[asterisk-users] large scale paging

[Philipp Kempgen]

Mark Willis schrieb:
> Has anyone done any large scale intercom deployments with Asterisk? I've 
> been asked about building a system to one-way page 500 phones 
> simultaneously from a single server.
> 
> My concerns are:
> 
> - My limited math capabilities suggest 41 Mbps of RTP traffic, which 
> seems like a lot, plus asterisk would be taking a single input stream 
> and exploding it out to 500 endpoints.
> - There are 500 near-simultaneous INVITEs being sent. Can the SIP 
> channel handle that?
> 
> Any suggestions or war stories are appreciated.

Multicast RTP might be the solution.

http://wiki.snom.com/Settings/multicast_listen
http://wiki.snom.com/Settings/multicast_address
http://forum.snom.com/index.php?showtopic=1905


    Philipp Kempgen
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