define netif = enp0s3 define dmzif = enp0s8 define lanif = enp0s9 table ip ipfilter{ chain prerouting { type filter hook prerouting priority filter; policy drop; tcp dport 22 accept } chain system_in { type filter hook input priority filter; policy drop; tcp dport 22 accept } chain routing { type filter hook forward priority filter; policy drop; } chain system_out { type filter hook output priority filter; policy drop; tcp sport 22 accept } chain postrouting { type filter hook postrouting priority filter; policy drop; tcp sport 22 accept } }