3GPP standards for IMS are openly accecible on the web. There is no
document that specifies the differences or add-ons from the regular SIP
RFC. Rather, a set of documents specifies the sequence of messages for
IMS-SIP.
We are trying to comply with
http://www.3gpp.org/ftp/Specs/archive/24_series/24.228/24228-560.zip
- George
Klaus Darilion wrote:
Raphael Jacquot wrote:
George Thanos wrote:
SIP signalling from IMS is a little bit different from the Asterisk
SIP stack. 3GPP has defined some extentions to the protocol.
yet another case of "lets break the RFCs for profit" ?
AFAIK all 3GPP extensions are RFCs (or on the way to an RFC)
do you have specs available for the changes ?
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