Something

:INPUT ACCEPT [701836:351519545]
:FORWARD ACCEPT [0:0]
:OUTPUT ACCEPT [164997:34429055]
-A INPUT -i lo -j ACCEPT
-A INPUT -i eth0 -s xx.xxx.xxx.xx -j ACCEPT
-A INPUT -p tcp -m tcp --dport 21 -j ACCEPT
-A INPUT -p tcp -m tcp --dport 22 -j ACCEPT
-A INPUT -p tcp -m tcp --dport 80 -j ACCEPT
#-A INPUT -p tcp -m tcp --dport 111 -j ACCEPT
#-A INPUT -p udp -m udp --dport 111 -j ACCEPT
-A INPUT -p udp -m udp --dport 123 -j ACCEPT
-A INPUT -p tcp -m tcp --dport 443 -j ACCEPT
-A INPUT -p tcp -m tcp --dport 2049 -j ACCEPT
-A INPUT -m state --state RELATED,ESTABLISHED -j ACCEPT
-A INPUT -j REJECT --reject-with icmp-host-prohibited
COMMIT