GigabitEthernet0/2 is up, line protocol is up
Hardware is PQ3_TSEC, address is c464.139b.3002 (bia c464.139b.3002)
Internet address is 10.144.15.202/30
MTU 1500 bytes, BW 8192 Kbit/sec, DLY 100 usec,
reliability 253/255, txload 17/255, rxload 49/255
Half Duplex, 100Mbps, media type is RJ45
output flow-control is unsupported, input flow-control is unsupported
ARP type: ARPA, ARP Timeout 04:00:00
Last input 00:00:00, output 00:00:00, output hang never
Last clearing of "show interface" counters never
Input queue: 0/75/0/0 (size/max/drops/flushes); Total output drops: 0
Queueing strategy: fifo
Output queue: 0/40 (size/max)
5 minute input rate 1584000 bits/sec, 207 packets/sec
5 minute output rate 555000 bits/sec, 185 packets/sec
87151 packets input, 89481833 bytes, 0 no buffer
Received 0 broadcasts (0 IP multicasts)
0 runts, 0 giants, 0 throttles
0 input errors, 0 CRC, 0 frame, 0 overrun, 0 ignored
0 watchdog, 0 multicast, 0 pause input
77346 packets output, 30858545 bytes, 0 underruns
2387 output errors, 356 collisions, 620 interface resets
0 unknown protocol drops
0 babbles, 644 late collision, 1743 deferred
0 lost carrier, 0 no carrier, 0 pause output
0 output buffer failures, 0 output buffers swapped out
What is connected to G0/2? You've got a bad cable.
Serial0/0/0:1 is up, line protocol is up
Hardware is DSX1
Description: SLDC-to-PNP-on-E1
Internet address is 10.7.10.3/24
MTU 1500 bytes, BW 512 Kbit/sec, DLY 20000 usec,
reliability 214/255, txload 1/255, rxload 1/255
Encapsulation PPP, LCP Open
Open: IPCP, CDPCP, crc 16, loopback not set
Keepalive set (10 sec)
Last input 00:00:00, output 00:00:00, output hang never
Last clearing of "show interface" counters 07:47:21
Input queue: 0/75/0/0 (size/max/drops/flushes); Total output drops: 0
Queueing strategy: fifo
Output queue: 0/40 (size/max)
5 minute input rate 1000 bits/sec, 1 packets/sec
5 minute output rate 0 bits/sec, 0 packets/sec
84615 packets input, 10296370 bytes, 0 no buffer
Received 0 broadcasts (0 IP multicasts)
3115 runts, 0 giants, 0 throttles
7218 input errors, 7218 CRC, 0 frame, 0 overrun, 0 ignored, 1337 abort
95542 packets output, 51279812 bytes, 0 underruns
0 output errors, 0 collisions, 242 interface resets
3 unknown protocol drops
0 output buffer failures, 0 output buffers swapped out
1 carrier transitions
WTF.
Serial0/0/1:0 is up, line protocol is up
Hardware is DSX1
Description: SLDC-to-JMP-on-E1
Internet address is 10.5.10.3/24
MTU 1500 bytes, BW 512 Kbit/sec, DLY 20000 usec,
reliability 246/255, txload 26/255, rxload 1/255
Encapsulation PPP, LCP Open
Open: IPCP, CDPCP, crc 16, loopback not set
Keepalive set (10 sec)
Last input 00:00:00, output 00:00:00, output hang never
Last clearing of "show interface" counters 07:47:21
Input queue: 0/75/0/0 (size/max/drops/flushes); Total output drops: 23
Queueing strategy: fifo
Output queue: 0/40 (size/max)
5 minute input rate 2000 bits/sec, 3 packets/sec
5 minute output rate 53000 bits/sec, 2 packets/sec
267875 packets input, 29162625 bytes, 23 no buffer
Received 0 broadcasts (0 IP multicasts)
3308 runts, 0 giants, 0 throttles
7413 input errors, 7411 CRC, 0 frame, 0 overrun, 0 ignored, 685 abort
320838 packets output, 333693996 bytes, 0 underruns
0 output errors, 0 collisions, 0 interface resets
0 unknown protocol drops
0 output buffer failures, 0 output buffers swapped out
1 carrier transitions
WTF.
I have TWO questions for you:
1. Where did you source your cables from, some hack from e-Bay?
2. Do you actually have a network engineer? A credible network engineer?
The line errors that we've highlighted, that is Networking 101. If no one from your organization saw it then you've got trouble.
