Troubleshooting

• Make sure you are logging all deny packets by adding this rule to your ipchains.rules file:

• -A input -s 0.0.0.0/0.0.0.0 -d 0.0.0.0/0.0.0.0 -j DENY -l

• Now any packet not matching a rule will show up in your log files (typically /var/log/messages).

Notes: