[asterisk-users] Dynamic DNS asterisk server?

[Austin Denyer]

Martin Joseph wrote:
> Hi,
> 
> I am hating my ISP (comcast) and thinking about switching.  One of my
> options seems pretty good, but doesn't offer a static IP (maybe they
> will for extra $).
> 
> Is anyone out there running an asterisk server via dynamic DNS and is
> this a workable setup?
> 
> I know my remote ATA's are fine with doing the name lookups,  but I
> wonder if the asterisk server itself will happy behind a nat and a
> dynamic IP?
> 
> SIP.conf seems to clearly state that externhost isn't a good way to go
> and externip is recommended for production environments...  This seems
> like it's a problem for dynamic DNS?
> 
> Thanks for any experiences and or thoughts on this.

I was running Trixbox on a dynamic IP behind a NAT and it worked fine.
Use something like DynDNS to point your domain name to you IP.  Note,
SIP is a PITA to configure behind NAT/Firewalls, as you have to open so
many ports.  IAX is much easier.

Regards,
Austin.
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