All things related to multicast

[Bill Owens <>]

On Wed, Jan 08, 2014 at 02:11:09PM -0600, Tim Peiffer wrote:
> Has anyone developed and kept current a list of multicast sources
> that are known active?  This is a broader question than a question
> of 'need multicast test stream'.  A bonus would be if anyone had
> perl/python script, etc that listens on and builds a database of
> active SAPs.

Once upon a time there were multiple variations on this. As far as I know 
they're all dead. As is inter-domain multicast, for the most part. . .
 
> My method currently: Periodically I run through a list of SAP's
> visible in VLC and build a M3U playlist file and use for my 'tv
> guide' of active channels.  Trolling the SAPs are hit and miss, and
> there are a number of SAP sources worldwide that are advertising in
> the Administratively Scoped range 239.0.0.0/8 that provide a
> significant noise source.

That's probably the best bet at this point. We used to have the multicast 
beacon to verify connectivity too, but I don't know whether anyone is running 
beacons any more.

Bill.