First of all, I have no real clue. It sound weird. But maybe I can help you at least with that one:
Am Donnerstag, den 11.12.2014, 16:13 +0000 schrieb Zé Loff: > However, if I try to do something like "ping -c 1 www_lan.foo.bar" (or > e.g. ssh) I can see the packets with the DNS request pass through enc0 > on the tunnel (and on the physical interface too) but nothing traffic > shows up on enc0 on the other endpoint (I do believe they show up on > the > physical interface on that end, but my tcpdump foo isn't good enough > to > be sure). You can get the IPsec SA SPIs and keys with the "ipsecctl -k -sa" command. Feed them into tcpdump with "-E espalg:espkey" (please read the man page, before you do so). Wireshark may also decrypt your stream via the ESP protocol settings. -dd -- David Dahlberg Fraunhofer FKIE, Dept. Communication Systems (KOM) | Tel: +49-228-9435-845 Fraunhoferstr. 20, 53343 Wachtberg, Germany | Fax: +49-228-856277