[Firewall] iptables Configuration
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Add Rules:
iptables -I INPUT -p tcp --dport 22 -j ACCEPT
iptables -I INPUT -p tcp --dport 1521 -j ACCEPT
iptables -A INPUT -i eth0 -p tcp -s 192.168.1.0/24 --dport 22 -m state --state NEW,ESTABLISHED -j ACCEPT
Save Rules:
service iptables save
OR /etc/rc.d/init.d/iptables save
Read Status
service iptables status
OR /etc/rc.d/init.d/iptables status
iptables -nvL --line-number
Delete Rules
iptables -D INPUT 8
Update Rules
iptables -R INPUT 3 -j ACCEPT