RangeMax Wireless-N DSL Gigabit Modem Router DGN3500 User Manual

Table 1-1. Basic Settings screen fields

Settings

 

Description

 

 

 

Domain Name Server (DNS) Address

The DNS server is used to look up site addresses based on

 

 

their names.

 

 

Get Automatically from ISP. Your ISP uses DHCP to

 

 

assign your DNS servers. Your ISP automatically assigns

 

 

this address.

 

 

Use These DNS Servers. If you know that your ISP does

 

 

not automatically transmit DNS addresses to the modem

 

 

router during login, select this option, and enter the IP

 

 

address of your ISP’s primary DNS server. If a secondary

 

 

DNS server address is available, enter it also.

 

 

NAT (Net Address Translation)

NAT automatically assigns private IP addresses (10.1.1.x) to

 

 

LAN-connected devices.

 

 

Enable. Usually NAT is enabled.

 

 

Disable. This disables NAT, but leaves the firewall active.

 

 

Disable NAT only if you are sure that you do not require it.

 

 

When NAT is disabled, only standard routing is performed

 

 

by this router. Classical routing lets you directly manage the

 

 

IP addresses that the modem router uses. Classical routing

 

 

should be selected only by experienced users*

 

 

Disable firewall. This disables the firewall in addition to

 

 

disabling NAT. With the firewall disabled, the protections

 

 

usually provided to your network are disabled.

 

 

 

These fields

Router MAC Address

The Ethernet MAC address that will be used by the modem

appear only if no

 

router on the Internet port. Some ISPs register the Ethernet

login is required.

 

MAC address of the network interface card in your computer

 

 

when your account is first opened. They will then accept traffic

 

 

only from the MAC address of that computer. This feature

 

 

allows your modem router to masquerade as that computer by

 

 

“cloning” its MAC address.

 

 

Use Default Address. Use the default MAC address.

 

 

Use Computer MAC Address. The modem router will

 

 

capture and use the MAC address of the computer that you

 

 

are now using. You must be using the one computer that is

 

 

allowed by the ISP.

 

 

Use This MAC Address. Enter the MAC address that you

 

 

want to use.

*. Disabling NAT reboots the modem router and resets its configuration settings to the factory defaults. Disable NAT only if you plan to install the modem router in a setting where you will be manually administering the IP address space on the LAN side of the router.

1-7

Connecting Your Router to the Internet

v1.0, November 2009

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NETGEAR DGN3500-100NAS user manual Get Automatically from ISP. Your ISP uses Dhcp to, Want to use