This directorty contains some ipfw configurations and a scripts 
to safely change the firewall rules.

The firewall configuration comes from the FreeBSD initial script.
The change_rules_linux.sh allows to change the ipfw rules and
in case os a misconfiguration which prevents to reach the remote
host, to restore the old ruleset.

To configure the firewall behavior, edit the ipfw.conf file and 
execute the ./change_rules_linux.sh script.

The ipfw program executable should be located in /sbin (XXX)

XXX seems we use something which is not compatible with dash