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Fortinet 100 user manual Scan content profile, Strict content profile Options

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Getting started	Factory default content profiles

Strict content profile

Use the strict content profile to apply maximum content protection to HTTP, FTP, IMAP, POP3, and SMTP content traffic. You would not use the strict content profile under normal circumstances, but it is available if you are having extreme problems with viruses and require maximum content screening protection.

Table 5: Strict content profile

Options	HTTP	FTP	IMAP	POP3	SMTP

Antivirus Scan	;	;	;	;	;

File Block	;	;	;	;	;

Web URL Block	;

Web Content Block	;

Web Script Filter	;

Web Exempt List	;

Email Block List			;	;

Email Exempt List			;	;

Email Content Block			;	;

Oversized File/Email Block	block	block	block	block	block

Pass Fragmented Emails

Scan content profile

Use the scan content profile to apply antivirus scanning to HTTP, FTP, IMAP, POP3, and SMTP content traffic.

Table 6: Scan content profile

Options	HTTP	FTP	IMAP	POP3	SMTP

Antivirus Scan	;	;	;	;	;

File Block

Web URL Block

Web Content Block

Web Script Filter

Web Exempt List

Email Block List

Email Exempt List

Email Content Block

Oversized File/Email Block	pass	pass	pass	pass	pass

Pass Fragmented Emails

FortiGate-100 Installation and Configuration Guide

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Contents

August Installation and Configuration GuideRegulatory Compliance TrademarksTable of Contents NAT/Route mode installation System status Virus and attack definitions updates and registration RIP configuration 121 Users and authentication 173 IPSec VPN 181 Network Intrusion Detection System Nids 221 Glossary 259 Index 263 Contents Antivirus protection IntroductionEmail filtering Web content filteringFirewall NAT/Route modeNetwork intrusion detection Transparent modeWeb-based manager Secure installation, configuration, and managementFortiGate web-based manager and setup wizard Command line interfaceLogging and reporting System administrationNetwork configuration What’s new in VersionFirewall Replacement messagesUsers and authentication Dhcp serverEmail filter AntivirusWeb Filter About this document Document conventions Comments on Fortinet technical documentation Fortinet documentationCustomer service and technical support Comments on Fortinet technical documentation Getting started Mounting Package contentsEnvironmental specifications Powering onConnecting to the web-based manager Connecting to the web-based managerStop bits Flow control Connecting to the command line interface CLIFactory default FortiGate configuration settings Bits per second 9600 Data bits ParityExternal interface Factory default NAT/Route mode network configurationAccount Internal interfaceFactory default firewall configuration Factory default Transparent mode network configurationAntivirus & Web Filter Factory default content profilesFactory default firewall configuration Traffic Shaping AuthenticationScan content profile Options Strict content profileScan content profile Strict content profile OptionsUnfiltered content profile Options Web content profileUnfiltered content profile Web content profile OptionsExample NAT/Route mode network configuration Planning your FortiGate configurationExample NAT/Route multiple internet connection configuration NAT/Route mode with multiple external network connectionsSetup Wizard Configuration optionsFortiGate model maximum values matrix Next steps Configuration options Getting started Internal servers NAT/Route mode installationPreparing to configure NAT/Route mode Dhcp server Advanced NAT/Route mode settingsAdvanced FortiGate NAT/Route mode settings DMZ interfaceUsing the command line interface Using the setup wizardSet system interface external mode static ip 204.23.1.5 FortiGate-100 NAT/Route mode connections Connecting the FortiGate unit to your networksSetting the date and time Configuring your networksCompleting the configuration Configuring the DMZ interfaceRegistering your FortiGate Configuration example Multiple connections to the InternetConfiguring virus and attack definition updates Enabling antivirus protectionExample multiple Internet connection configuration Destination based routing examples Configuring Ping serversPrimary and backup links to the Internet Using the CLILoad sharing and primary and secondary connections Load sharingRouting table should have routes arranged as shown in Table Adding the routes using the CLIPolicy routing examples Routing a service to an external networkAction Accept Adding a redundant default policyFirewall policy example Adding more firewall policiesRestricting access to a single Internet connection DNS Settings Transparent mode installationPreparing to configure Transparent mode Transparent mode settings Administrator PasswordGo to System Status Changing to Transparent modeConfigure the Transparent mode default gateway Configuring the Transparent mode management IP addressFortiGate-100 Transparent mode connections Setting the date and time Default routes and static routes Transparent mode configuration examplesDefault route to an external network General configuration stepsGo to System Network Routing Web-based manager example configuration stepsCLI configuration steps Go to System Network ManagementStatic route to an external destination 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 Upgrading the firmware using the CLI Upgrade to a new firmware versionUpgrading the firmware using the web-based manager Revert to a previous firmware version Execute restore image namestr tftpipReverting to a previous firmware version using the CLI Execute ping To install firmware from a system reboot Install a firmware image from a system reboot using the CLIPress Any Key To Download Boot Image Restoring your previous configuration Test a new firmware image before installing itTest a new firmware image before installing it Installing a backup firmware image Installing and using a backup firmware imageInstalling and using a backup firmware image Switching to the backup firmware image Switching back to the default firmware image Manual virus definition updatesDisplaying the FortiGate up time Manual attack definition updatesBacking up system settings Displaying the FortiGate serial numberRestoring system settings to factory defaults Restoring system settingsRestarting the FortiGate unit Changing to Transparent modeChanging to NAT/Route mode Viewing CPU and memory status Shutting down the FortiGate unitSystem status Go to System Status Monitor Viewing sessions and network statusSessions and network status monitor Viewing virus and intrusions statusViewing the session list Go to System Status Session Session listTo IP Updating antivirus and attack definitions Virus and attack definitions updates and registrationVersion Expiry date Last update attempt Last update status Connecting to the FortiResponse Distribution NetworkGo to System Update Configuring scheduled updatesSuccessful Update FDN error Configuring update loggingGo to Log&Report Log Setting Manually updating antivirus and attack definitions Configuring push updatesAdding an override server Push updates through a NAT device To enable push updatesAbout push updates Push updates and external dynamic IP addressesExample network topology Push updates through a NAT device Example push updates through a NAT deviceGo to Firewall Virtual IP General procedureAdding a firewall policy for the port forwarding virtual IP Schedule Always Service ANY Action Accept100 Scheduled updates through a proxy server101 FortiCare Service ContractsRegistering FortiGate units 102 Registering the FortiGate unitRegistering a FortiGate unit product information 103104 Recovering a lost Fortinet support passwordUpdating registration information Viewing the list of registered FortiGate units105 Registering a new FortiGate unitAdding or changing a FortiCare Support Contract number 106 Changing your Fortinet support passwordDownloading virus and attack definitions updates Changing your contact information or security question107 Registering a FortiGate unit after an RMA108 109 Network configurationConfiguring interfaces Adding a secondary IP address to an interface Viewing the interface listBringing up an interface Changing an interface static IP address111 Controlling management access to an interfaceAdding a ping server to an interface Configuring the external interface for Dhcp Configuring traffic logging for connections to an interfaceConfiguring the external interface with a static IP address 113 Configuring the external interface for PPPoEConfiguring the management interface Transparent mode Go to System Network DNS Configuring routingAdding DNS server IP addresses 115Adding destination-based routes to the routing table Adding a default route117 Adding routes in Transparent modePolicy routing Configuring the routing tableGo to System Network Dhcp