Are you really looking for a setup like "from any IP in my LAN to any IP in the WAN at destination port xxx" or more narrow? yes correct. Exactly that. I want to have a minimum guaranted bandwith for that specific destination traffic/port in case of link congestion. I´m using a 2011UiAS Wh...

It is possible to reserve minimum bandwith to a specific tcp/udp destination port ?
If it is, how to do it ?

Best regards