[asterisk-users] Re: Very high ping times from 7960 phones

Brian Capouch brianc at palaver.net
Mon Sep 25 01:11:33 MST 2006

Michiel van Baak wrote:
> On 09:42, Mon 25 Sep 06, Tomislav Par?ina wrote:
>>In article <451446B1.1080002 at peachnet.com>, techsupport at peachnet.com says...
>>>I'm sure other people are using 7960 phones so maybe someone could have 
>>>a quick look at what time sip show peers reports? When I do a 'sip show 
>>>peers' all my cisco 7960 phones report times > 150ms. Every single one. 
>>>I've scoured the settings on the 7960's and have looked and looked for 
>>>why this might be the case. Cisco ata's (186) on the same network report 
>>>~ 10 ms. An xlite softphone reports ~ 5ms regardless of what computer 
>>>it's installed on.
> I have the same here. All between 150 and 250 ms.
> The phones do work perfectly, only the time in sip show
> peers is higher then any other phone/device.

That is a classic (and, AFAIK innocuous) behavior of the original Cisco 
ATA-186 ATAs as well.

Nobody was ever able to explain why they are that way, but it seems to 
normal behavior.


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