Installation ManualH3C SecPath F1000-E Firewall Chapter 5 Starting and Configuring the Firewall5-7Press Ctrl+B at this prompt to enter the extended BootWare menu, or let the systemstart to decompress the application program.Note:z To enter the extended BootWare menu, press Ctrl+B as prompted within fourseconds; otherwise, the system will proceed with application decompression.z If you want to enter the extended BootWare menu after the system starts applicationdecompression, you need to restart the firewall.Starting to get the main application file--cfa0:/f1000e.bin!.......................................................................The main application file is self-decompressing...........................................................................................................................................................System is starting...............................................................................User interface con0 is available.Press ENTER to get started.Press Enter. The screen will display:This prompt indicates that the firewall has entered user view and is ready to configure.5.4 Configuration FundamentalsIn general, the configuration steps are as follows:1) Before configuring the firewall, you should summarize the networkingrequirements, including the networking objective, role of the firewall in the network,division of subnets, WAN type and transmission medium, network security policyand network reliability.2) Based on the above requirements, draw a clear, complete network diagram.3) Configure the WAN interface of the firewall. First, configure the physical operatingparameters (for example, the operating mode, baud rate and synchronous clock inthe case of a serial interface) of the interface according to the transmissionmedium of the WAN. In the case of a dial-up interface, you also need to configure