
Output queue: 0/40 (size/max)
5 minute input rate 277000 bits/sec, 120 packets/sec
5 minute output rate 149000 bits/sec, 140 packets/sec
2615122 packets input, 739484174 bytes
Received 957 broadcasts, 246 runts, 0 giants, 0 throttles
5994 input errors, 5994 CRC, 0 frame, 0 overrun, 0 ignored
0 watchdog
0 input packets with dribble condition detected
2843074 packets output, 371490795 bytes, 0 underruns
0 output errors, 0 collisions, 3 interface resets
0 unknown protocol drops
0 babbles, 0 late collision, 0 deferred
0 lost carrier, 0 no carrier
0 output buffer failures, 0 output buffers swapped out
