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Fortinet 50A Configuring Radius support, Adding Radius servers, Deleting Radius servers, 174

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Configuring RADIUS support	Users and authentication

Configuring RADIUS support

If you have configured RADIUS support and a user is required to authenticate using a

RADIUS server, the FortiGate unit contacts the RADIUS server for authentication.

This section describes:

•Adding RADIUS servers

•Deleting RADIUS servers

Adding RADIUS servers

To add a RADIUS server

1Go to User > RADIUS.

2Select New to add a new RADIUS server.

3Type the Name of the RADIUS server.

You can type any name. The name can contain numbers (0-9), uppercase and lowercase letters (A-Z, a-z), and the special characters - and _. Other special characters and spaces are not allowed.

4Enter the Server Name or IP address of the RADIUS server.

5Enter the RADIUS server secret.

6Select OK.

Figure 18: Example RADIUS configuration

Deleting RADIUS servers

You cannot delete a RADIUS server that has been added to a user group.

To delete a RADIUS server

1Go to User > RADIUS.

2Select Delete beside the RADIUS server name that you want to delete.

3Select OK.

174	Fortinet Inc.

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Fortinet 50A user manual Configuring Radius support, Adding Radius servers, Deleting Radius servers, 174

Contents

Installation and Configuration Guide FebruaryTrademarks Regulatory ComplianceTable of Contents Transparent mode installation Virus and attack definitions updates and registration Network configuration Firewall configuration 137 Users and authentication 171 Pptp and L2TP VPN 203 Antivirus protection 225 Glossary 259 Index 263 Contents Transparent mode NAT/Route mode and Transparent modeNAT/Route mode IntroductionDocument conventions Fortinet documentation Comments on Fortinet technical documentationCustomer service and technical support Getting started Package contents MountingEnvironmental specifications Powering onConnecting to the web-based manager To power on the FortiGate-50A unitConnecting to the command line interface CLI To connect to the web-based managerTo connect to the CLI Bits per second Data bits ParityStop bits Flow control Factory default FortiGate configuration settings Factory default Dhcp configurationFactory default NAT/Route mode network configuration Factory default Transparent mode network configurationFactory default firewall configuration Authentication Factory default firewall configuration RecurringService ContentFactory default content profiles Strict content profileStrict content profile Options Scan content profile Options Scan content profileWeb content profile Web content profile OptionsPlanning the FortiGate configuration Unfiltered content profileUnfiltered content profile Options Configuration options Setup wizardCLI FortiGate model maximum values matrix Next steps Signatures Antivirus file Block patterns Web filterNext steps Getting started NAT/Route mode installation Preparing to configure NAT/Route mode Changing the default configurationInternal servers Starting the setup wizard Using the setup wizardAdvanced NAT/Route mode settings Reconnecting to the web-based managerConfiguring NAT/Route mode IP addresses Using the command line interfaceConfiguring the FortiGate unit to operate in NAT/Route mode ExampleConnecting the FortiGate unit to your networks FortiGate-50A ExternalInternal Setting the date and time Configuring your networksCompleting the configuration Changing antivirus protectionConfiguring virus and attack definition updates Registering your FortiGate unitCompleting the configuration Transparent mode settings Administrator Password Transparent mode installationPreparing to configure Transparent mode DNS SettingsChanging to Transparent mode Go to System StatusConfiguring the Transparent mode management IP address Configure the Transparent mode default gatewayConnecting the FortiGate unit to your networks Enabling antivirus protection Registering your FortiGateGo to Firewall Policy Int-Ext Transparent mode configuration examples Default routes and static routesGeneral configuration steps Default route to an external networkGo to System Network Management Web-based manager example configuration stepsCLI configuration steps Go to System Network RoutingDMZ Set system route number 1 dst 24.102.233.5 255.255.255.0 gw1 Example static route to an internal destination Set system route number 1 dst 172.16.1.11 255.255.255.0 gw1 System status System statusChanging the FortiGate firmware Firmware upgrade procedures Procedure DescriptionChanging the FortiGate host name To change the FortiGate host name Go to System