[Asterisk-Users] Re: Office to Office via IAX2 problems

[Louis-David Mitterrand]

On Mon, May 22, 2006 at 10:11:30AM -0500, asterisk at txpe.net wrote:
> I'm going to try and lay out all the relevant information I have here 
> in this one post.  I can provide more info if necessary.
> 
> ISSUE 1:
> Office A routinely looses connection to Office B. When typing IAX2 
> Show Peers, it will show as Unreachable. I issue IAX2 Reload and it 
> will work again for 1-3 days (haven't narrowed the time down yet). My 
> theory is that the DSL at Office2 is changing IP addresses regularly 
> and this is the cause of the problem??? This has been going on since 
> I set up Office B (2-3 weeks). I never had to touch Office B box. 
> Office B seemed to maintain connection, until now (see Issue 2).
> 
> ISSUE 2:
> Office B will not connect to Office A via IAX2 any more. The command 
> IAX2 Show Peers shows Office A as Unreachable. IAX2 Reload won't fix 
> it. I even rebooted the box (MS tricks never die). Up until 
> yesterday, Office B always remained connected to Office A (or at 
> least since I set up Office B - 2-3 weeks ago). Each office has port 
> 4569 forwarded to its * box. I even moved Office A box into DMZ, no 
> help.   Note, Office A extensions can call extensions at Office B.

IAX2 networking is seriously broken in all asterisk versions. Short 
story: use SIP for asterisk<->asterisk instead.