[f-nsp] TurboIron CRC/Input errors

[George B.]

I had something like this happen once on a fiber circuit where one
patch cord in the path was multi mode when it should have been single
mode.



On Thu, Nov 3, 2011 at 8:36 AM, Jared Valentine <hidden at xmission.com> wrote:
> If the optic doesn't work, then clean the patch cable, then try swapping for
> a new patch cable, then try a different port on the TI24X.
>
> Jared Valentine
> hidden at xmission.com
>
>
> -----Original Message-----
> From: foundry-nsp-bounces at puck.nether.net
> [mailto:foundry-nsp-bounces at puck.nether.net] On Behalf Of Matt Kassawara
> Sent: Thursday, November 03, 2011 7:28 AM
> To: Drew Weaver
> Cc: foundry-nsp at puck.nether.net
> Subject: Re: [f-nsp] TurboIron CRC/Input errors
>
> I'd try swapping the optic.
>
> On Tue, Nov 1, 2011 at 3:11 PM, Drew Weaver <drew.weaver at thenap.com> wrote:
>> Howdy,
>>
>>
>>
>> While troubleshooting another problem I noticed that the crc/input error
>> counter on one of our Turboiron 24s increments a few every couple of
>> seconds:
>>
>>
>>
>> The amount of crc/input errors doesn't seem to scale up with the amount of
>> traffic on the interface and the total number if tiny compared to the
> number
>> of packets:
>>
>>
>>
>> Received 156698568 broadcasts, 108451187 multicasts, 3166991325637
> unicasts
>>
>> 131804 input errors, 131801 CRC, 0 frame, 0 ignored
>>
>> 0 runts, 3 giants
>>
>>
>>
>> Does anyone know if there is any definitive way of knowing what is causing
>> this?
>>
>> thanks,
>>
>> Drew
>>
>>
>>
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