[asterisk-dev] Issue with Asterisk with VRRP

[Steven]

On Tue, 2006-08-15 at 16:10 -0400, Sergey Kuznetsov wrote:
> Hi there,
> 
> I am experiencing the weird situation.
> 
> I have two Asterisk servers heartbeating via UCARP.
> both of them have their own IP addressess as well as virtual IP address 
> known to our Telco provider.
> Telco provider accepts the calls only from that IP address which is virtual.
> 
> Each * box have two Ethernet interfaces to outside of the world and 
> internal network to the phones.
> UCARP works like a charm, incoming calls works like a charm, but 
> outgoing calls are not working properly,
> because by default * provides the default IP address, which is not 
> virtual. When I bind only to that specific IP address
> it starts to work, but SIP phones cannot register and communicate to * 
> via internal network, because internal IP address
> is not binded.

Why don't you use source nat based on the dest port to put it where you
want it.

iptables -A POSTROUTING -d service_provider_ip -t nat -p tcp \
 --dport 5060 -j SNAT --to-source virtual_ip


-- 
Steven <critch at basesys.com>