Need email server aid

[Christopher Chan]

> Therefore, the ubuntu box is the natting gateway for his network which
> also runs the postfix in question for his domain and has an internal ip
> address of 192.168.0.200 which may or may not be his internal network's
> gateway ip address. So when the embedded system connects to his postfix,
> it connects to the static ip and the source ip address appears as the
> source ip because it has been nat'ed.
>

correction: source ip appears as the static ip.