Hi all I have to publish a Radius server which is on the internal network, so that the Cisco remote acces router can access it from the external network. The Cisco access the Radius on Port 1812 UDP. How can I do that ? Does anyone has an idea... Thanks a lot Christoph Cisco RAS-Router ¦¦ ¦¦ ¦¦ ISA-Firewall ¦¦ ¦¦ ¦¦ RADIUS