[MMUSIC] RE: Test FLUTE for Service/Session Announcement for Multicast Apps

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Hi Sami

Could you describe the main features of the announcement protocol you're developing please?

(and a comparison with SAP would be helpful)

Cheers, Rod.


> -----Original Message-----
> From: ext Sami Peltotalo [mailto:[e-mail]]
> Sent: Thursday, December 18, 2003 8:40 AM
> To: Mmusic
> Subject: Test FLUTE for Service/Session Announcement for 
> Multicast Apps
> 
> 
> Hi all,
> 
> Does anyone want to transport multicast session announcements 
> with another
> protocol than SAP?
> I have used FLUTE for this purpose. You can also test how it 
> works with an
> open source implementation,
> see http://www.atm.tut.fi/mad.
> 
> Cheers, Sami
> 
> ps. (there is a short discussion below about this topic)
> 
> >
> > Hi,
> >
> > I am currently working with topic, which handles service and
> > session announcements for multicast applications. SAP/SDP doesn't
> > suit very well for describing services, which could be
> > categorized to different groups, for example sports, news etc. So
> > that the receiver could build some kind of service hierarchy from
> > the announcements, and the user is able to browse the services
> > from categories he or she is interested. At least I have chosen
> > another protocols than SAP/SDP in my work. RMT working group's
> > FLUTE protocol seems to be very good choise for the transmission
> > of service descriptions, so I am using it. I can't use SAP
> > because it has limited payload size and payload can't be
> > segmented to different packets (my service and session
> > descriptions are much larger than for example one SDP
> > description). I am using XML in my service and session
> > descriptions so it was nice to notice that SDPng has now again
> > XML-Schema. Has anyone else considered to use FLUTE for
> > transmission of session announcements?
> >
> > Cheers, Sami
> >
> > >
> > > Does anyone have a problem with a new and better announcement
> > > protocol than SAP?
> > >
> > > We need a few things which SAP doesn't handle too well, which is
> > > one of the things covered by the Internet Media Guide effort in
> > > MMUSIC:
> > > 
http://www.ietf.org/internet-drafts/draft-ietf-mmusic-img-req-00.txt
> >
> > I guess anyone involved in applications/services over multicast
> > could be interested, especially where point-to-point isn't desirable.
> >
> > I wanted to get an idea of any strong opinions before I stick out
> > head and propose a real protocol task for MMUSIC next month.
> >
> > Cheers, Rod.
> >


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