[cisco-voip] Echo between sccp phones on the same switch; QRT experience

Mike Armstrong mfa at crec.ifas.ufl.edu
Sun Jun 12 17:01:48 EDT 2005


I just upgraded to 4.1(3) and 7.2(2) today, with some much-appreciated help 
from this list and Cisco TAC.  The user who complained last week about echo 
is not shy about complaining, so if 7.2(2) doesn't fix it, I'll know fairly 
quickly.

Thanks to all who responded,

mike
----- Original Message ----- 
From: "Erick Bergquist" <erickbe at yahoo.com>
To: "Mike Armstrong" <mfa at crec.ifas.ufl.edu>; <cisco-voip at puck.nether.net>
Sent: Sunday, June 12, 2005 3:10 PM
Subject: Re: [cisco-voip] Echo between sccp phones on the same switch; QRT 
experience


>
> I had some clients with this issue, and updating them
> to the 7.1(2) phoneload has cleared up the
> intermintent IP to IP Phone echo some folks were
> reporting. 7.2(2) is current phoneload. I've not heard
> of any issues myself with the new load but I also
> don't know many people who have updated to it yet.
> 7.1(2) did have some   issues with having to hit the
> line button twice to get a call off hold for a single
> call on the phone, and lines not being picked up on
> sidecar when lifting handset, etc. 7.2(2) fixes those
> up.
>
> --- Mike Armstrong <mfa at crec.ifas.ufl.edu> wrote:
>
>> I'm getting credible reports of echo during
>> conversations between 2 phones
>> on the same 3524 switch.  Any ideas before I start
>> looking at logs and
>> sniffer traces?  Has anyone enabled QRT, and has it
>> been of any help in
>> reporting problems like this?
>>
>> CCM 4.1(2) SR1
>> 7940s, SCCP, P00307000200
>> 3524 switch software: c3500xl-c3h2s-mz.120-5.WC9
>>
>> No errors reported on the 2 switchports since
>> 9/30/2004.
>>
>>
>> Mike Armstrong
>> UF/IFAS CREC
>> Lake Alfred, FL
>>
>> _______________________________________________
>> cisco-voip mailing list
>> cisco-voip at puck.nether.net
>> https://puck.nether.net/mailman/listinfo/cisco-voip
>>
>
>
>
>
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