Re: [dispatch] Charter Proposal: SIP-XMPP Mapping

[Lorenzo Miniero <[e-mail]>]

Me too, especially considering there's a strong basis of pre-existing
work to start from.

L.

Il giorno Wed, 20 Feb 2013 09:19:37 +0100
Simon Pietro Romano <[e-mail]> ha scritto:

> I strongly support this work.
> 
> Simon
> 
> Il giorno 15/feb/2013, alle ore 23:37, Peter Saint-Andre ha scritto:
> 
> > Charter Proposal: SIP-XMPP Mapping
> > DISPATCH WG
> > IETF 86, Orlando
> > 
> > Problem Statement
> > 
> > The IETF has defined two signalling technologies that can be used
> > for multimedia session negotiation, instant messaging, presence,
> > file transfer, capabilities discovery, notifications, and other
> > types of real-time functionality:
> > 
> > o  The Session Initiation Protocol (SIP), along with various SIP
> >   extensions developed within the SIP for Instant Messaging and
> >   Presence Leveraging Extensions (SIMPLE) Working Group.
> > 
> > o  The Extensible Messaging and Presence Protocol (XMPP), along
> >   with various XMPP extensions developed by the IETF as well as by
> >   the XMPP Standards Foundation.
> > 
> > SIP has been focused primarily on media session negotiation (e.g.
> > audio and video), whereas XMPP has been focused primarily on
> > messaging and presence.  As a result, the technologies are mostly
> > complementary. However, there is also some overlap between SIP and
> > XMPP, since there are SIP extensions for messaging, presence,
> > groupchat, file transfer (etc.) and there are XMPP extensions for
> > multimedia session negotiation. This overlap has practical
> > implications, since some deployed services use SIP for both media
> > and (broadly) messaging, whereas other deployed services use XMPP
> > for both messaging and media.  When such services wish to exchange
> > information, they often need to translate their native protocol
> > (either SIP or XMPP) to the other protocol (either XMPP or SIP).
> > 
> > Implementers needing to perform such protocol mappings have often
> > worked out their own heuristics for doing so.  Unfortunately, these
> > heuristics are not always consistent, which can lead to
> > interoperability problems.
> > 
> > Objectives
> > 
> > To make it easier for implementers to enable interworking between
> > SIP-based systems and XMPP-based systems, several Internet-Drafts
> > have defined guidelines for protocol mapping between SIP and XMPP,
> > starting with draft-saintandre-xmpp-simple-00 in early 2004.  The
> > current documents are:
> > 
> > draft-saintandre-sip-xmpp-core
> > draft-saintandre-sip-xmpp-presence
> > draft-saintandre-sip-xmpp-im
> > draft-saintandre-sip-xmpp-chat
> > draft-saintandre-sip-xmpp-groupchat
> > 
> > These documents are quite stable and the authors have received
> > feedback from a number of implementers over the years.  However,
> > implementers do not always know about these documents because they
> > are Internet-Drafts and sometimes have expired.  Thus it would be
> > helpful to polish them off and publish them as RFCs (and perhaps
> > other documents in the same series, covering topics like media
> > signalling, capabilities discovery, and file transfer).
> > 
> > Deliverables
> > 
> > 1. Address mapping and error handling
> > 2. Presence mapping
> > 3. Mapping for single instant messages
> > 4. Mapping for one-to-one text chat sessions
> > 5. Mapping for multi-user text chat sessions
> > 
> > Any additional work would require a recharter.
> > 
> > Milestones
> > 
> > To be determined.
> > 
> > ###
> > 
> > _______________________________________________
> > dispatch mailing list
> > [e-mail]
> > https://www.ietf.org/mailman/listinfo/dispatch
> > 
> 
>                      					       _\\|//_
>                            				      ( O-O )
>    ~~~~~~~~~~~~~~~~~~~~~~o00~~(_)~~00o~~~~~~~~~~~~~~~~~~~~~~~~
>                     				Simon Pietro
> Romano Universita' di Napoli Federico II
>                 		     Computer Engineering Department 
> 	             Phone: [phone] -- Fax: [phone]
>                                            e-mail: [e-mail]
> 
> 		    <<Molti mi dicono che lo scoraggiamento Ë l'alibi
> degli idioti. Ci rifletto un istante; e mi scoraggio>>. Magritte.
>                			                     oooO
>   ~~~~~~~~~~~~~~~~~~~~~~~(   )~~~ Oooo~~~~~~~~~~~~~~~~~~~~~~~~~
> 					                 \
> (            (   ) \_)          ) /
>                                                                        (_/
> 
> 
> 
> 
> 



-- 
Lorenzo Miniero, COB

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