Re: [Sip] Why Proxy sends option to its client
"Donald Lee" <baolovebao@gmail.com> Fri, 28 December 2007 06:40 UTC
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Date: Fri, 28 Dec 2007 14:40:31 +0800
From: Donald Lee <baolovebao@gmail.com>
To: 孙永光 <sammanengineer@gmail.com>
Subject: Re: [Sip] Why Proxy sends option to its client
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Cc: sip@ietf.org, Dharmesh Desai <Dharmesh.Desai@matrixtelesol.com>
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In fact some of the Server uses this OPTION method as a keep alive mechanism. As per to rfc3261, OPTION is used for querying the capabilities of the remote endpoint, so the client just need reply the correct response according to the RFC. On Dec 28, 2007 1:12 PM, 孙永光 <sammanengineer@gmail.com> wrote: > please refer RFC3261 section 11 > > > 2007/12/28, Dharmesh Desai <Dharmesh.Desai@matrixtelesol.com>: > > > > > > > > Dear All, > > > > I have a quarry related to OPTION. > > > > I have seen that one of the proxies is sending OPTION to its client at > some > > particular time interval. > > > > Is Proxy can send OPTION to its client? > > > > If yes, then what is purpose of doing so? > > > > Regards, > > Dharmesh Desai > > > > _______________________________________________ > > Sip mailing list https://www1.ietf.org/mailman/listinfo/sip > > This list is for NEW development of the core SIP Protocol > > Use sip-implementors@cs.columbia.edu for questions on current sip > > Use sipping@ietf.org for new developments on the application of sip > > > > > > > _______________________________________________ > Sip mailing list https://www1.ietf.org/mailman/listinfo/sip > This list is for NEW development of the core SIP Protocol > Use sip-implementors@cs.columbia.edu for questions on current sip > Use sipping@ietf.org for new developments on the application of sip > -- BR Donald
_______________________________________________ Sip mailing list https://www1.ietf.org/mailman/listinfo/sip This list is for NEW development of the core SIP Protocol Use sip-implementors@cs.columbia.edu for questions on current sip Use sipping@ietf.org for new developments on the application of sip