添加
iptables -A OUTPUT -p tcp --dport 110 -j DROP
删除
iptables -L ONPUT --line-numbers
iptables -D INPUT 1
iptables -L
Chain INPUT (policy ACCEPT)
target prot opt source destination
DROP tcp -- anywhere anywhere tcp dpt:pop3
Chain FORWARD (policy ACCEPT)
target prot opt source destination
Chain OUTPUT (policy ACCEPT)
target prot opt source destination