StatusTo upgrade the firmware using the web-based manager Upgrading the firmware using the web-based managerUpgrading the firmware using the CLI To upgrade the firmware using the CLIReverting to a previous firmware version Execute pingReverting to a previous firmware version using the CLI To revert to a previous firmware version using the CLI To install firmware from a system reboot Press any key to enter configuration menu Restoring the previous configuration Testing a new firmware image before installing itTo test a new firmware image Save as Default firmware/Run image without savingD/R To update the antivirus definitions manually Manual virus definition updatesManual attack definition updates To update the attack definitions manuallyDisplaying the FortiGate serial number Backing up system settingsRestoring system settings Displaying the FortiGate up timeRestoring system settings to factory defaults Changing to Transparent modeTo change to Transparent mode Go to System Status Restarting the FortiGate unit Changing to NAT/Route modeTo change to NAT/Route mode Go to System Status Shutting down the FortiGate unitSystem status Viewing CPU and memory statusTo view CPU and memory status Go to System Status Monitor Viewing sessions and network status CPU and memory status monitorViewing virus and intrusions status Sessions and network status monitorSession list To view the session list Go to System Status SessionProtocol Example session listSession list Virus and attack definitions updates and registration Updating antivirus and attack definitionsVersion Expiry date Last update attempt Last update status Connecting to the FortiResponse Distribution NetworkGo to System Update To make sure the FortiGate unit can connect to the FDNManually initiating antivirus and attack definitions updates Enabling scheduled updates Scheduling updatesConfiguring update logging To configure update logging Go to Log&Report Log SettingTo add an override server Go to System Update Adding an override serverEnabling push updates Enabling scheduled updates through a proxy serverEnabling push updates through a NAT device Enabling push updatesPush updates when FortiGate IP addresses change To enable push updates Go to System UpdateExample push updates through a NAT device Example network topology Push updates through a NAT deviceGeneral procedure To configure the FortiGate NAT device Schedule Always Service ANY Action AcceptAdding a firewall policy for the port forwarding virtual IP Example push update configuration Registering FortiGate unitsFortiCare Service Contracts Registering the FortiGate unit Recovering a lost Fortinet support password Updating registration informationViewing the list of registered FortiGate units Registering a new FortiGate unit Adding or changing a FortiCare Support Contract numberChanging your Fortinet support password Changing your contact information or security questionDownloading virus and attack definitions updates Downloading virus and attack definition updatesRegistering a FortiGate unit after an RMA Registering a FortiGate unit after an RMA Network configuration Configuring interfacesTo stop an interface that is administratively up Changing the administrative status of an interfaceConfiguring an interface with a manual IP address Viewing the interface listInitializing Configuring an interface for DhcpConnecting ConnectedConfiguring an interface for PPPoE Adding a secondary IP address to an interfaceControlling administrative access to an interface Adding a ping server to an interfaceConfiguring traffic logging for connections to an interface Changing the MTU size to improve network performanceConfiguring the management interface in Transparent mode Adding DNS server IP addresses Configuring routingAdding a default route 100Adding destination-based routes to the routing table 101Adding routes in Transparent mode Configuring the routing table102 Policy routing 103Configuring a Dhcp relay agent Configuring Dhcp servicesPolicy routing command syntax 104Adding scopes to a Dhcp server Configuring a Dhcp serverAdding a Dhcp server to an interface 105Scope Name Adding a reserve IP to a Dhcp server106 IP PoolConfiguring the modem interface Viewing a Dhcp server dynamic IP list107 To configure modem settings Go to System Network Modem Connecting a modem to the FortiGate unitConfiguring modem settings 108109 Connecting to a dialup accountDisconnecting the modem To connect to a dialup account Go to System Network ModemTo configure backup mode Go to System Network Modem Backup mode configurationStandalone mode configuration Viewing modem statusTo operate in standalone mode Go to System Network Modem Adding firewall policies for modem connections111 112 RIP configuration