[Asterisk-Users] Re: brittle IAX connections ?

[Louis-David Mitterrand]

On Wed, May 03, 2006 at 07:48:37AM -0500, Rich Adamson wrote:
> >I have several asterisk 1.2.7.1 servers connected through iax2 and often 
> >the local asterisk would no longer see the remote one, even thought the 
> >link is high quality and the ping is perfect.
> >
> >Is there some issues to take into account about IAX2 connections? 
> >
> >Is asterisk's DNS resolution too fragile and should I use raw IP's in my 
> >configs?
> 
> The DNS resolution is somewhat fragile and/or incomplete as has been 
> stated previously on the list. Most notably, if asterisk cannot get dns 
> resolution the system basically hangs. The workaround is to establish a 
> dns caching server on the * box. Second, asterisk code does not properly 
> handle dns records that contain more then one IP address; it uses only 
> the first entry found within the dns response.
> 
> Using hard coded IP addresses is one way to address the issue if that 
> works for you.

Thanks Rich,

It confirms what I suspected. Using hardcoded IP's indeed aleviates the 
problem.

Cheers,