Hello there,
I'm realy new with this kind of equipment (BIG IP 3900, 11.2.0) and I need example of configuration so I can start with learning.
I have two networks 192.168.20.0/24 and 192.16...
OK, no problem, you need a 'routing' Virtual Server. See about half way down this article for how to do it: http://support.f5.com/kb/en-us/solutions/public/7000/500/sol7595.html?sr=24070250