[SIPForum-discussion] Expires header vs expires parameter inContact header

Kutay OZDOGRU kutayo at netas.com.tr
Mon Aug 1 07:22:05 UTC 2011

Hi Bihari,


There is no difference between these 2 usages of expire regarding
RFC-3261. Both are compliant with the SIP SPEC so your software

should be able to handle them. 





From: discussion-bounces at sipforum.org
[mailto:discussion-bounces at sipforum.org] On Behalf Of biharilal gupta
Sent: 31 Temmuz 2011 Pazar 20:11
To: discussion at sipforum.org
Subject: [SIPForum-discussion] Expires header vs expires parameter
inContact header


Hello All,


Can someone pls explain what is the difference between "Expires header
vs expires parameter in Contact header". In what condition or scenario
expires parameter is used in Contact header.


Thanks & Regards,

Bihari Lal Gupta


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