[OpenSIPS-Users] Question regarding expire time of mid-register
callum.guy at x-on.co.uk
Wed Mar 17 10:50:45 EST 2021
You should try setting the min expires value, the documentation states that
any values lower than this will be overridden with the minimum you define!
On Wed, 17 Mar 2021 at 06:43, Jeffrey Zhao <chunyong.zhao at qq.com> wrote:
> Dear Team
> For legacy Cisco IP phones, the SIP registration expiration time must be
> set to less than 120 seconds, and there is no way to control the timer on
> phone end.
> It must be controlled on the SIP registrar end(Expires value set to 120 in
> registration reply SIP message).
> I am not sure whether there is a way in OpenSIPS script to update the
> 'Expires' header(base on user agent string, if Cisco Phone, then Expires:
> 120) in the onreply_route.
> Which parameter is writtable to achieve the target?
> Thank you so much!
> REGISTER sip:test.com SIP/2.0
> Via: SIP/2.0/UDP 10.167.6.60:5060;branch=z9hG4bK3593290796
> From: "Ooi, Liyong" <sip:3827 at test.com>;tag=30622762
> To: "Ooi, Liyong" <sip:3827 at test.com>
> Call-ID: 0_2497201195 at 10.167.6.60
> CSeq: 1 REGISTER
> Contact: <sip:3827 at 10.167.6.60:5060>
> Allow: INVITE, INFO, PRACK, ACK, BYE, CANCEL, OPTIONS, NOTIFY, REGISTER,
> SUBSCRIBE, REFER, PUBLISH, UPDATE, MESSAGE
> Max-Forwards: 70
> User-Agent: Cisco CP-7975
> Expires: 900
> Allow-Events: talk,hold,conference,refer,check-sync
> Content-Length: 0
> Users mailing list
> Users at lists.opensips.org
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