On Thu, 26 May 2005, Leonardo wrote: > > Probably you have got rp_filtering enabled and the routing engine discards > > the ICMP packets. > > Yes, I have it enabled. Disabling it does not solve the problem... :-( > > echo 0 > /proc/sys/net/ipv4/conf/eth2/rp_filter > echo 0 > /proc/sys/net/ipv4/conf/eth0/rp_filter Can you verify by tcpdump that the ICMP packets do received on eth2? Can you see them going out on eth0? Anything in the kernel log? Best regards, Jozsef - E-mail : kadlec@xxxxxxxxxxxxxxxxx, kadlec@xxxxxxxxxxxxxxx PGP key : http://www.kfki.hu/~kadlec/pgp_public_key.txt Address : KFKI Research Institute for Particle and Nuclear Physics H-1525 Budapest 114, POB. 49, Hungary