[asterisk-users] Max amount of concurrent calls on and iax trunk

[Thomas Kenyon]

Mattias Andersson wrote:
> I agree bandwidth is the limit, however the reason to use IAX is it is 
> saving bandwidth.
> I am runging 2 Trixbox CE with IAX over a 2 Mbit line.
> I have never had any isues with the IAX trunk.
> I wish that I could get son good IAX phones to the office, tan would we 
> skip on Trixbox and run the phones directly over a VPN Chanel. SIP over 
> VPN are giving more hassle then IAX sound wise.
> 
In this setup, there can be a bandwidth saving with keeping both the 
servers so that you can use trunking=yes in the trunk definition in 
iax.conf.