More info, I used VPN networks in large networks,openvpn it's best VPN solution. -RAC Nodes contains Linux redhat RHEL 5 and openvpn. -openfiler Servers contain openvpn. in current time, openfiler servers: I installed openfiler, and going to install openvpn in openfiler, How to do install openvpn? RAC Nodes: install RHEL 5 ,Oracle RAC 10.2, openvpn. then configure RAC Nodes , How to do that? in last scenario Big problem openvpn because in install and configure RAC & openfiler I founded many robust resources available. From: mohd.hamza@xxxxxxxxxxx To: oracle-l@xxxxxxxxxxxxx Subject: RAC, openfiler, openvpn Date: Wed, 16 Mar 2011 12:19:27 +0300 Hi all, I'm new user in openfiler&RAC environment, I'm going to install openfiler ,oracle RAC and openvpn in one environment, every some one familiar like this work?, is openvpn work probably with oracle RAC (is openvpn certified in oracle certification matrix )?. Thaks