List of standards documents related to
SIP standards work is done within the
working groups at the IETF.
Misinformation about SIP abounds in the industry. This page tries
to dispell some of the more common myths.
While there are good reasons to use SIP, it is not without its
own set of problems. This page details some of those issues.
This page documents the simplest call flows, without showing the
complex interaction of the offer/answer model, etc.
Papers and presentations related to SIP.
Mailing lists related to SIP.
Discussion forum related to SIP. Also, there is an
SDP-related discussion forum.
Implementation Notes related to various protocols.
List of products and services related to SIP.
The SIP Form web site.
Links to other sites with SIP information.