WatchGuard Firebox System 4.6 User Guide

What is a Firebox?Placing a Firebox within a networkThe most common location for a Firebox is directly behind the Internet router, aspictured below:InternetThe Security ChallengeRouterEvent ProcessorFirebox IIManagementStationTrusted NetworkOptional NetworkSMTP ServerHTTP ServerFTP ServerOther parts of the network are as follows:Management StationThe computer on which you install and run the WatchGuard LiveSecurity ControlCenter.Event ProcessorThe computer that receives and stores log messages and sends alerts andnotifications. You can configure the Management Station to also serve as the EventProcessor.Trusted networkThe network behind the firewall that must be protected from the securitychallenge.External networkThe network presenting the security challenge, typically the Internet.Optional networkA network protected by the firewall but still accessible from the trusted and theexternal networks. Typically, the optional network is used for public servers suchas an FTP or Web server.22