estimating VoIP data traffic size from VoIP signaling traffic size ?

Sun Oct 23 12:44:17 UTC 2005

Blaine Christian <blaine at blaines.net> wrote:
[...]
> Use about 100k per call for 711u and it will help make the numbers
> nice and round.

It's something like about 80kb/s (each way) for a single G.711 call
over IAX2. Extra channels will take 80kb/s if you're not using
trunking, or 64kb/s if you are. It's probably best to not assume
trunking is in use when doing your calculations.

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