iii
3.12 Firewall ................................................................................................................................. 100
3.12.1 Attack Defense Configuration .................................................................................. 101
3.12.2 Security Zone Configuration .................................................................................... 108
3.12.3 Defense Zone Monitoring ........................................................................................ 121
3.12.4 IP Resource Configuration ....................................................................................... 123
3.12.5 Service Resource Configuration .............................................................................. 126
4 Upgrade and Maintenance ............................................................................................................ 129
4.1 Logging In .............................................................................................................................. 129
4.1.1 Logging In Through the Web Management System .................................................. 129
4.1.2 Logging In Through the Console Port ........................................................................ 133
4.1.3 Logging In Through Telnet ......................................................................................... 136
4.2 Configuring a Password ......................................................................................................... 139
4.3 Upgrading .............................................................................................................................. 141
4.3.1 Upgrading through Web Management System ......................................................... 141
4.4 Backing Up the Configuration and Resetting the NBR Device ............................................. 143
4.4.1 Exporting Configuration Files ..................................................................................... 143
4.4.2 Importing Configuration Files ..................................................................................... 144
4.5 Restoring Factory Settings .................................................................................................... 146
4.5.1 One-Click Reset Through Web .................................................................................. 146
4.5.2 One-Click Reset Through Reset Button .................................................................... 147