Hi,

This is to clarify the initial question.

I found that sofia-sip is assigning the next refresh period to be within
25% to 75% of the expiry time mentioned in the last PUBLISH message.

Hope this info helps some one.

Regards

anees k A


On Mon, Mar 18, 2013 at 3:09 PM, Anees K A <anees...@mistralsolutions.com>wrote:

> Hi All,
>
> I found that NTA_SIP_T1 and NTA_SIP_T2 are used for this purpose which are
> defined as 4s max in nta.c
>
> Why is this so ? Why is it not that sofia is not using Expiry header value
> to set the timers ?
>
> Regards
>
> anees k A
>
>
> On Wed, Mar 13, 2013 at 10:58 AM, Anees K A <anees...@mistralsolutions.com
> > wrote:
>
>> Hi,
>>
>> My question is regarding  PUBLISH refresh.
>>
>> I see that if I set an expiry of 300 seconds in the PUBLISH message, the
>> subsequent refresh messages go at irregular intervals.
>>
>> Can anyone tell me how this is implemented in sofia-sip ?
>>
>> Regards
>>
>> anees k A
>>
>
>
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