有没有办法拒绝所有的external traffic (WAN) SSH和只允许本地stream量(192.168.0.1 to 192.168.0.255)和什么将是规则?
external traffic (WAN)
SSH
(192.168.0.1 to 192.168.0.255)
iptables -A INPUT -p tcp -m state --state NEW --source 192.168.0.1/24 --dport 22 -j ACCEPT iptables -A INPUT -p tcp --dport 22 -j DROP