Glad to hear this is sorted.
I do not know what the defaults are for the firewall in suse.
(I have suse 10 but not installed yet), but for your peace of mind
just check when you have a chance.
Other tools to consider
clamav (antivirus / scanner), there is a GUI front-end called Klamav (I think)
tripwire (or equivalent) to track system intrusion