[asterisk-users] New thread - SIP over VPN

[Hans Witvliet]

On Sat, 2009-09-26 at 19:32 +0000, Jeff LaCoursiere wrote:
> On Sat, 26 Sep 2009, Alan Lord (News) wrote:
> 
> >
> > Hmmm, has anyone tried SIP over a VPN?
> >
> > We are thinking of testing this but haven't yet...
> >
> > Al
> >
> 
> I have a client with Sonicwall VPNs.  Asterisk is at head office on 
> internal LAN, six external locations all have Linksys 2102 ATAs and 
> Polycom IP501 phones registering and placing calls through the tunnels. It 
> seems to work fine, but there is plenty of bandwidth between the offices, 
> and they use G729.  I think wrapping up the UDP stream into a TCP based 
> tunnel might cause havoc if there is any packet loss or delay.

Packet loss shouldn't be your major concern,
delay, (latency) is a real pita