[asterisk-users] multiple host= in sip.conf

[David Boyd]

On Wed, 2007-05-30 at 15:29 -0500, Eric "ManxPower" Wieling wrote:
> Bryan Laird wrote:
> > for inbound connections how does asterisk manage host=host-name 
> > returning multiple A records... will
> > it allow authentication for any of the IP's returned?
> > 
> > I would assume that in the case of 'inbound' if you specify a host-name 
> > that you have PTR records for you could do it in one entry
> > again I'm making a blind assumption.
> 
> As I understand it, Asterisk does a DNS lookup on load/reload and uses 
> whatever the first IP address returned.
> 
> allow= and deny= is what should be used for access control.  Not the 
> host= line.  The host= line is normally used for Asterisk -> Device stuff.
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Does that mean that even when dynamic dns entries exist and the time to
live  is set to 15 minutes asterisk will continue to try using the old
expired results?

Dave