Hello list, Can anyone suggest what's the best way/module to achieve the following? Am using kernel 2.4.24. packets going to remote host ----------------------------- (src) local_IP/local_port (dest) remote_IP/remote_port changes to - (src) local_IP/portX (dest) remote_IP/portY packet coming from remotehost ----------------------------- (src) remote_IP/portY (dest) local_IP/portX changes to - (src) remote_IP/remote_port (dest) local_IP/local_port Thanks in advance. Best regards, Dhiraj Bhuyan