Hi, Did not quite understand... Base exchange completes normally, but the ESP packets are not sent out? Or sent out but on the receiver they are of 0 length? If so why do not you try to test it with the userspace IPSec and see if you will get different results... Br, Dmitriy Quoting Dongsu Park <dpark1978@xxxxxxxxx>: > Hi, > > has anyone tried to get hipl to work on a device such as ASUS WL500W > with OpenWRT kamikaze 8.09, kernel 2.6.28.8? As I have tried in recent > days, it doesn't work at all. > > Although HIP I1, R1, I2, R2 packets are successfully exchanged, > following data packets are received not as ESP packets, but UDP packets > to the port 50500. When hipl receives a data packet, it complains with > an error "HIP message is of zero length. Dropping.", > libinet6/message.c:54, which means no packet data has been received. > > On my OpenWRT router, necessary kernel modules are already loaded: > xfrm4_mode_beet, xfrm6_mode_beet, esp4, esp6, etc. I'm still trying to > get it tested with other ways, but has any of you experienced such a > case? Any kind of tips are also welcome. > > Cheers, > Dongsu > >