The issue is not solved yet.
Based on a discussion on another forum I tried policy routing on incoming interface without success. Now packet marking and policy routing is up to a try.
Both tables T3 and ADSL are mostly the same, except for the default route which is set to T3 or ADSL interface accordingly.
The main table contains all routing information like also T3 and ADSL...
I have a linux running firewall/router machine, connecting LAN to the internet with two interfaces (no load balancing or other connections). One is a fast connection with dynamic...