On 05/04/2018 05:08 AM, Huy Bui wrote:
> Hi
> I am trying to set up SNAT so that smtp traffic from my dmz will have a
> source of a certain ip address and the rest can use the default on eth0
> However I keep getting the error 
> 
> Preparing iptables-restore input...
> Running /sbin/iptables-restore ...
> iptables-restore: line 39 failed
>    ERROR: iptables-restore Failed. Input is in
> /var/lib/shorewall/.iptables-restore-input
> 
> Here's the content of my /etc/shorewall/snat
> 
> #
> # Shorewall -- /etc/shorewall/snat
> #
> # For information about entries in this file, type "man shorewall-snat"
> #
> # See http://shorewall.net/manpages/shorewall-snat.html
> <http://shorewall.net/manpages/shorewall-snat.html> for more information
> #
> ################################################################################
> #ACTION                 SOURCE                  DEST            PROTO   PORT
> #MASQUERADE     192.168.10.0/24 <http://192.168.10.0/24>    eth0
> #MASQUERADE     192.168.11.0/24 <http://192.168.11.0/24>    eth0
> SNAT(192.168.0.253)    192.168.1.0/24 <http://192.168.11.0/24>       
>  eth0    tcp     smtp
> SNAT( 192.168.0.254)    192.168.1.0/24 <http://192.168.11.0/24>         eth0
> 
> If I commented out the SNAT lines and un-commented the Masquerade lines
> then shorewall can start OK
> Please help.
> Thank you in advance

What do you see in the system log when this occurs?

-Tom
-- 
Tom Eastep        \   Q: What do you get when you cross a mobster with
Shoreline,         \     an international standard?
Washington, USA     \ A: Someone who makes you an offer you can't
http://shorewall.org \   understand
                      \_______________________________________________

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