Providing Dhcp services to your internal networkPolicy routing command syntax 119120 Viewing the dynamic IP list121 RIP configuration122 RIP settingsGo to System RIP Settings Holddown Update123 InvalidMode Configuring RIP for FortiGate interfacesPassword 124Adding RIP neighbors Go to System RIP Neighbor Adding RIP neighbors125 Go to System RIP Filter Adding RIP filtersAdding a single RIP filter 126Mask Add the netmask of the route Action Adding a RIP filter list127 Add the IP address of the route128 Adding a neighbors filterAdding a routes filter 129 System configurationSetting system date and time To set the date and time Go to System Config Time130 To set the system idle timeoutChanging web-based manager options To select a language for the web-based manager To set the Auth timeoutTo modify the Dead Gateway Detection settings 131132 Adding and editing administrator accountsAdding new administrator accounts Go to System Config Admin133 Editing administrator accountsTo edit an administrator account Go to System Config Admin Go to System Config Snmp v1/v2c Configuring SnmpConfiguring the FortiGate unit for Snmp monitoring Configuring FortiGate Snmp supportFortiGate MIBs MIB file name Description EtherLike.mib FortiGate MIBs135 Trap Community Trap Receiver IP AddressesFortiGate traps Trap message Description Customizing replacement messagesFortiGate traps 136137 Customizing replacement messagesGo to System Config Replacement Messages Alert email message sections Customizing alert emails138 Alert email message sections 139140 141 Firewall configuration142 Default firewall configurationAddresses 143 ServicesContent profiles SchedulesGo to Firewall Policy Adding firewall policies144 145 Dynamic IP Pool Fixed Port VPN TunnelTraffic Shaping 146147 AuthenticationAnti-Virus & Web filter 148 Log TrafficComments 149 Configuring policy listsPolicy matching in detail Changing the order of policies in a policy listEnabling a policy AddressesEnabling and disabling policies Disabling a policyGo to Firewall Address Adding addresses151 152 Editing addressesDeleting addresses Organizing addresses into address groups153 ServicesPredefined services ANY 154IRC 155Go to Firewall Service Group Providing access to custom servicesGrouping services Go to Firewall Service Custom157 SchedulesGo to Firewall Schedule One-time Creating one-time schedulesCreating recurring schedules 158159 Adding a schedule to a policy160 Virtual IPsAdding static NAT virtual IPs 161 Adding port forwarding virtual IPs162 163 Adding policies with virtual IPsGo to Firewall IP Pool IP poolsAdding an IP pool 164165 IP Pools for firewall policies that use fixed portsIP pools and dynamic NAT Go to Firewall IP/MAC Binding Static IP/MAC Go to Firewall IP/MAC Binding SettingIP/MAC binding 166167 Adding IP/MAC addressesGo to Firewall IP/MAC Binding Dynamic IP/MAC Viewing the dynamic IP/MAC listEnabling IP/MAC binding 168169 Content profiles170 Default content profilesAdding a content profile Go to Firewall Content ProfileOversized File/Email Block Pass Fragmented Email Adding a content profile to a policy171 172 173 Users and authentication174 Setting authentication timeoutAdding user names and configuring authentication Adding user names and configuring authentication175 Deleting user names from the internal database176 Configuring Radius supportAdding Radius servers Deleting Radius serversGo to User Ldap Configuring Ldap supportAdding Ldap servers 177178 Deleting Ldap serversGo to User User Group Configuring user groupsAdding user groups 179180 Deleting user groups181 IPSec VPNAutoIKE with certificates Key managementManual Keys AutoIKE with pre-shared keys183 General configuration steps for a manual key VPNManual key IPSec VPNs Adding a manual key VPN tunnel184 AutoIKE IPSec VPNs General configuration steps for an AutoIKE VPNAdding a phase 1 configuration for an AutoIKE VPN Go to VPN Ipsec PhaseRemote Gateway Dialup User 186Remote Gateway Static IP Address 187 Configuring advanced options188 189 Adding a phase 2 configuration for an AutoIKE VPN190 191 Managing digital certificatesObtaining a signed local certificate Go to VPN Local Certificates Generating the certificate request192 193 Downloading the certificate requestRequesting the signed local certificate 194 Retrieving the signed local certificateImporting the signed local certificate 195 Obtaining a CA certificateRetrieving a CA certificate Importing a CA certificate196 Configuring encrypt policies197 Adding a source addressAdding a destination