[cisco-voip] strange shared line behavior on 88XX phones

[Erick Wellnitz]

The random nature of the issue would make captures a difficult endeavor.

On Wed, Sep 30, 2015 at 11:09 AM, Brian Meade <bmeade90 at vt.edu> wrote:

> I'd try to get simultaneous captures from 2 phones with the delay between
> them to see if CUCM is sending the SIP Invite delayed.  You could also
> check the CallManager traces to see if all the Invites go out the same time
> but that doesn't mean they didn't get queued up on the OS side if TCP.  You
> can do a capture on the CUCM subscriber with "utils network capture eth0
> size all count 100000 file 88xxtest" to see if they hit the wire at the
> same time.
>
> On Wed, Sep 30, 2015 at 12:00 PM, Erick Wellnitz <ewellnitzvoip at gmail.com>
> wrote:
>
>> anyone seen issues with the 88xx phones on firmware 10.3(1) and CUCM
>> 10.5.2 SU1 where the line starts ringing on some phones right away and some
>> start ringing up to 15 seconds later.  Some also experience ringing after
>> the call is answered up to 15 seconds after answered.
>>
>> 88xx phones are the only ones exhibiting this behavior.  Another
>> consideration is that this shared line is on 17 devices.
>>
>> Thanks for any insight!
>>
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>>
>>
>
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