Now this is a hardware Firewall....as opposed to a software firewall...like ZONEALARM ....
You may need assistance from the cable provider to set up a router
BEFSR41 including shipping $36.00
http://castle.pricewatch.com/s/search.asp?s=BEFSR41&i=0&c=&srt=t&view=&paging=1&sci=0&international=
Jus’ tryin’ to be helpful. :O)