[stunnel-users] Choosing local 'source' IP?
Michal.Trojnara at mobi-com.net
Mon Feb 20 11:30:15 CET 2006
Don Werve wrote:
> I've tried the 'local = ' option and setting socket flags for
> 'l' and 'r', and while they don't break anything, I can't use
> them to force a connection from any other adapter, so I don't
> think they are doing what I need. This wouldn't be an issue,
> either, except I don't know how stunnel determines this, and
> I don't want to (at some point in the
> future) have things 'magically change' (read: break horribly).
Be default TCP connections are initiated using IP address of external
interface as a source address. If your TCP SYN packet is going to be sent
through eth2 interface it's source IP address will be equal to the IP of
To change this default you can use "local = " option in the config file.
The Fine Manual: http://stunnel.mirt.net/static/stunnel.html
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