TD-W8980

N600 Wireless Dual Band Gigabit ADSL2+ Modem Router User Guide

22

4.5.1 WAN Settings

Choose “

Network

”

Æ

“

WAN Settings

”, and you will see the WAN Port Information Table in the

screen similar to Figure 4-3, which describes the WAN port settings and the relevant manipulation

to each interface. There are five different configurations for the connection types, which are Static

IP, Dynamic IP, PPPoE, PPPoA, IPoA and Bridge. You can select the corresponding types

according to your needs.

Figure 4-3

Click

Add

to add a new entry, you can configure the parameters for ATM and WAN Service in the

next screen (shown in Figure 4-4).

Figure 4-4

TD-W8980

N600 Wireless Dual Band Gigabit ADSL2+ Modem Router User Guide

23

4.5.1.1 Static IP

Select this option if your ISP provides static IP information to you. You should set static IP address,

IP subnet mask, and gateway address in the screen below.

Figure 4-5

ATM Configuration:

¾

VPI (0~255):

Identifies the virtual path between endpoints in an ATM network. The valid range

is from 0 to 255. Please input the value provided by your ISP.

¾

VCI (1~65535):

Identifies the virtual channel endpoints in an ATM network. The valid range is

from 1 to 65535 (1 to 31 is reserved for well-known protocols). Please input the value

provided by your ISP.

Click

Advance

, advanced selections of ATM Configuration can be shown.

¾

Encapsulation Mode:

Select the encapsulation mode for the Static IP Address. Here you

can leave it default.

¾

ATM Qos Type:

Select ATM Qos Type provided by ISP, and the type is UBR by default.

WAN Service Setup:

¾

Enable IPv4

：

Check the box to enable IPv4.

¾

IP Address:

Enter the IP address in dotted-decimal notation provided by your ISP.

TD-W8980

N600 Wireless Dual Band Gigabit ADSL2+ Modem Router User Guide

24

¾

Subnet Mask:

Enter the subnet Mask in dotted-decimal notation provided by your ISP,

usually is 255.255.255.0.

¾

Default Gateway

(Optional): Enter the gateway IP address in dotted-decimal notation

provided by your ISP.

¾

DNS Server/ Secondary DNS Server:

Here you can set DNS Server (at least one) manually.

The Route will use this DNS Server for priority.

¾

Enable IPv6:

Check the box to enable IPv6.

¾

IPv6 Address:

Enter the IPv6 address provided by your ISP.

¾

Prefix Length:

Enter the prefix length of the IPv6 address. The default value is 64.

¾

IPv6 Gateway:

Enter the gateway IPv6 address provided by your ISP.

¾

IPv6 DNS Server / Secondary IPv6 DNS Server:

Here you can set IPv6 DNS Server (at

least one) manually. The Route will use this IPv6 DNS Server for priority.

¾

Default Gateway:

Select a WAN Interface from the drop-down list as the IPv4 default

gateway.

¾

IPv6 Default Gateway:

Select a WAN Interface from the drop-down list as the IPv6 default

gateway.

Click

Advance

, advanced selections of WAN Service Setup can be shown.

¾

MTU (bytes):

Maximum Transmission Unit Size. Check this box then you can change the MTU

size. The default

MTU

value is 1500 Bytes. It is not recommended that you change the default

value unless required by your ISP.

¾

Enable NAT:

This technology translates the IP addresses of a local area network to a different

IP address for the Internet. If this modem router is hosting your network’s connection to the

Internet, please select the check box. If another Router exists in your network, you don’t need

to select the option.

¾

Enable Fullcone NAT:

It is a type of NAT, if not enabled, the default NAT will act.

¾

Enable SPI Firewall:

A SPI firewall enhances network’s security. Select the option to use a

firewall, or else without a firewall.

¾

Enable

IGMP Proxy

: IGMP (Internet Group Management Protocol) is used to manage

multicasting on TCP/IP networks. Some ISPs use IGMP to perform remote configuration for

client devices, such as the modem router. The default value is disabled, and if you are not sure,

please contact your ISP or just leave it.

Click the

Save

button to save the settings.

4.5.1.2 Dynamic IP

Select this option, the modem router will be able to obtain IP network information dynamically from

a DHCP server provided by your ISP.

TD-W8980

N600 Wireless Dual Band Gigabit ADSL2+ Modem Router User Guide

25

Figure 4-6

Click

Advance

, advanced selections for WAN Service Setup can be shown.

¾

MTU (bytes):

Maximum Transmission Unit Size. Check this box then you can change the MTU

size. The default

MTU

value is 1500 Bytes. It is not recommended that you change the default

value unless required by your ISP.

¾

Enable NAT:

This technology translates the IP addresses of a local area network to a different

IP address for the Internet. If this modem router is hosting your network’s connection to the

Internet, please select the check box. If another Router exists in your network, you don’t need

to select the option.

¾

Enable Fullcone NAT

: It is a type of NAT, if not enabled, the default NAT will act.

¾

Enable SPI Firewall:

A SPI firewall enhances network’s security. Select the option to use a

firewall, or else without a firewall.

¾

Enable

IGMP Proxy

: IGMP (Internet Group Management Protocol) is used to manage

multicasting on TCP/IP networks. Some ISPs use IGMP to perform remote configuration for

client devices, such as the modem router. The default value is disabled, and if you are not sure,

please contact your ISP or just leave it.

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N600 Wireless Dual Band Gigabit ADSL2+ Modem Router User Guide

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¾

Get IP with Unicast:

This is disabled

by default. The minority of DHCP Server of ISP will not

support to enable this. When the Route is connected right but IP cannot get, you can select

this box.

¾

Set DNS Server manually:

Choose

“Set DNS Server manually”, you can set DNS Server

manually here. The modem router will use this DNS Server for priority.

¾

Get IPv6 Address with Unicast:

This is disabled

by default. The minority of DHCPv6 Server

of ISP will not support to enable this. When the modem router is connected right but IPv6

address cannot get, you can select this box.

¾

Set IPv6 DNS Server manually:

Choose

“Set IPv6 DNS Server manually”, you can set IPv6

DNS Server manually here. The modem router will use this IPv6 DNS Server for priority.

¾

Host Name:

Here displays model No. of your modem router.

Click the

Save

button to save the settings.

4.5.1.3 PPPoE

If your ISP provides a

PPPoE

connection and you need to use an ATM Interface, choose

PPPoE

in the drop-down list, and then the screen will be displayed as below.