Re: OT: IP checksum errors

From: Sean C (upp_and_upp@hotmail.com)
Date: Mon Nov 17 2008 - 17:48:58 ARST


I believe "show int" will display layer 2 CRC errors, correct?

I'm looking for something that documents the ingress interface of layer 3
errors.

Sean C #17085
----- Original Message -----
From: <itguy.pro@gmail.com>
To: "Sean C" <upp_and_upp@hotmail.com>; "Cisco certification"
<ccielab@groupstudy.com>
Sent: Monday, November 17, 2008 2:45 PM
Subject: Re: OT: IP checksum errors

> Show int?
>
> It shows crc, input and output errors
> Sent via BlackBerry from T-Mobile
>
> -----Original Message-----
> From: "Sean C" <upp_and_upp@hotmail.com>
>
> Date: Mon, 17 Nov 2008 14:41:11
> To: Cisco certification<ccielab@groupstudy.com>
> Subject: OT: IP checksum errors
>
>
> Sorry for the OT, but anyone know if there's a Cisco command to find out
> on
> what interface ip packets are being received from if they have a checksum
> error? I know you can find out from looking via a packet capture on the
> right
> port, but I'm wondering if the router can tell me which interface is
> receiving
> the bad packets.
>
> router#sh ip traffic
> IP statistics:
> Rcvd: 490702070 total, 267434384 local destination
> 0 format errors, 34138 checksum errors, 2333080 bad hop count
>
> Thanks,
> Sean C #17085
>
>
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