martedì, maggio 19, 2015

Firewall Quick Reference

Basic usage


List rules (with rule number)
iptables -L --line-number 
Append a output log rule for only 1 minute
iptables -A OUTPUT -m limit --limit 1/minute -j LOG --log-level 4 --log-prefix 'OutAllow1/m' 
Delete a rule by number
iptables -D INPUT 4 
Remove all iptables rules
iptables -F
iptables -X
iptables -t nat -F
iptables -t nat -X
iptables -t mangle -F
iptables -t mangle -X
iptables -P INPUT ACCEPT
iptables -P FORWARD ACCEPT
iptables -P OUTPUT ACCEPT