RIP settings113 Invalid HolddownFlush Configuring RIP for FortiGate interfaces 115116 117 Adding RIP filtersAdding a RIP filter list To add a RIP filter list Go to System RIP FilterAssigning a RIP filter list to the neighbors filter Assigning a RIP filter list to the incoming filterAssigning a RIP filter list to the outgoing filter 119120 To set the date and time Go to System Config Time System configurationSetting system date and time 121Changing system options To set the system idle timeout Go to System Config OptionsTo set the Auth timeout Go to System Config Options 122Adding and editing administrator accounts Modifying the Dead Gateway Detection settings123 To add an administrator account Go to System Config Admin Adding new administrator accountsEditing administrator accounts 124Configuring Snmp To edit an administrator account Go to System Config Admin125 Configuring Snmp access to an interface Configuring the FortiGate unit for Snmp monitoringConfiguring FortiGate Snmp support Configuring Snmp community settings127 System NameSystem Location FortiGate MIBs 128System traps FortiGate trapsGeneral FortiGate traps 129130 Users and authentication configuration System configuration and statusFirewall configuration 131132 Replacement messages Customizing replacement messages133 Customizing alert emails 134135 Nids event136 Critical eventFirewall configuration 137Default firewall configuration Addresses138 Schedules ServicesContent profiles 139Adding firewall policies 140Action 141142 VPN TunnelTraffic Shaping Dynamic IP Pool Fixed Port143 AuthenticationAnti-Virus & Web filter Maximum Bandwidth Traffic PriorityComments Configuring policy listsLog Traffic 144Policy matching in detail Changing the order of policies in a policy list145 Disabling policies AddressesEnabling and disabling policies Enabling policiesAdding addresses 147To add an address Go to Firewall Address Organizing addresses into address groups Editing addressesDeleting addresses 148Services Predefined services149 150 GRE151 LdapAdding custom TCP and UDP services 152Grouping services Adding custom Icmp servicesAdding custom IP services 153Schedules 154Creating one-time schedules Creating recurring schedules155 Adding schedules to policies 156Virtual IPs 157To add a schedule to a policy Go to Firewall Policy To add a static NAT virtual IP Go to Firewall Virtual IP Adding static NAT virtual IPs158 Virtual IP External Interface examples Description InternalAdding port forwarding virtual IPs 159160 Adding a port forwarding virtual IP161 IP poolsAdding policies with virtual IPs To add a policy with a virtual IP Go to Firewall PolicyIP pools and dynamic NAT Adding an IP poolIP Pools for firewall policies that use fixed ports 162IP/MAC binding 163Go to Firewall IP/MAC Binding Static IP/MAC Configuring IP/MAC binding for packets going to the firewall 164Enabling IP/MAC binding Adding IP/MAC addressesViewing the dynamic IP/MAC list 165Content profiles 166To add a content profile Go to Firewall Content Profile Default content profilesAdding content profiles 167168 Oversized File/Email Pass Fragmented EmailAdding content profiles to policies To add a content profile to a policy Go to Firewall Policy169 170 Users and authentication 171Adding user names and configuring authentication Setting authentication timeoutAdding user names and configuring authentication To set authentication timeout Go to System Config OptionsDeleting user names from the internal database 173Deleting Radius servers Configuring Radius supportAdding Radius servers 174175 Configuring Ldap supportAdding Ldap servers To add an Ldap server Go to User LdapDeleting Ldap servers 176To delete an Ldap server Go to User Ldap 177 Configuring user groupsAdding user groups To add a user group Go to User User GroupDeleting user groups 178To delete a user group Go to User User Group IPSec VPN 179AutoIKE with pre-shared keys Key managementManual Keys AutoIKE with certificatesAdding a manual key VPN tunnel General configuration steps for a manual key VPNManual key IPSec VPNs 181AES128 AutoIKE IPSec VPNs182 AES192To create an AutoIKE VPN configuration General configuration steps for an AutoIKE VPNAdding a phase 1 configuration for an AutoIKE VPN To add a phase 1 configuration Go to VPN Ipsec Phase184 Remote Gateway Static IP AddressRemote Gateway Dialup User Configuring advanced options To configure phase 1 advanced options185 186 Adding a phase 1 configuration Standard options 187Adding a phase 2 configuration for an AutoIKE VPN To add a phase 2 configuration Go to VPN Ipsec Phase188 189 Use selectors from policyUse wildcard selectors Generating the certificate request Managing digital certificatesObtaining a signed local certificate 190191 Key TypeKey