I can't get ipchains to work and get no error messages when I run echo "1" > /proc/sys/net/ipv4/ip_forward /sbin/ipchains -P forward DENY /sbin/ipchains -A forward -s 10.0.0.0/24 -j MASQ How can I tell what's wrong? I see nothing in logs nor tail -f /var/log/messages. Patrick