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Chapter 3. Configuring Your Mobile Computer > Enabling a Personal Firewall

Enabling a Personal Firewall

A firewall is a blocking mechanism that helps to keep intruders out of a network (see Chapter 18 for more information about firewalls).

If you are connecting your Centrino laptop to a private network that is itself connected to the Internet, you are probably already protected by a firewall built in to the network hardware (the router) and do not need to enable a personal firewall.


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