/etc/shorewall/zones:net Net Internet zone /etc/shorewall/zones:masq Masquerade Masquerade Local /etc/shorewall/interfaces:net ppp0 detect /etc/shorewall/interfaces:masq eth0 detect /etc/shorewall/policy:masq net ACCEPT /etc/shorewall/policy:fw net ACCEPT /etc/shorewall/policy:net all DROP info /etc/shorewall/policy:all all REJECT info /etc/shorewall/masq:ppp0 192.168.0.0/24 /etc/shorewall/rules:ACCEPT masq fw tcp domain,bootps - /etc/shorewall/rules:ACCEPT masq fw tcp domain,bootps -