Size Obtaining CA certificates Downloading the certificate requestImporting the signed local certificate 192Configuring encrypt policies Importing CA certificates193 194 Adding a source addressAdding a destination address To add a source address Go to Firewall AddressAdding an encrypt policy 195To add an encrypt policy Go to Firewall Policy IPSec VPN concentrators 196VPN concentrator hub general configuration steps To create a VPN concentrator configuration197 Adding a VPN concentrator 198Source InternalAll Destination VPN spoke address Action VPN spoke general configuration steps To create a VPN spoke configuration199 200 VPN TunnelPolicies Viewing VPN tunnel status Monitoring and Troubleshooting VPNsTo view VPN tunnel status Go to VPN Ipsec Phase Viewing dialup VPN connection statusTesting a VPN 202Pptp and L2TP VPN Configuring PptpConfiguring the FortiGate unit as a Pptp gateway 203204 To add a source addressTo add a destination address 205To add a source address group To add a firewall policyConfiguring a Windows 98 client for Pptp 206To connect to the Pptp VPN Configuring a Windows 2000 client for Pptp Configuring a Windows XP client for Pptp207 To configure the VPN connection 208Select Properties Security Configuring L2TP Configuring the FortiGate unit as an L2TP gateway209 210 To add source addressesConfiguring a Windows 2000 client for L2TP 211To disable IPSec 212To connect to the L2TP VPN Configuring a Windows XP client for L2TP 213214 Network Intrusion Detection System Nids Detecting attacks215 Disabling monitoring interfaces Configuring checksum verificationSelecting the interfaces to monitor 216Viewing the signature list Viewing attack descriptions217 Disabling Nids attack signatures Adding user-defined signatures218 Downloading the user-defined signature list 219Enabling Nids attack prevention To enable Nids attack prevention Go to Nids PreventionPreventing attacks Enabling Nids attack prevention signaturesSetting signature threshold values 221Reducing the number of Nids attack log and email messages Logging attacksLogging attack messages to the attack log Automatic message reductionManual message reduction 223224 General configuration steps Antivirus protection225 Antivirus scanning 226To scan FortiGate firewall traffic for viruses Adding file patterns to block File blockingBlocking files in firewall traffic 227Exempting fragmented email from blocking Configuring limits for oversized files and emailBlocking oversized files and emails 228To view the virus list Go to Anti-Virus Config Virus List Viewing the virus list229 230 Web filtering 231Adding words and phrases to the Banned Word list Content blockingGo to Web Filter Content Block 232Restoring the Banned Word list Clearing the Banned Word listBacking up the Banned Word list 233234 Example Banned Word List text fileAdding URLs to the Web URL block list Configuring FortiGate Web URL blockingURL blocking 235Uploading a URL block list Clearing the Web URL block listDownloading the Web URL block list 236Configuring FortiGate Web pattern blocking 237To upload a URL block list Adding a Cerberian user Configuring Cerberian URL filteringInstalling a Cerberian license key 238To configure Cerberian web filtering Configuring Cerberian web filterAbout the default group and policy Enabling Cerberian URL filteringSelecting script filter options Script filteringEnabling script filtering 240241 Exempt URL listAdding URLs to the URL Exempt list Go to Web Filter URL ExemptDownloading the URL Exempt List Uploading a URL Exempt List242 243 244 Email filter 245Email banned word list Adding words and phrases to the email banned word list246 Downloading the email banned word list Uploading the email banned word list247 Downloading the email block list Email block listAdding address patterns to the email block list 248249 Email exempt listUploading an email block list To upload the email block listAdding address patterns to the email exempt list To add a subject tag Go to Email Filter ConfigAdding a subject tag 250Recording logs on a remote computer Logging and reportingRecording logs 251Recording logs on a NetIQ WebTrends server 252Log message levels To filter log entries Go to Log&Report Log SettingFiltering log messages 253Configuring traffic logging 254Enabling traffic logging for an interface Configuring traffic filter settingsEnabling traffic logging Enabling traffic logging for a firewall policyDestination IP Address Destination Netmask Service Adding traffic filter entries256 257 Configuring alert emailAdding alert email addresses To add a DNS server Go to System Network DNSTesting alert email Enabling alert email258 Glossary 259260 261 262 Index 263264 Index265 DNS266 Http267 NAT268 269 RMA270 TCP271 VPN272