On Wed, 2003-07-30 at 14:37, Dax Kelson wrote: > On Wed, 2003-07-30 at 08:51, Andreas Jellinghaus wrote: > > [netfilter] > > incoming encrypted packets are seen as ESP/AH in INPUT > > and then as decrypted packet in INPUT or FORWARD. > > Just to clarify, the packets will travel INPUT *twice* (once as ESP and > then in the clear)? If this is the case, then I see a problem. If you have an explicit drop/reject all the bottom (or have a DROP policy) of INPUT then no IPSEC traffic would be allowed. I supposed you could add a rule that allowed all ESP traffic before the the explicit drop. Dax