D-Link NetDefend DFL Series Quick Manual / User Manual

NetDefend Firewall series Scenario: How to configure Transparent Mode in DHCP Network Environment Platform Compatibility: All NetDefend Firewall Series Last update: 2008-03-07 Overview In this document, the notation Objects->Address book means that in the tree on the left side of the screen Objects first should be clicked (expanded) and then Address Book. Most of the examples in this document are adapted for the DFL-80 ...

This scenario shows how a firewall in Transparent Mode can be placed into an existing DHCP network between an Internet access router and LAN, without the need to reconfigure clients in LAN. The WAN and LAN interfaces of the firewall will be configured to operate in Transparent Mode. It is preferred to configure IP addresses on the WAN and LAN interfaces, as this can improve performance during au ...

Edit the following items: Change lan_ip to 192.168.1.1 Change lannet to 192.168.1.0/24 Change wan1_ip to 192.168.1.101 Change wan1net to 192.168.1.0/24 Add a new IP4 Host/Network object: Name: gw-world IP Address: 192.168.1.254 Click OK. Go to Interfaces -> Ethernet: Make sure the lan interface has the following settings: IP Address: lan_ip Network: lannet Default Gateway: (None) Select Ena ...

Many companies are in DHCP network environment, here will introduce how to configure your firewall which can allow your DHCP server or ISP DHCP server to offers IP address for network clients in transparent mode. Go to Objects ->Address book -> InterfaceAddresses: Add DHCP server address object For example: Name: DHCP_server IP address: 192.168.1.250 Click OK. Go to System ->DHCP ->DHCP Relays: Add DCHP r ...