Quanto a navegação está OK!
estou navegando por ela!
As regras são as seguintes errei no postar!
Chain INPUT (policy DROP)
target prot opt source destination
ACCEPT all -- anywhere anywhere
ACCEPT tcp -- anywhere anywhere tcp flags:ACK/ACK
ACCEPT all -- anywhere anywhere state ESTABLISHED
ACCEPT all -- anywhere anywhere state RELATED
ACCEPT udp -- anywhere anywhere udp spt:domain dpts:1024:65535
ACCEPT icmp -- anywhere anywhere icmp echo-reply
ACCEPT icmp -- anywhere anywhere icmp destination-unreachable
ACCEPT icmp -- anywhere anywhere icmp source-quench
ACCEPT icmp -- anywhere anywhere icmp time-exceeded
ACCEPT icmp -- anywhere anywhere icmp parameter-problem
ACCEPT tcp -- anywhere anywhere tcp dpt:ssh
ACCEPT tcp -- anywhere anywhere tcp dpt: 00000
ACCEPT udp -- anywhere anywhere udp dpt:domain
ACCEPT tcp -- anywhere anywhere tcp dpt:domain
ACCEPT udp -- anywhere anywhere udp dpt:isakmp
ACCEPT tcp -- anywhere anywhere tcp dpt:re-mail-ck
ACCEPT tcp -- anywhere anywhere tcp dpt:00
Chain FORWARD (policy ACCEPT)
target prot opt source destination
Chain OUTPUT (policy ACCEPT)
target prot opt source destination
E QUANTO AO IP_FORWARD JÁ ESTÁ HABILITADO!