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Statistics

To view statistics, on the Router Status screen, click

Show Statistics

.

Figure 36.

The following table describes the N300 wireless modem router statistics.

•

To change the polling frequency, enter a time in seconds in the Poll Interval field, and click

Set Interval

.

•

To stop the polling, click

Stop

.

Negotiation

Success or Failed.

Authentication

Success or Failed.

Obtaining IP Address

The IP address assigned to the WAN port by the ADSL Internet Service Provider.

Obtaining Network

Mask

The network mask assigned to the WAN port by the ADSL Internet Service Provider.

Item

Description

System Up Time

The time elapsed since the N300 wireless modem router was last restarted.

Port

The statistics for the WAN (Internet) and LAN (Ethernet) ports. For each port, the screen

displays:

Status

The link status of the port.

TxPkts

The number of packets transmitted on this port since reset or manual clear.

RxPkts

The number of packets received on this port since reset or manual clear.

Collisions

The number of collisions on this port since reset or manual clear.

Tx B/s

The current transmission (outbound) bandwidth used on the WAN and LAN ports.

Rx B/s

The current reception (inbound) bandwidth used on the WAN and LAN ports.

Up Time

The time elapsed since this port acquired the link.

Poll Interval

The intervals at which the statistics are updated in this screen.

Item

Description

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N300 Wireless Dual Band ADSL2+ Modem Router DGND3300v2 User Manual

Viewing a List of Attached Devices

The Attached Devices table lists all IP devices that the N300 wireless modem router has

discovered on the local network. From the main menu, under Maintenance, select

Attached

Devices

to view the table.

Figure 37.

For each device, the table shows the IP address, NetBIOS host name or device name (if

available), and the Ethernet MAC address. To force the N300 wireless modem router to look

for attached devices, click

Refresh

.

Note:

If the N300 Wireless Modem Router is rebooted, the table data is

lost until the N300 wireless modem router rediscovers the devices.

Managing the Configuration File

The configuration settings of the N300 wireless modem router are stored within the unit in a

configuration file. You can back up (save) this file to your computer, restore it, or reset it to the

factory default settings. From the main menu, select

Maintenance > Backup Settings

.

Figure 38.

The following sections describe the available options.

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Backing Up and Restoring the Configuration

The Restore and Backup options in the Backup Settings screen let you save and retrieve a

file containing your N300 wireless modem router’s configuration settings.

To save your settings, click

Backup

. Your browser extracts the configuration file from the

N300 wireless modem router and prompts you for a location on your computer to store the

file. You can give the file a meaningful name at this time, such as

comcast.cfg.

Tip:

Before saving your configuration file, change the administrator password

to the default,

password

. Then change it again after you have saved the

configuration file. If you forget the password, you will need to reset the

configuration to factory defaults.

To restore your settings from a saved configuration file, enter the full path to the file on your

computer, or click

Browse

to browse to the file. When you have located it, click

Restore

to

send the file to the N300 wireless modem router. The N300 wireless modem router then

reboots automatically.

WARNING!

Do not interrupt the reboot process.

Erasing the Configuration

Under some circumstances (for example, if you move the N300 wireless modem router to a

different network or if you have forgotten the password), you might want to erase the

configuration and restore the factory default settings. After an erase, the N300 wireless

modem router’s user name is

admin

, the password is

password

, the LAN IP address is

192.168.0.1

, and its DHCP server is enabled.

•

To erase the configuration, click the

Erase

button in the Backup Settings screen.

•

To restore the factory default configuration settings when you do not know the login

password or IP address, you must use the

Restore Factory Settings

button on the rear

panel of the N300 wireless modem router (see

Restoring the Factory Configuration

Settings

on page

147).

Running Diagnostic Utilities and Rebooting the Router

The N300 wireless modem router has a diagnostics feature. In the main menu, select

Maintenance > Diagnostics

to display the following screen:

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Figure 39.

You can use the Diagnostics screen to perform the following functions from the N300

wireless modem router:

•

Ping an IP address to test connectivity to see if you can reach a remote host.

•

Perform a DNS lookup to test if an Internet name resolves to an IP address to verify that

the DNS server configuration is working.

•

Display the Routing table to identify what other N300 wireless modem routers the N300

wireless modem router is communicating with.

•

Reboot the N300 wireless modem router to enable new network configurations to take

effect or to clear problems with the N300 wireless modem router’s network connection.

Enabling Remote Management Access

The remote management feature allows you to upgrade or check the status of your N300

wireless modem router through the Internet. From the main menu, select

Advanced >

Remote Management

.

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Figure 40.

Note:

Be sure to change the N300 wireless modem router’s default

configuration password to a very secure password. The ideal

password should contain no dictionary words from any language,

and should be a mixture of letters (both uppercase and lowercase),

numbers, and symbols. Your password can be up to 30 characters.

To configure your N300 wireless modem router for remote management:

1.

Select the

Turn Remote Management On

check box.

2.

Under Allow Remote Access By, specify what external IP addresses will be allowed to

access the N300 wireless modem router’s remote management.

Note:

For enhanced security, restrict access to as few external IP

addresses as practical.

•

To allow access from any IP address on the Internet, select

Everyone

.

•

To allow access from a range of IP addresses on the Internet, select

IP Address

Range

.

Enter a beginning and ending IP address to define the allowed range.

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