Hi Gert, My understanding (and it may be outdated) is that on the cat6k and cat5k, Rcv-err is a receive buffer failure caused by excessive traffic. What kind of linecard is it?
Dale Thus spake Gert Doering ([email protected]) on Fri, Oct 21, 2011 at 06:01:02PM +0200: > Hi, > > I have a one port on a 7603/sup32/SXI that is showing me "input errors" > but refuses to tell what *sort* of errors... > > GigabitEthernet1/9 is up, line protocol is up (connected) > ... > Input queue: 0/2000/0/0 (size/max/drops/flushes); Total output drops: 0 > Queueing strategy: fifo > Output queue: 0/40 (size/max) > 5 minute input rate 8818000 bits/sec, 2562 packets/sec > 5 minute output rate 24086000 bits/sec, 3252 packets/sec > 49922820560 packets input, 18467489252395 bytes, 0 no buffer > Received 189510308 broadcasts (86256414 multicasts) > 0 runts, 0 giants, 0 throttles > 1815587 input errors, 0 CRC, 0 frame, 0 overrun, 0 ignored > 0 watchdog, 0 multicast, 0 pause input > 0 input packets with dribble condition detected > 65761578040 packets output, 73084507578266 bytes, 0 underruns > 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 > > Cisco-M>sh int g1/9 count err > > Port Align-Err FCS-Err Xmit-Err Rcv-Err UnderSize > OutDiscards > Gi1/9 0 0 0 1815644 0 > 0 > > Port Single-Col Multi-Col Late-Col Excess-Col Carri-Sen Runts > Giants > Gi1/9 0 0 0 0 0 0 > 0 > > Port SQETest-Err Deferred-Tx IntMacTx-Err IntMacRx-Err Symbol-Err > Gi1/9 0 0 0 0 0 > > > so, right, it's "Rcv-Err", but what sort of errors? Nothing in any of > the other columns, and operationally, the link is behaving perfectly normal, > so I'm not overly worried - just annoyed by our NMS flagging the link as > "hey, errors, check!" all the time... > > This is a Sup32, onboard GE, SXI3. The interface goes to a 2960G, about > 2m of cat6 cable, nothing particularily exciting. > > interface GigabitEthernet1/9 > description SW: sp1/xxx:g0/14 (sp1) > switchport > switchport trunk encapsulation dot1q > switchport trunk allowed vlan 2-999 > switchport mode trunk > storm-control broadcast level 1.00 > > and the other end is symmetric: > > interface GigabitEthernet0/14 > description SW: sp1/xxx:gi1/9 (sp1) > switchport trunk allowed vlan 2-21,23-999 > switchport mode trunk > storm-control broadcast level pps 1k 100 > storm-control multicast level pps 1k 100 > storm-control action trap > end > > > ... so how to figure out where these errors are coming from? > > (No smartnet on this particular box, so I can't go ask TAC) > > gert > -- > USENET is *not* the non-clickable part of WWW! > //www.muc.de/~gert/ > Gert Doering - Munich, Germany [email protected] > fax: +49-89-35655025 [email protected] > _______________________________________________ > cisco-nsp mailing list [email protected] > https://puck.nether.net/mailman/listinfo/cisco-nsp > archive at http://puck.nether.net/pipermail/cisco-nsp/ _______________________________________________ cisco-nsp mailing list [email protected] https://puck.nether.net/mailman/listinfo/cisco-nsp archive at http://puck.nether.net/pipermail/cisco-nsp/
