N300 Wireless Dual Band ADSL2+ Modem Router DGND3300v2 User Manual
Settings |
| Description |
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Internet IP Address | • Get Dynamically from ISP. Your ISP uses DHCP to assign your IP | |
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| address. Your ISP automatically assigns these addresses. |
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| • Use Static IP Address. Enter the IP address that your ISP assigned. |
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| Also enter the IP subnet mask and the gateway IP address. The |
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| gateway is the N300 Wireless Dual Band ADSL2+ Modem Router |
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| DGND3300v2. |
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| • Use IP Over ATM (PoA). This option is only available if your ISP does |
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| not require a log in. |
Domain Name Server (DNS) | The DNS server is used to look up site addresses based on their names. | |
Address |
| • Get Automatically from ISP. Your ISP uses DHCP to assign your DNS |
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| servers. Your ISP automatically assigns this address. |
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| • Use These DNS Servers. If you know that your ISP does not |
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| automatically transmit DNS addresses to the N300 wireless modem |
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| router during login, select this option, and enter the IP address of your |
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| ISP’s primary DNS server. If a secondary DNS server address is |
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| available, enter it also. |
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NAT (Net Address Translation) | NAT automatically assigns private IP addresses (10.1.1.x) to | |
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| • Enable. Usually NAT is enabled. |
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| • Disable. This disables NAT, but leaves the firewall active. Disable NAT |
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| only if you are sure that you do not require it. When NAT is disabled, |
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| only standard routing is performed by this router. Classical routing lets |
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| you directly manage the IP addresses that the N300 wireless modem |
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| router uses. Classical routing should be selected only by experienced |
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| usersa. |
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| • Disable firewall. This disables the firewall in addition to disabling NAT. |
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| With the firewall disabled, the protections usually provided to your |
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| network are disabled. |
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This field | Router MAC | Your computer’s local address is its unique address on your network. This |
appears only | Address | is also referred to as the computer’s MAC (Media Access Control) |
if your ISP |
| address. |
does not |
| • Use Default MAC Address. This is the usual setting. |
require a |
| • Use Computer MAC address. If your ISP requires MAC |
login. |
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| authentication, you can use this setting to disguise the N300 wireless | |
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| modem router’s MAC address with the computer’s own MAC address. |
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| • Use This MAC Address. If your ISP requires MAC authentication, you |
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| can manually type the MAC address for a different computer. The |
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| format for the MAC address is XX:XX:XX:XX:XX:XX. |
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a. Disabling NAT reboots the N300 wireless modem router and resets its configuration settings to the factory defaults. Disable NAT only if you plan to install the N300 wireless modem router in a setting where you will be manually administering the IP address space on the LAN side of the router.
