[asterisk-users] 2 asterisk servers, how to connect them together?

[Lenz]

You may want to start from here: http://astrecipes.net/index.php?n=204
l.


On Sun, 19 Aug 2007 00:46:45 +0200, Ade Vickers  
<javickers at solutionengineers.com> wrote:

> Hi...
>
> I have what is, I am sure, a relatively common & straightforward problem
> (no, NOT that kind of problem!)... I'm trying to hook two asterisk  
> servers
> together so I can make a "distributed" PBX.
>
> Here's the scenario:
>
> [MASTER] is in the office. It has unrestricted access to the internet,  
> and a
> fixed IP address. It has 3 SIP hardphones configured & working, plus a
> couple of softphones which log in/out as necessary. The phones are on
> extensions 5100-5104, with a special extension 5999 which just plays  
> music.
>
> [HOME] is at home. It has internet access only through a Microsoft ISA  
> 2003
> firewall, and has a dynamic IP address. It has 1 SIP hardphone  
> configured,
> and working, on extension 5110. I can add a second hardphone to verify  
> that
> this (new build) server is working OK, but all of the messages indicate  
> it's
> fine.
>
> What I want to do, obviously, is have ALL of the extensions (5XXX)
> "pretending" to be on the same PBX. i.e. if I dial 5100 (on [MASTER])  
> from
> 5110 (on [HOME]), the call goes through & everyone's happy; and vice  
> versa,
> calling 5110 from 5100.
>
> I know I need to use IAX to achieve this (as IAX can negotiate its way  
> past
> the firewall), but I can't find the magic incantations for IAX.CONF (on
> either server) to make them talk nicely to each other. They did, very
> briefly, as the [MASTER] server spotted the IP address of [HOME], added  
> it
> to the peer list, & my heart rose; but, now it's dead again. Rather than
> post my broken conf files here, can anyone suggest a nice'n'easy way to  
> get
> this to work?
>
> Many thanks in advance.
> Ade.
>

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