Originally posted by DaPi
I don't recognise the symptoms . . . but if it is a firewall prob, then you need to be aware of Oracle's dynamic port re-allocation that takes place as well as the NAT.

USE_SHARED_SOCKET=TRUE is simpler than setting up a CMAN.
http://forums.dbasupport.com/forums/...threadid=38541
actually that's a windooze port redirection, not an oracle redirect as I understand it