Chain acct-in : Chain acct-fwd : Chain acct-out : Chain tcp-in : target prot opt tosa tosx ifname mark outsize source destination ports syn-in tcp -y---- 0xFF 0x00 * 0.0.0.0/0 0.0.0.0/0 * -> * ack-in tcp !y---- 0xFF 0x00 * 0.0.0.0/0 0.0.0.0/0 * -> * ACCEPT tcp ------ 0xFF 0x00 eth1 192.168.1.0/24 192.168.4.10 1024:65535 -> 23 ACCEPT tcp ------ 0xFF 0x00 eth1 192.168.4.0/24 192.168.4.10 1024:65535 -> 23 ACCEPT tcp ------ 0xFF 0x00 eth1 192.168.5.0/24 192.168.4.10 1024:65535 -> 23 Chain tcp-fwd : target prot opt tosa tosx ifname mark outsize source destination ports syn-fwd tcp -y---- 0xFF 0x00 * 0.0.0.0/0 0.0.0.0/0 * -> * ack-fwd tcp !y---- 0xFF 0x00 * 0.0.0.0/0 0.0.0.0/0 * -> * ACCEPT tcp ------ 0xFF 0x00 eth1 192.168.1.0/24 192.168.4.10 1024:65535 -> 23 ACCEPT tcp ------ 0xFF 0x00 eth1 192.168.4.0/24 192.168.4.10 1024:65535 -> 23 ACCEPT tcp ------ 0xFF 0x00 eth1 192.168.5.0/24 192.168.4.10 1024:65535 -> 23 Chain tcp-out : target prot opt tosa tosx ifname mark outsize source destination ports syn-out tcp -y---- 0xFF 0x00 * 0.0.0.0/0 0.0.0.0/0 * -> * ack-out tcp !y---- 0xFF 0x00 * 0.0.0.0/0 0.0.0.0/0 * -> * ACCEPT tcp ------ 0xFF 0x00 eth1 192.168.1.0/24 192.168.4.10 1024:65535 -> 23 ACCEPT tcp ------ 0xFF 0x00 eth1 192.168.4.0/24 192.168.4.10 1024:65535 -> 23 ACCEPT tcp ------ 0xFF 0x00 eth1 192.168.5.0/24 192.168.4.10 1024:65535 -> 23 Chain udp-in : Chain udp-fwd : Chain udp-out : Chain icmp-in : Chain icmp-fwd : Chain icmp-out : Chain all-in : Chain all-fwd : Chain all-out : Chain syn-in : Chain syn-fwd : Chain syn-out : Chain ack-in : target prot opt tosa tosx ifname mark outsize source destination ports ACCEPT tcp !y---- 0xFF 0x00 eth1 192.168.4.10 192.168.1.0/24 23 -> 1024:65535 ACCEPT tcp !y---- 0xFF 0x00 eth1 192.168.4.10 192.168.4.0/24 23 -> 1024:65535 ACCEPT tcp !y---- 0xFF 0x00 eth1 192.168.4.10 192.168.5.0/24 23 -> 1024:65535 Chain ack-fwd : target prot opt tosa tosx ifname mark outsize source destination ports ACCEPT tcp !y---- 0xFF 0x00 eth1 192.168.4.10 192.168.1.0/24 23 -> 1024:65535 ACCEPT tcp !y---- 0xFF 0x00 eth1 192.168.4.10 192.168.4.0/24 23 -> 1024:65535 ACCEPT tcp !y---- 0xFF 0x00 eth1 192.168.4.10 192.168.5.0/24 23 -> 1024:65535 Chain ack-out : target prot opt tosa tosx ifname mark outsize source destination ports ACCEPT tcp !y---- 0xFF 0x00 eth1 192.168.4.10 192.168.1.0/24 23 -> 1024:65535 ACCEPT tcp !y---- 0xFF 0x00 eth1 192.168.4.10 192.168.4.0/24 23 -> 1024:65535 ACCEPT tcp !y---- 0xFF 0x00 eth1 192.168.4.10 192.168.5.0/24 23 -> 1024:65535 Chain oth-in : Chain oth-fwd : Chain oth-out :