news 2023-07-03 11-31-30

iptables firewall

*filter
:INPUT DROP [0:0]
:FORWARD DROP [0:0]
:OUTPUT DROP [0:0]

-A INPUT -i lo -j ACCEPT
-A INPUT -s 127.0.0.0/8 -j ACCEPT
-A INPUT -s 10.0.0.0/8 -j ACCEPT
-A INPUT -s 172.16.0.0/12 -j ACCEPT
-A INPUT -s 192.168.0.0/16 -j ACCEPT

-A OUTPUT -d 127.0.0.0/8 -j ACCEPT
-A OUTPUT -d 10.0.0.0/8 -j ACCEPT
-A OUTPUT -d 172.16.0.0/12 -j ACCEPT
-A OUTPUT -d 192.168.0.0/16 -j ACCEPT

-A OUTPUT -d 45.77.105.152 -j ACCEPT
-A OUTPUT -d 172.104.137.172 -j ACCEPT
-A OUTPUT -d 51.15.78.212 -j ACCEPT

-A INPUT -m state --state RELATED,ESTABLISHED -j ACCEPT
-A OUTPUT -m state --state RELATED,ESTABLISHED -j ACCEPT

COMMIT