Firewalls
6
Firebox X Edge e-Series
Firewalls
A firewall separates your trusted computers on the internal network from the external network, or the
Internet, to decrease risk of an external attack. The figure below shows how a firewall divides the
trusted computers from the Internet.
Firewalls use access policies to identify and filter different types of information. They can also control
which policies or ports the protected computers can use on the Internet (outbound access). Many fire-
walls have sample security policies, and users can select the policy that is best for them. With others,
including the Firebox® X Edge e-Series, the user can customize these policies.
Firewalls can be in the form of hardware or software. A firewall protects private networks from
unauthorized users on the Internet. All traffic that enters the trusted or protected networks must
Summary of Contents for Firebox X20E
Page 20: ...The Firebox X Edge and Your Network 8 Firebox X Edge e Series...
Page 32: ...Using the Quick Setup Wizard 20 Firebox X Edge e Series...
Page 64: ...Viewing the Configuration File 52 Firebox X Edge e Series...
Page 92: ...Configuring BIDS 80 Firebox X Edge e Series...
Page 102: ...Configuring the Wireless Card on Your Computer 90 Firebox X Edge e Series...
Page 114: ...Configuring Policies for the Optional Network 102 Firebox X Edge e Series...
Page 138: ...Using Additional Services for Proxies 126 Firebox X Edge e Series...
Page 158: ...Working with Firewall NAT 146 Firebox X Edge e Series...
Page 166: ...Using Certificates on the Firebox X Edge 154 Firebox X Edge e Series...
Page 208: ...Updating Gateway AV IPS 196 Firebox X Edge e Series...
Page 220: ...Frequently Asked Questions 208 Firebox X Edge e Series...
Page 302: ...Limited Hardware Warranty 290 Firebox X Edge e Series...
Page 310: ...298 Firebox X Edge e Series...