Otoh the flexibility of Linux networking stack makes it so amazing; if you can imagine it then there is almost certainly some way of doing it with Linux. It mig

Otoh the flexibility of Linux networking stack makes it so amazing; if you can imagine it then there is almost certainly some way of doing it with Linux. It might not be fastest or cleanest, but it certainly can do a lot. Also, policy based routing has been in Linux since 2.2 or something like that, so it's not like its some recent increase in complexity.