|
Hi mpete! Welcome.
IMHO, you are slightly vulnerable. Your Cisco box protects you to a degree with NAT. However, that is all that is protecting you.
I would recommend a software firewall running on all three of your PC's. I use and recommend Zone Alarm. They have a free version.
HTH!
__________________
AM = :coffee: PM = :cheers:
CCNA, NNCSSx2, MCSE (NT), A+, CNA
|