[asterisk-users] Calling users to the external domain using Asterisk

[Mojo with Horan & Company, LLC]

Aadilkhan Maniyar wrote:
> Hi All,
>  
> I am a newbie to Asterisk. Presently I am working with Asterisk 1.4.17
> and using it to make SIP calls.
> I have a configuration of Asterisk which serves the users in a
> particular domain, say internal.com
> I would like to make a SIP call from bob at internal.com to
> charles at external.com 
> I have added the following lines in extensions.conf
> exten =>  charles,1,Dial(SIP/${EXTEN}@external.com)
> exten =>  charles,2,Hangup
>  
> Asterisk does a DNS SRV lookup and resolves the external.com to its
> proper IP and calls are established.
> But the problem with the above configuration is that I have manually
> added users that are in the external domain.
>  
> Is there any way wherein I can call the users in external.com without
> adding them in the extensions.conf?
>  
> Any help would be appreciated.
>  
> Thanks,
> Aadil
>  
>
>   
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I could be wrong about this, but isn't that what a switch statement is 
for? So you might check to see if the dialed number is local to 
internal.com, then you might do a switch statement to external.com's 
dialplan if it wasn't local? 
moj