Network configuration, System status monitor | D-Link DFL-500

System status monitor

At the top of the display, the system status monitor shows:

CPU usage

Memory usage

Up time

Total Number of Sessions

The current CPU usage statistics of the DFL-500 NPG.

The percentage of available memory being used by the DFL-500 NPG.

The number of days, hours, and minutes since the DFL-500 NPG was last started. The total number of active communication sessions to and through the DFL-500 NPG.

Each line of the system status monitor displays the following information about each active firewall connection:

Protocol

From IP

From Port

To IP

To Port

Expire

Clear

The service type or protocol of the connection. The source IP address of the connection.

The source port of the connection.

The destination IP address of the connection. The destination port of the connection.

The time, in seconds, before the connection expires. Stop and active communication session.

Network configuration

Go to System > Network to make any of the following changes to the DFL-500 NPG network settings:

•Configuring the internal interface

•Configuring the external interface

•Configuring the management interface (Transparent mode)

•Setting DNS server addresses

DFL-500 User Manual	87

Image 87

D-Link DFL-500 Network configuration, System status monitor, CPU usage Memory usage Up time Total Number of Sessions

Contents

Link DFL-500 Regulatory Compliance Table of Contents Firewall configuration IPSec VPNs Logging and reporting Page Introduction NAT/Route mode and Transparent modeNAT/Route mode Transparent mode Customer service and technical support For more informationDFL-500 QuickStart Guide DFL-500 CLI Reference Guide Package contents Getting startedMounting Powering on Connecting to the web-based manager Initial configuration Connecting to the command line interface CLI DFL-500 loginBits per second Next steps Data bits ParityStop bits Flow control NAT/Route mode installation Preparing to configure NAT/Route modeNAT/Route mode settings Reconnecting to the web-based manager Using the setup wizardUsing the command line interface Starting the setup wizard Set system route number 1 gw1 Connecting to your networks DFL-500 NPG network connections Configuring your internal networkCompleting the configuration Setting the date and time Transparent mode settings Administrator Password Transparent mode installationPreparing to configure Transparent mode Changing to Transparent mode Set system management ip 10.10.10.2 Configuring the Transparent mode management IP address Setting the date and time Connecting to your networkConfigure the Transparent mode default gateway DFL-500 network connections Default policy Firewall configuration Adding NAT/Route mode policies Changing to NAT/Route modeGo to Firewall Policy VPN Tunnel Source Destination Schedule Service ActionAuthentication Dynamic IP Pool Fixed Port Web filter Content filtering Adding Transparent mode policies Source Destination Schedule ServiceAdding a NAT/Route Int -Ext policy Log Traffic Authentication Web filter Configuring policy lists Adding a Transparent mode Int -Ext policyPolicy matching in detail Addresses Changing the order of policies in a policy listEnabling and disabling policies Adding a firewall address Adding addressesDeleting addresses Go to Firewall Address Adding an internal address group ServicesOrganizing addresses into address groups Go to Firewall Address Group Go to Firewall Service Custom Predefined servicesProviding access to custom services Grouping services Go to Firewall Schedule One-time Adding a service groupSchedules Creating one-time schedules Go to Firewall Schedule Recurring Virtual IPsCreating recurring schedules Adding a schedule to a policy Adding static NAT virtual IPs Go to Firewall Virtual IPStatic NAT Port Forwarding Adding a static NAT virtual IP Using port forwarding virtual IPs Source Adding policies with virtual IPsGo to Firewall Policy Ext Int Adding a Port Forwarding virtual IP Destination Schedule Service Action Authentication Log Traffic Web filterIP pools Adding an IP Pool Go to Firewall IP/MAC Binding SettingIP/MAC binding Go to Firewall IP/MAC Binding Static IP/MAC Adding IP/MAC addresses Configuring IP/MAC binding for packets going to the firewall Go to Firewall IP/MAC Binding Dynamic IP/MAC IP/MAC settingsViewing the dynamic IP/MAC list Enabling IP/MAC binding Adding user names and configuring authentication Users and authenticationSetting authentication time out Adding user names and configuring authentication Disable Deleting user names from the internal databaseAdding a user name