[nsp] MAC/IP length inconsistencies & IP checksum errors

Jared Mauch jared at puck.nether.net
Mon Mar 10 18:48:00 EST 2003


	What version are you running?  I seem to recall one of our 6500s
having a similar problem and we need to do a software upgrade in order
to get around the error.

	- Jared

On Mon, Mar 10, 2003 at 11:17:29PM +0000, Chris Johns wrote:
> Hello,
> 
> I have a few errors in my logs that I understand but cannot track down, I 
> am curious as to what others do about these problems or how I can prevent 
> this happening;
> 
> Mar 10 13:54:50.292: %MLS_STAT-SP-4-IP_LEN_ERR: MAC/IP length 
> inconsistencies
> Mar 10 13:59:20.324: %MLS_STAT-SP-4-IP_CSUM_ERR: IP checksum errors
> 
> PER-CR1#sh mls statistics
> 
> Statistics for Earl in Module 1
> 
> L2 Forwarding Engine
>  Total packets Switched                : 4995751423
> 
> 
> L3 Forwarding Engine
>  Total Packets Bridged                 : 1388527169
>  Total Packets FIB Switched            : 4979474912
>  Total Packets ACL Routed              : 72165421
>  Total Packets Netflow Switched        : 0
>  Total Mcast Packets Switched/Routed   : 58495426
>  Total ip packets with TOS changed     : 0
>  Total ip packets with COS changed     : 0
>  Total non ip packets COS changed      : 0
>  Total packets dropped by ACL          : 660498
>  Total packets dropped by Policing     : 0
>  Total Unicast RPF failed packets      : 363485
> 
> Errors
>  MAC/IP length inconsistencies         : 45
>  Short IP packets received             : 0
>  IP header checksum errors             : 691
>  MAC/IPX length inconsistencies        : 0
>  Short IPX packets received            : 8
> 
> 
> 
> thanks
> chris
> 
> 
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Jared Mauch  | pgp key available via finger from jared at puck.nether.net
clue++;      | http://puck.nether.net/~jared/  My statements are only mine.


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