[asterisk-users] IAX best practices

[Tzafrir Cohen]

On Fri, Mar 02, 2007 at 10:20:07AM -0800, Tim Panton wrote:
> 
> On 2 Mar 2007, at 08:04, Steve Totaro wrote:
> 
> >Asterisk wrote:
> >>Thanks Steve!
> >>
> >>What are usually the best approaches in troubleshooting the audio
> >>quality issues and QoS related stuff when putting two Asterisk boxes
> >>together via IAX?
> >>
> >>Have you ever tried connecting Asterisk boxes in the same VPN (but  
> >>still
> >>in different countries)?
> >>
> >>Regards,
> >>Alex
> >>
> >>
> >Alex,
> >
> >VPN will only help in keeping your data more secure.  It will  
> >actually hurt your latency and throughput since there is processor  
> >overhead involved in encrypting/decrypting and and bandwidth in  
> >encapsulating the data.
> 
> I've heard rumors that some networks (e.g. 3g mobile carriers) put a  
> QoS on VPN packets to improve
> the response time for their business customers. So in some  
> exceptional cases the IAX over VPN could
> show lower latency than straight IAX, but it is pretty unlikely.

Tunnel it over http, then?

-- 
               Tzafrir Cohen       
icq#16849755                    jabber:tzafrir at jabber.org
+972-50-7952406           mailto:tzafrir.cohen at xorcom.com       
http://www.xorcom.com  iax:guest at local.xorcom.com/tzafrir