Deleting Radius servers Configuring Radius supportExample Radius configuration Adding Radius servers Adding user groups Configuring user groups Adding a user group Deleting user groups Interoperability with IPSec VPN products IPSec VPNs See Adding a remote gateway Configuring AutoIKE key IPSec VPN Configuring manual key IPSec VPN Configuring dialup VPNConfiguring a VPN concentrator for hub and spoke VPN Configuring the member VPNs Configuring the VPN concentrator Configuring IPSec redundancy Adding a remote gateway Go to VPN Ipsec Remote GatewayLocal ID About dialup VPN authentication Nat-traversal Keepalive FrequencyAdding a remote gateway Dialup User selected Main mode with no user group selected Key About DH groupsAbout the P1 proposal Local ID Empty Adding an AutoIKE key VPN tunnel About NAT traversalGo to VPN Ipsec AutoIKE Key Adding an AutoIKE key VPN tunnel About the P2 proposalAbout replay detection Autokey Keep Alive Concentrator Adding a manual key VPN tunnel About perfect forward secrecy PFSGo to VPN Ipsec Manual Key Adding a manual key VPN tunnel Adding a VPN concentrator Adding a VPN concentrator Adding an encrypt policy Go to Firewall Policy Int-Ext Adding an encrypt policyVPN Tunnel Allow inbound Allow outbound Inbound Viewing VPN tunnel status Testing a VPN Viewing dialup VPN connection statusAutoIKE key tunnel status Page Pptp and L2TP VPNs Pptp VPN configuration Configuring the DFL-500 NPG as a Pptp gateway Go to VPN Pptp Pptp RangePptp VPN between a Windows client and the DFL-500 NPG Source Destination Service Action Example Pptp Range configuration L2TP VPN between a Windows client and the DFL-500 NPG L2TP VPN configurationConfiguring the DFL-500 NPG as an L2TP gateway Go to VPN L2TP L2TP Range Sample L2TP address range configuration Configuring content filtering Web content filteringEnabling web content Filtering Blocking web pages that contain unwanted content Changing the content block message Clearing the banned word listBacking up and restoring the banned word list Blocking access to URLs Configuring URL blockingGo to Web Filter URL Block Uploading a URL block list Clearing the URL block listChanging the URL block message Downloading the URL block list Exempting URLs from content or URL blocking Removing scripts from web pagesGo to Web Filter Script Filter Go to Web Filter Exempt URL Adding URLs to the Exempt URL ListClearing the Exempt URL list Downloading the Exempt URL list Uploading an Exempt URL list Recording logs on a remote computer Configuring LoggingGo to Log&Report Log setting Logging and reporting Configuring alert email Example log settingsSelecting what to log Go to System Network DNS Configuring alert email System status Administration Execute ping Upgrading the DFL-500 NPG firmware Enter Tftp Server Address Enter Local AddressEnter File Name image.out Displaying the DFL-500 NPG serial number Backing up system settingsRestoring system settings Restoring system settings to factory defaults Changing to Transparent mode Restarting the DFL-500 NPG Shutting down the DFL-500 NPGSystem status monitor Protocol From IP From Port To IP To Port Expire Clear Network configurationSystem status monitor CPU usage Memory usage Up time Total Number of Sessions Go to System Network Interface Configuring the internal interfaceConfiguring the external interface Configuring the internal interface Configuring the external interface with a static IP address Configuring the external interface Configuring the external interface for PPPoE Https Ping SSH Snmp Adding routing gateways Configuring routingConfiguring the management interface Transparent mode Setting DNS server addresses Adding a default route Adding routes to the routing tableGo to System Network Routing Table Go to System Network Routing Configuring the routing tableAdding routes Transparent mode Enabling RIP server support Starting IP Ending IP Netmask Lease Duration Domain Providing Dhcp services to your internal networkDefault Route Exclusion Range Go to System Network Dhcp System configuration Sample Dhcp settingsExample Dynamic IP list Setting system date and time Go to System Config TimeExample date and time setting Read Write Only Adding and editing administrator accountsGo to System Config Admin Changing web-based manager options Go to System Config Snmp Configuring Snmp 100 101 Glossary 102 103 104 Index 105 CLI 106 Dhcp 107 Snmp 108 PFS 109 Transparent mode manual key Adding VPN tunnel IPSec VPN 110 NTP 111 Pptp 112 Smtp 113 VPN 114 IPSec VPN Remote Gateway user groups Deleting 115 116 Technical Support 117 Registration Card 118 119 Limited Warranty 120 121 122 Registration