> See http://www.voip-info.org/wiki/index.php?page=Asterisk+config+sip.conf
>
>
>
> Search for "bindaddr."
> Or "udpbindaddr" for 1.6.2+...also,
> "tcpbindaddr", "tlsbindaddr" if you plan
> on adding TCP/TLS SIP support to asterisk.
>
Thanks to everyone who replied for clarifying.