address Adding an encrypt policyAdding an encrypt policy 198199 VPN concentrator hub general configuration stepsIPSec VPN concentrators Source InternalAll Destination VPN spoke address Action 200Go to VPN IPSec Concentrator Adding a VPN concentrator201 Policies VPN spoke general configuration steps202 VPN Tunnel203 Configuring redundant IPSec VPNRedundant IPSec VPNs 204 See Adding a phase 1 configuration for an AutoIKE VPN on205 Monitoring and Troubleshooting VPNsViewing VPN tunnel status Viewing dialup VPN connection statusGo to VPN IPSec Dialup Testing a VPN206 207 Configuring PptpPptp and L2TP VPN 208 Configuring the FortiGate unit as a Pptp gatewayAdding users and user groups Enabling Pptp and specifying an address range209 Adding an address groupAdding a firewall policy Configuring a Windows 98 client for PptpInstalling Pptp support Go to Start Settings Control Panel Network211 Configuring a Pptp dialup connectionConnecting to the Pptp VPN Configuring a Windows 2000 client for PptpGo to Start Control Panel Configuring a Windows XP client for PptpConfiguring the VPN connection 212213 Configuring L2TPGo to VPN L2TP L2TP Range Configuring the FortiGate unit as a L2TP gatewayEnabling L2TP and specifying an address range 214215 Sample L2TP address range configuration216 217 Configuring a Windows 2000 client for L2TPConfiguring an L2TP dialup connection Disabling IPSecGo to Start Settings Connecting to the L2TP VPNConfiguring a Windows XP client for L2TP Configuring an L2TP VPN dialup connection219 220 221 Network Intrusion Detection System NidsDetecting attacks 222 Configuring checksum verificationSelecting the interfaces to monitor Disabling the NidsGo to Nids Detection Signature List Viewing the signature listViewing attack descriptions 223Go to Nids Detection User Defined Signature List Enabling and disabling Nids attack signaturesAdding user-defined signatures 224225 Preventing attacksDownloading the user-defined signature list Enabling Nids attack prevention226 Setting signature threshold valuesEnabling Nids attack prevention signatures 227 Logging attack messages to the attack log Configuring synflood signature valuesValue Description Minimum Maximum Default Logging attacks229 Reducing the number of Nids attack log and email messagesAutomatic message reduction Manual message reduction230 231 General configuration stepsAntivirus protection To scan FortiGate firewall traffic for viruses Antivirus scanning232 233 File blockingBlocking files in firewall traffic Adding file patterns to blockViewing the virus list Configuring limits for oversized files and emailBlocking oversized files and emails Exempting fragmented email from blocking235 Web filtering236 Content blockingGo to Web Filter Content Block Adding words and phrases to the banned word list237 Using the FortiGate web filterURL blocking Adding URLs or URL patterns to the block list238 Clearing the URL block list239 Downloading the URL block listUploading a URL block list 240 Using the Cerberian web filterInstalling a Cerberian license key on the FortiGate unit Adding a Cerberian user to the FortiGate unitEnabling Cerberian URL filtering Configuring Cerberian web filterAbout the default group and policy To configure the Cerberian web filtering242 Script filteringEnabling the script filter Selecting script filter optionsGo to Web Filter Exempt URL Exempt URL listAdding URLs to the exempt URL list 243244 245 Email filter246 Go to Email Filter Content BlockEmail banned word list 247 Email block listEmail exempt list Adding address patterns to the email block list248 To add a subject tag Go to Email Filter ConfigAdding a subject tag Adding address patterns to the email exempt list249 Logging and reportingRecording logs 250 Recording logs on a remote computerRecording logs on a NetIQ WebTrends server 251 Filtering log messagesRecording logs in system memory 252 Example log filter configurationEnabling traffic logging for a firewall policy Configuring traffic loggingEnabling traffic logging Enabling traffic logging for an interface254 Configuring traffic filter settingsGo to Log&Report Log Setting Traffic Filter Adding traffic filter entries255 Destination IP Address Destination Netmask ServiceViewing logs saved to memory Viewing logs256 Configuring alert emailSearching logs Adding alert email addressesGo to Log&Report Alert Mail Categories Testing alert emailEnabling alert email 257258 259 Glossary260 261 262 263 IndexIndex 264FDS 265Ldap 266MIB 267RMA 268TCP 269UDP 270271 272