15

Chapter 5: Configuring the ADSL2 Modem

Basic Setup

ADSL2 Modem with USB and Ethernet

RFC 2516 PPPoE

Some DSL-based ISPs use PPPoE (Point-to-Point Protocol over Ethernet) to establish Internet connections.

Check with your ISP to see if they use PPPoE. If they do, you will have to enable PPPoE.

•

User Name and Password. Enter the User Name and Password provided by your ISP.

•

Keep Alive: Redial Period. If you select this option, the Modem will periodically check your Internet

connection. If you are disconnected, then the Modem will automatically re-establish your connection. To

use this option, click the radio button next to

Keep Alive

. In the Redial Period field, you specify how often

you want the Modem to check the Internet connection.

The default Redial Period is 1 minute.

•

Connect on Demand: Max Idle Time. You can configure the Modem to disconnect the Internet connection

after it has been inactive for a specified period of time (Max Idle Time). If your Internet connection has

been terminated due to inactivity, Connect on Demand enables the Modem to automatically re-establish

your connection as soon as you attempt to access the Internet again. If you wish to activate

Connect on

Demand

, click the radio button. In the Max Idle Time field, enter the number of minutes you want to have

elapsed before your Internet connection terminates.

When finished making your changes on this tab, click the

Save Settings

button to save these changes, or

click the

Cancel Changes

button to undo your changes.

RFC 2364 PPPoA

Some DSL-based ISPs use PPPoA (Point-to-Point Protocol over ATM) to establish Internet connections. Check

with your ISP to see if they use PPPoA. If they do, you will have to enable PPPoA.

•

User Name and Password. Enter the User Name and Password provided by your ISP.

•

Keep Alive Option: Redial Period. If you select this option, the Modem will periodically check your Internet

connection. If you are disconnected, then the Modem will automatically re-establish your connection. To

use this option, click the radio button next to

Keep Alive

. In the Redial Period field, you specify how often

you want the Modem to check the Internet connection. The default Redial Period is 1 minute.

•

Connect on Demand: Max Idle Time. You can configure the Modem to cut the Internet connection after it

has been inactive for a specified period of time (Max Idle Time). If your Internet connection has been

terminated due to inactivity, Connect on Demand enables the Modem to automatically re-establish your

connection as soon as you attempt to access the Internet again. If you wish to activate

Connect on

Demand

, click the radio button. In the Max Idle Time field, enter the number of minutes you want to have

elapsed before your Internet connection terminates.

Figure 5-4: PPPoE

Figure 5-5: PPPoA

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Chapter 5: Configuring the ADSL2 Modem

Basic Setup

ADSL2 Modem with USB and Ethernet

When finished making your changes on this tab, click the

Save Settings

button to save these changes, or

click the

Cancel Changes

button to undo your changes.

Bridged Mode Only

If you would like to use your Modem as a bridge, which makes the Modem act like a standalone modem

(without NAT or Routing), select

Bridged Mode Only

.

When finished making your changes on this tab, click the

Save Settings

button to save these changes, or

click the

Cancel Changes

button to undo your changes.

Optional Settings

(Required by some ISPs)

Some of these settings may be required by your ISP. Verify with your ISP before making any changes.

Host Name and Domain Name. These fields allow you to supply a host and domain name for the Router. Some

ISPs require these names as identification. You may have to check with your ISP to see if your broadband Internet

service has been configured with a host and domain name. In most cases, leaving these fields blank will work.

Status. The status of your connection is displayed.

Network Setup

•

Modem IP. The values for the Modem’s Local IP Address and Subnet Mask are shown here. In most cases,

keeping the default values will work.

•

Local IP Address. The default value is 192.168.1.1.

•

Subnet Mask. The default value is 255.255.255.0.

•

Network Address Server Settings (DHCP). A Dynamic Host Configuration Protocol (DHCP) server automatically

assigns an IP address to each computer on your network for you. Unless you already have one, it is highly

recommended that you leave the Modem enabled as a DHCP server.

