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Contents
6 Fortinet Inc.
Network configuration......................................................................................... 93
Configuring interfaces....................................................................................................... 93
Viewing the interface list ............................................................................................... 94
Changing the administrative status of an interface ....................................................... 94
Configuring an interface with a manual IP address ...................................................... 94
Configuring an interface for DHCP ............................................................................... 95
Configuring an interface for PPPoE .............................................................................. 96
Adding a secondary IP address to an interface ............................................................ 96
Adding a ping server to an interface ............................................................................. 97
Controlling administrative access to an interface.......................................................... 97
Changing the MTU size to improve network performance............................................ 98
Configuring traffic logging for connections to an interface ............................................ 98
Configuring the management interface in Transparent mode....................................... 99
Adding DNS server IP addresses ................................................................................... 100
Configuring routing.......................................................................................................... 100
Adding a default route................................................................................................. 100
Adding destination-based routes to the routing table.................................................. 101
Adding routes in Transparent mode............................................................................ 102
Configuring the routing table....................................................................................... 102
Policy routing .............................................................................................................. 103
Configuring DHCP services ............................................................................................ 104
Configuring a DHCP relay agent................................................................................. 104
Configuring a DHCP server ........................................................................................ 105
Configuring the modem interface.................................................................................... 107
Connecting a modem to the FortiGate unit ................................................................. 108
Configuring modem settings ....................................................................................... 108
Connecting to a dialup account................................................................................... 109
Disconnecting the modem .......................................................................................... 109
Viewing modem status................................................................................................ 110
Backup mode configuration ........................................................................................ 110
Standalone mode configuration .................................................................................. 110
Adding firewall policies for modem connections ......................................................... 111
RIP configuration ............................................................................................... 113
RIP settings..................................................................................................................... 113
Configuring RIP for FortiGate interfaces......................................................................... 115
Adding RIP filters ............................................................................................................ 117
Adding a RIP filter list.................................................................................................. 117
Assigning a RIP filter list to the neighbors filter........................................................... 118
Assigning a RIP filter list to the incoming filter ............................................................ 118
Assigning a RIP filter list to the outgoing filter............................................................. 119
System configuration ........................................................................................ 121
Setting system date and time.......................................................................................... 121