> on tcpdump get > 02:36:44.898854 62.176.107.193 > 62.73.77.8: icmp: echo request > 02:36:44.956965 62.73.77.8 > 62.176.107.193: icmp: echo reply [tos 0x10] > > Am I doing something wrong? tcpdump on a different machine, if you're tcpdumping on a the iptables machine tcpdump gets a copy of the packet, then it is mangled, so tcpdump won't show that. Regards, Maciej