[asterisk-dev] cisco-check-cfg

[Klaus Darilion]

On 29.07.2011 16:40, Kevin P. Fleming wrote:
> When a SIP request or response is going to be sent to a UA, Asterisk
> needs to know the proper IP address to include that message so that the
> other UA can respond. This can only be "guessed" based on the other UA's
> address and the system's routing table. As you say, this is a hack, but
> we need *something*.

FYI: IIRC, in Kamailio (when mhomed=1) this is done by temporarily 
opening a new socket to the destination and querying the socket's local 
address. This address will then be used in the header. Then the new 
socket will be closed and the message will be sent via an existing socket.

regards
Klaus