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On Wed, 01 Jun 2005 08:54:52 +0100 George Ross <gdmr@xxxxxxxxxxxx> wrote: > > I've been spending the last few days troubleshooting an odd connection > > problem to my OpenVPN 2 server, which I eventually narrowed down to a > > problem with the local firewalls at the various client sites that I have > > tested from. In short without any kind of a firewall the connection goes > > through like a champ, but with the firewall in place the connection would > > fail on occation. ... NAT ... > > One problem we hit with users behind NAT boxes was that their session > timeouts were set rather low. If the link happened to be idle for a while > then the NAT box would drop the existing session. Traffic from the server > end would then be thrown away until the client end did something which > caused a new NAT session and OpenVPN connection to be established. We > didn't notice this happening when we were using shared-secret mode, but I've exactly the same problem reported by Peter Bako <pbako@xxxxxxxxxx> *with* shared-secret mode and tun devices, even with *no* firewalls on both ends. After "Peer Connection Initiated with ..." nothing happens, I can't ping the corresponding end. Switching to TCP solved my problem. --Frank Elsner ____________________________________________ Openvpn-users mailing list Openvpn-users@xxxxxxxxxxxxxxxxxxxxx https://lists.sourceforge.net/lists/listinfo/openvpn-users |