Checking Ports (Firewall)

[Daniel Robitaille]

> thanks Andre for this deeper elaborations.
> i feel much better right now riding my loptop with Ubuntu Linux.
> as firewall i ru Firestarter. i do not much about that app.
> how to check up all the ports of one's machine, 'cause you said ports are
> a much more interesting target for someone to attack?
> or do we say: this job is done well enough by the Firestarter?

nmap is a good application to use to check the ports on a machine on a network.