B

Basic Pages • Basic DHCP Page

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Basic DHCP Page

This page allows you to configure and view the status of the optional internal SBG941

DHCP (Dynamic Host Configuration Protocol) server for the LAN.

CAUTION

Do not modify these settings unless you are an experienced network administrator with strong

knowledge of IP addressing, subnetting, and DHCP.

Field Descriptions for the Basic DHCP Page

Field

Description

DHCP Server

Select

Yes

to enable the SBG941 DHCP Server.

Select

No

to disable the SBG941 DHCP Server.

Starting Local Address

Enter the starting IP address to be assigned by the SBG941 DHCP

server to clients in dotted-decimal format. The default is

192.168.0.2.

Number of CPEs

Sets the number of clients for the SBG941 DHCP server to assign

a private IP address. There are 245 possible client addresses. The

default is

245

.

Lease Time

Sets the time in seconds that the SBG941 DHCP server leases an

IP address to a client. The default is 3600 seconds (60 minutes).

B

Basic Pages • Basic DDNS Page

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DHCP Clients

Displays DHCP client device information.

WINS Addresses

Specifies up to three Windows Internet Name Service (WINS)

Server Addresses.

When done, click

Apply

to save your changes.

To renew a DHCP client IP address, choose

Select

and then click

Force Available

.

Basic DDNS Page

This page allows you to set up the Dynamic Domain Name System (DDNS) service. The

DDNS service allows you to assign a static Internet domain name to a dynamic IP

address, which allows your SBG941 to be more easily accessed from various locations

on the Internet.

Field Descriptions for Basic DDNS Page

Field

Description

DDNS Service

Select

Disable

or

wwwDynDNS.org

to enable the DDNS

Service.

User Name

Enter your DynDNS user name.

Password

Enter your DynDNS password.

Host Name

Enter your DDNS host name.

IP Address

Lists IP information.

Status

Displays the DDNS service status:

enabled

or

disabled

When done, click

Apply

to save your changes.

B

Basic Pages • Basic Backup Page

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Basic Backup Page

This page allows you to save your current SBG941 configuration settings locally on your

computer or restore previously saved configurations.

Field Descriptions for the Basic Backup Page

Field

Description

Restore

Lets you restore a previously saved configuration.

Backup

Lets you create a backup copy of the current configuration.

Restoring Your SBG941 Configuration

1.

Type the path with the file name where the backup file is located on your computer,

or click

Browse

to locate the file.

2.

Click

Restore

to recreate your previously saved SBG941 settings.

Backing Up Your SBG941 Configuration

1.

Type the path with the file name where you want to store your backup file on your

computer, or click

Browse

to locate the file.

2.

Click

Backup

to create a backup of your SBG941 settings.

B

Advanced Pages • Advanced Options Page

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Advanced Pages

The SBG941 Advanced Pages allow you to configure the advanced features of the

SBG941:

•

IP Filtering

•

MAC Filtering

•

Port Filtering

•

Port Forwarding

•

Port Triggers

•

DMZ Host

•

Routing Information Protocol (RIP) Setup

You can click any Advanced submenu option to view or change the advanced

configuration information for that option.

Advanced Options Page

This page allows you to set the operating modes for adjusting how the SBG941 device

routes IP traffic.

B

Advanced Pages • Advanced Options Page

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Field Descriptions for the Advanced Options Page

Field

Description

WAN Blocking

Prevents the SBG941 Configuration Manager or the PCs

behind it from being visible to other computers on the SBG941

WAN.

Select

Enable

to turn on this option.

IPsec PassThrough

Enables the IPsec Pass-Through protocol to be used through

the SBG941 Configuration Manager so that a VPN device (or

software) may communicate properly with the WAN.

Select

Enable

to turn on this option.

PPTP PassThrough

Enables the Point-to-Point Tunneling Protocol (PPTP)

Pass-Through protocol to be used through the SBG941

Configuration Manager so that a VPN device (or software) may

communicate properly with the WAN.

Select

Enable

to turn on this option.

Remote Config Management

Allows remote access to the SBG941 Configuration Manager.

For example, in the browser URL window, type

http://WanIPAddress:8080/

to access the SBG941

Configuration Manager remotely.

Select

Enable

to turn on this option.

Multicast Enable

Allows multicast-specific traffic (denoted by a specific address)

to be passed to and from the PCs on the private network

behind the configuration manager.

Select

Enable

to turn on this option.

UPnP Enable

Turns on the Universal Plug and Play protocol (UPnP) agent in

the configuration manager. If you are running a CPE (client)

application that requires UPnP, select this box.

Select

Enable

to turn on this option.

Rg PassThrough

Disables NAT operation allowing all client computers to act as

passthrough clients.

Select

Enable

to turn on this option.

PassThrough Mac Addresses

Specifies up to 32 computers as passthrough clients not

subject to NAT, using their MAC addresses.

To enable this feature, your cable operator may need to

provide additional public IP addresses.

When done, click

Apply

to save your changes.