Re: firewall rules for NAT

[Lucio Crusca]

Il 27/06/2017 23:35, Pascal Hambourg ha scritto:
Le 27/06/2017 à 13:29, Lucio Crusca a écrit :

-A POSTROUTING -d 10.7.33.109/32 -p tcp -m tcp --dport 25 -j SNAT
--to-source 10.7.33.100


If this rule is required, then your routing setup is wrong.

Thank you very much, that was the problem. My VMs were using the host 
system as gateway instead of the router VM.