51

Figure 11. Example of DDNS Page

To activate the DDNS client:

1

Go to the DynDNS website and create an account for the

Dynamic DNS

service.

2

You will create a

username

and

password

, and be asked to choose a

host name

for your server, and the dynamic DNS domain to which your host will be assigned.

3

You will also be asked for your host’s current

IP address

. This is the WAN IP

address that has been assigned to your Cable Modem/Router during provisioning.

(See WAN IP Address on the Basic / Setup web page.)

4

Enter your account information on the Basic / DDNS web page, enable the service by

selecting www.DynDNS.org from the

DDNS Service

drop-down list, and click

Apply

.

5

The DDNS client will notify the DDNS service whenever the WAN IP address

changes so that your chosen host name will be resolved properly by inquiring hosts.

The current status of the service is shown at the bottom of the DDNS web page.

52

Table 7. DDNS Menu Option

Option

Description

DDNS Service

Select the type of service that you are registered for from your

DDNS service provider.

User Name

Enter your DDNS account username subscribed to the service

provider.

Password

Enter the password of the account.

Host Name

Enter the host name of your service host.

IP Address

Shows the current WAN side public IP address.

Status

Shows the status of DDNS service.

Backup

Note:

Some software versions may not support this feature.

The Backup page allows you to save the current Cable Modem/Router configuration

settings to a local PC. You can then later restore these settings if you need restore a

particular configuration, or to recover from changes you may have made that have had

an undesirable effect.

To backup the current configuration:

Click

Backup

and follow the prompts.

To restore a previous configuration:

Click

Browse

and use the navigation window to locate the file. (Usually

GatewaySettings.bin, unless you rename it before saving.) Once the file has been

located, click

Restore

to restore the settings.

Note

: Once the settings are restored, the device will reboot.

To access the

Backup

page:

1

Click

Basic

in the menu bar.

2

Then click the

Backup/Restore

submenu.

Figure 12 shows an example of the menu.

53

Figure 12. Example of Backup Page

54

9

Advanced Menu Options

The Advanced Menu lets you:



Enable advanced features of the Cable Modem/Router



Configure LAN IP address, MAC address, and port number filtering



Configure WAN to LAN port forwarding and triggers



Configure DMZ hosting



Configure RIP parameters

Options

The Options page allows you to configure the Cable Modem/Router to operate in

different modes that adjust how the device routes IP traffic.

To access the

Options

page:

1

Click

Advanced

in the menu bar.

2

Then click the

Options

submenu.

Figure 13 shows an example of the menu and Table 8 describes the items you can

select.

55

Figure 13. Example of Options Page