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Figure 4-7



PPP Username/Password/Confirm Password

: Enter the User Name, Password and

Confirm Password provided by your ISP. These fields are case-sensitive.



Connection Mode:

For PPPoE connection, you can select

Always on

or

Connect on

demand

or

Connect manually

. Connect on demand is dependent on the traffic. If there is no

traffic (or

Idle

) for a pre-specified period of time, the connection will tear down automatically.

And once there is traffic send or receive, the connection will be automatically on.



Authentication Type

: Select the

Authentication Type

from the drop-down list, the default

method is

AUTO_AUTH

, and you can leave it as a default setting.



Enable IPv4:

Check this box to enable IPv4.



Enable IPv6:

Check this box to enable IPv6.



Default Gateway:

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

gateway.

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

IPv6 Default Gateway:

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

gateway.

Click

Advance

, advanced selections for WAN Service Setup can be shown.



Service Name/Server Name

: Enter the Service Name and Server Name if it was provided by

your ISP. You can leave them blank, if the ISP doesn’t provide them.



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.



Enable Fullcone NAT

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



Enable SPI Firewall:

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

firewall, or else without a firewall.



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.



Use IP address specified by ISP:

Choose “Use IP address specified by ISP”, you can enter

the IP address provided by your ISP.



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.



Use IPv6 address specified by ISP:

Choose “Use IPv6 address specified by ISP”, you can

enter the IPv6 address provided by your ISP.



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.

Click the

Save

button to save the settings.

4.5.1.4 PPPoA

If your ISP provides a

PPPoA

connection and you need to use an ATM Interface, choose

PPPoA

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

The configuration is similar to

PPPoE

. Please refer to the section

4.5.1.3 PPPoE

to configure this

part.

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Figure 4-8

4.5.1.5 IPoA

If your ISP provides an IPoA connection, select

IPoA

option for the

Connection Type

on the

screen.

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Figure 4-9



IP Address/Subnet Mask:

Enter the IP Address and Subnet Mask provided by ISP. If you

forget, you can ask your ISP.



DNS Server/Secondary DNS Server:

Type in your preferred DNS server.



Default Gateway:

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

gateway.

4.5.1.6 Bridge

If you select this type of connection, the modem can be configured to act as a bridging device

between your LAN and your ISP. Bridges are devices that enable two or more networks to

communicate as if they are two segments of the same physical LAN.

Figure 4-10

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

Note:

After you finish the Internet configuration, please click

Save

to make the settings take effect.

4.5.2 Interface Grouping

Choose “

Network

”



“

Interface

Grouping

”, you can view all the current groups on this page

(shown in Figure 4-11).

Figure 4-11



Enable the Virtual LAN Ports feature:

Virtual LAN (VLAN) is a group of devices on one or

more LANs that are configured so that they can communicate as if they were attached to the

same LAN. Because VLANs are based on logical instead of physical connections, it is very

flexible for user/host management, bandwidth allocation and resource optimization. If you

want to active Interface Grouping function, please check the box to enable the Virtual LAN

Ports feature.



Note:

It is not allowed to disable the VLAN with Ethernet Connection enabled.

To support this feature, you must create mapping groups with appropriate LAN and WAN

interfaces using the

Add

button. The

Remove

button will remove the grouping and add the

ungrouped interfaces to the Default group. Only the default group has IP interface.

Click the

Add

button. You can add a new interface group in the next screen. For example, you

want LAN1 and LAN3 to be a group called Group 1 over br_8_35_0 WAN interface, you can refer

to the following figure.