> -----Original Message----- > From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] On > Behalf Of [EMAIL PROTECTED] > Sent: Wednesday, April 23, 2008 10:29 AM > To: [email protected] > Subject: [Sip] Passing added call information in the SIP packet > > Hi, > I have been an user of SIP for a while, but never got into > the need to extend it. I have tried to do an extensive > research to see if there are any draft or RFC that handles > the requirements that I am requested to do. Here is the > scenario that I am trying to fulfill. > > A UA (custom hardware/software) wants to place or change the > call into a secure call.
Secure call = SRTP (RFC3711)? -d > It notifies the other participant > by an INVITE or NOTIFY and both UA agree on the change and > the details of the security. There are several different > method of securing the call, and that would be included in > the parameter passed between the UA. If this is not possible > is there a way to embed the parameters into the header of the > INVITE or NOTIFY so at least both UA know of the request? > > There are a few phones on the market today some using SKINNY > and others using SIP, but it appears that it is being done > outside of the SIP traffic. If anyone can either tell me > which draft or RFC to look at; that I missed. If this does > not exist, is there others out there that are interested in > this type of change to SIP; that would like to discuss it? > > Thanks, > Todd Binns > Senior Software Engineer - Communications > Henschel, L-3 Communications > 9 Malcolm Hoyt Drive > Newburyport, MA 01950-4017 > Phone: 978.462.2400 Ext: 306 > Email: [EMAIL PROTECTED] <mailto:[EMAIL PROTECTED]> > > > _______________________________________________ Sip mailing list https://www.ietf.org/mailman/listinfo/sip This list is for NEW development of the core SIP Protocol Use [EMAIL PROTECTED] for questions on current sip Use [EMAIL PROTECTED] for new developments on the application of sip
