[CentOS] Postfix on VLANs

Tue Apr 11 14:55:15 UTC 2006
Robin Mordasiewicz <robin at mordasiewicz.com>

On Tue, 11 Apr 2006, Andrew Vong wrote:

> I'm having some problems getting postfix to relay mail. I'd appreciate any 
> tips. Perhaps there are some settings which I may have missed, somewhere.
>
> The postfix mail server is on VLAN 250 (192.168.250.0) whilst I have several 
> other users on other VLANs (e.g. 91, 92, 93, etc... 192.168.91.0, 
> 192.168.92.0, 192.168.93.0, etc...).
>
> So, if I had a PC sitting on VLAN 91 with IP 192.168.91.1, I am unable to 
> relay mail BUT checking mail via POP3 works fine.
>
> In /etc/postfix/main.cf, I have set the following:-
>
> mynetworks_style = subnet
> mynetworks = 168.168.91.0/28, 127.0.0.0/8
>
> Do you know what setting I may be missing?

mebbe try 168.168.91.0/24 ???