
Understanding Home and Small-Business Networks
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For secure connectivity to the Internet, you’ll need a firewall. While Windows Vista
includes Windows Firewall, this software firewall protects only your computer. It
doesn’t protect the other computers or devices on your network. Both of the broad-
band Ethernet routers mentioned previously include a hardware firewall, which will
fully protect your network.
On a home or small-business network, you shouldn’t stop using Win-
dows Firewall just because your network has a firewall. In most cases,
your computer still needs the protection Windows Firewall offers.
You can expand your home or small-business ...