•

Local DHCP Server. If you enable the DHCP Server or DHCP Relay for the Local DHCP server, enter the IP

adresss for the DHCP server in the fields.

•

Start IP Address. Enter a value for the DHCP server to start with when issuing IP addresses. This value

must be 192.168.1. 2 or greater, because the default IP address for the Modem is 192.168.1.1.

Figure 5-6: Bridged Mode Only

Figure 5-7: Network Setup

17

Chapter 5: Configuring the ADSL2 Modem

Administration Tab

ADSL2 Modem with USB and Ethernet

•

Number of Address. Enter the maximum number of computers that you want the DHCP server to assign IP

addresses to. This number cannot be greater than 253. By default, as shown in Figure 5-9, the range is

192.168.1.2 to 192.168.1.254.

•

IP Address Range. The range of DHCP addresses is displayed here.

•

Client Lease Time. Enter the hours and minutes in the fields.

When finished making your changes on this tab, click the

Save Settings

button to save these changes, or click

the

Cancel Changes

button to undo your changes.

Administration Tab

Security

Modem Password. To ensure the Modem’s security, you will be asked for your password when you access the

Modem’s Web-based Utility. The default user name and password is admin.

•

User name. Enter the default

admin

. It is strongly recommended that you change the default user name to

one of your choice.

•

Modem Password. It is recommended that you change the default password to one of your choice.

•

Re-enter to confirm. Re-enter the Modem’s new Password to confirm it.

System Log

System Log. This screen displays log messages and the current status of the DSL connection. Click the

Refresh

button to refresh the screen.

Figure 5-8: Modem Password

Figure 5-9: System Log

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Chapter 5: Configuring the ADSL2 Modem

Diagnostics

ADSL2 Modem with USB and Ethernet

Diagnostics

Ping Test. This feature is used to find out if an IP Address is operating and available to receive and respond to

traffic.

•

Ping Target IP. Enter the IP Address that you want to ping in the field. This can be either a local (LAN) IP or an

Internet (WAN) IP address.

•

Ping Size. Enter the size of the ping packets.

•

Number of Pings. Enter the number of times that you want to ping.

Click the

Start Test

button to start the Ping Test. Click the

Clear

button to remove the results from the screen.

Factory Default

Restore Factory Defaults. If you wish to restore the Modem to its factory default settings and lose all your

settings, click

Yes

.

To begin the restore process, click the

Save Settings

button to save these changes, or click the

Cancel Changes

button to undo your changes.

Figure 5-10: Ping Test

Figure 5-11: Restore Factory Default

IMPORTANT:

Restoring the ADSL2 Modem's

factory default settings will erase all of your

settings and replace them with the factory

defaults. Do not reset the ADSL2 Modem if you

want to retain the settings.

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Chapter 5: Configuring the ADSL2 Modem

Status Tab

ADSL2 Modem with USB and Ethernet

Status Tab

Firmware Upgrade

To upgrade the Modem’s firmware:

1.

Go to the Linksys website at www.linksys.com/international and download the firmware that you want to use.

Extract or unzip the file.

1.

Click the

Browse

button to find the firmware upgrade file that you downloaded from the Linksys website and

then extracted.

2.

Double-click the firmware file you downloaded and extracted.

Click the

Update

button, and follow the

instructions there.

Status Tab

Modem

This screen displays information about your Modem and its Internet connection.

Modem Information

Modem Information displays the Software Version, MAC Address, Data Rate Down/Up, Path Mode, and LOS Errors.

Internet Connections

The Internet Connections will be displayed after selecting the Internet connection number from the drop-down

menu. They are the ADSL Link, PPP Login, Internet IP address, Internet Netmask, Internet Gateway, and System

Up Time.

Figure 5-12: Firmware Upgrade

Figure 5-13: Modem Information