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Chapter 5: Configuring the ADSL Gateway

The Administration Tab

ADSL Gateway

SNMP

SNMP is a popular network monitoring and management protocol. To enable SNMP, click

Enabled

. To disable

SNMP, click

Disabled

.

If enabled, then specify the IP address(es) allowed to have SNMP access. Select

All

to allow all IP addresses with

no restrictions,

IP address

to specify a single IP address, or

IP range

to specify a range of IP addresses.

•

Device Name. Enter the name of the Gateway.

•

SNMP V1/V2: Get Community. Enter the password that allows read-only access to the Gateway’s SNMP

information.

•

Set Community. Enter the password that allows read/write access to the Gateway’s SNMP information.

•

SNMP V3. Click

Enable

if you wish to manage the Gateway using SNMP version 3.

•

Rw User. Enter a name for the user who will have read/write access to the Gateway’s settings. The default

name is

v3rwuser

.

•

Authentication protocol and password. Select an authentication protocol and enter a password. It is

recommended that the password be at least eight characters long.

•

Privacy protocol and password. To enable encryption of SNMP version 3 communications, select

CBC-DES

and enter a password. If encryption is not desired, select

None

.

•

Trap Management: Trap to. Enter the IP address of the computer that will receive trap messages.

UPnP

UPnP allows Windows Me and XP to automatically configure the Gateway for various Internet applications, such

as gaming and videoconferencing.

•

UPnP. To enable UPnP, click

Enable

. Otherwise, click

Disable

.

•

Please select a PVC connection to bind. Select the number of the PVC over which the applications requiring

UPnP will run.

IGMP-Proxy

If your multimedia application or device is not working properly behind the Gateway, then you can enable IGMP-

Proxy to allow multicast traffic through the Gateway.

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Chapter 5: Configuring the ADSL Gateway

The Administration Tab

ADSL Gateway

•

PVC Available. Select the number of the PVC over which you wish IGMP-Proxy to work.

•

IGMP Proxy. To use this feature, select

Enable

. Otherwise, select

Disable

.

IGMP-Snooping

The multicast packets used by some multimedia applications are treated as broadcast packets and sent to all of

the Gateway’s LAN ports. If this results in too much traffic going to ports over which the application is not being

used, you can enable IGMP snooping to ensure correct routing of multicast traffic.

•

IGMP Snooping. To use this feature, select

Enable

. Otherwise, select

Disable

.

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.

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Chapter 5: Configuring the ADSL Gateway

The Administration Tab

ADSL Gateway

The Reporting Tab

The

Reporting

screen provides you with a log of all incoming and outgoing URLs or IP addresses for your Internet

connection. It also provides logs for VPN and firewall events.

Reporting

•

Log. To enable log reporting, click

Enable

.

•

Logviewer IP Address. Enter the IP Address of the computer that will receive logs. You will need Logviewer

software to view these logs. This free software is available for download from www.linksys.com.

Email Alerts

•

E-Mail Alerts. To enable E-Mail Alerts, click

Enable

.

•

Denial of Service Thresholds. Enter the number of Denial of Service attacks that will trigger an e-mail alert.

•

SMTP Mail Server. Enter the IP address of the SMTP server.

•

E-Mail Address for Alert Logs. Enter the e-mail address that will receive alert logs.

•

Return E-Mail address. Enter the return address for the e-mail alerts.

To view the logs, click the

View Logs

button. A new screen will appear. From the drop-down menu, you can

select which log you want to view. Click the

Clear

button to clear the log information. Click the

pageRefresh

button to refresh the information. Click the

Previous Page

button to go to the previous page of information. Click

the

Next Page

button to move to the next page of information.

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.

Figure 5-35: Reporting

Figure 5-36: System Log

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Chapter 5: Configuring the ADSL Gateway

The Administration Tab

ADSL Gateway

The Diagnostics Tab

Ping Test

Ping Test Parameters

•

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

(WAN) IP address.

•

Ping Size. Enter the size of the packet.

•

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

•

Ping Interval. Enter the ping interval (how often the target IP address will be pinged) in milliseconds.

•

Ping Timeout. Enter the ping timeout (how long before the ping test times out) in milliseconds.

Click the

Start Test

button to start the Ping Test.

•

Ping Result. The results of the ping test will be shown here.

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.

The Backup&Restore Tab

The Backup&Restore tab allows you to back up and restore the Gateway’s configuration file.

Backup Configuration

To back up the Gateway’s configuration file, click the

Backup

button. Then follow the on-screen instructions.

Restore Configuration

To restore the Gateway’s configuration file, click the

Browse

button. Then follow the on-screen instructions to

locate the file. After you have selected the file, click the

Restore

button.

Figure 5-38: Backup&Restore

Figure 5-37: Ping Test

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39

Chapter 5: Configuring the ADSL Gateway

The Administration Tab

ADSL Gateway

The Factory Defaults Tab

Restore Factory Defaults. If you wish to restore the Gateway 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.

The Firmware Upgrade Tab

The Gateway allows you to upgrade firmware from the LAN (Local Area Network) side of the Gateway.

Upgrade from LAN

To upgrade the Gateway’s firmware from the LAN:

1.

Download the Gateway’s firmware upgrade file from www.linksys.com.

1.

Extract the file on your computer.

1.

Click the

Browse

button to find the firmware upgrade file.

2.

Double-click the firmware file that you have downloaded and extracted.

3.

Click the

Upgrade

button, and follow the on-screen instructions.

To cancel the firmware upgrade, click the

Cancel Upgrade

button.

The Reboot Tab

This screen allows you to do a soft or hard reboot of the Gateway. In most cases you should use the hard reboot.

The soft reboot is similar to restarting your computer without physically powering down the computer.

Reboot

Reboot Mode. To reboot your Gateway, select

Hard

or

Soft

. Choose

Hard

to power cycle the Gateway or

Soft

. to

restart it without a power cycle.

To begin the reboot process, click the

Save Settings

button. When a screen appears asking you if you really want

to reboot the Gateway, click

OK

.

Click the

Cancel Changes

button if you want to cancel the reboot.

Figure 5-41: Reboot

Figure 5-40: Firmware Upgrade

Figure 5-39: Factory Defaults

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