Configuring Your Gateway

Password Settings Menu

The Password Settings menu lets you change the Gateway’s default password. The first

time you log in to the Web management interface, we recommend you change the Gateway’s

default password to protect it from being tampered with.

The Password Settings menu also lets you change the number of minutes of inactivity that

can occur before your Web management session times out automatically. The default

setting is 10 minutes.

To access the Password Settings menu, click

System

in the menu bar and then click the

Password Settings

submenu. Figure 15 shows an example of the menu and Table 5

describes the settings you can select.

Figure 15. Password Settings Menu

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Configuring Your Gateway

Table 5. Password Settings Menu Options

Option

Description

Current Password

Enter the current case-sensitive password. For security purposes, every typed character

appears as a dot (

y

). The default password is

password

.

New Password

Enter the new case-sensitive password you want to use. A password can contain up to 32

alphanumeric characters. Spaces count as password characters. For security purposes, every

typed character appears as a dot (

y

).

Re-Enter Password for Verification

Enter the same case-sensitive password you typed in the

New Password

field. For security

purposes, every typed character appears as a dot (

y

).

Idle Time Out

Your Web management interface sessions timeout after 10 minutes of idle time. To change

this duration, enter a new timeout value.

LAN Settings Menu

The LAN Settings menu lets you configure the LAN IP settings for the Gateway. The private

LAN IP is also the IP of the DHCP server that dynamically allocates IP addresses for client

computers located behind the Gateway.

To access the LAN Settings menu, click

LAN

in the menu bar. Figure 16 shows an example

of the menu and Table 6 describes the settings you can select.

Figure 16. LAN Settings Menu

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Configuring Your Gateway

Table 6. LAN Settings Menu Options

Option

Description

IP Address

IP address of the Gateway’s private LAN settings. Default IP address is 192.168.0.1. if you

change this setting, the Gateway reboots after displaying a message.

IP Subnet Mask

Subnet mask of the Gateway’s private LAN settings. Default subnet mask is 255.255.255.0.

Domain Name

Domain name of the Gateway’s private LAN settings.

Enable DHCP Server

Enables or disables the DHCP server for dynamic client address allocation.

•

Checked = DHCP server is enabled. (default)

•

Unchecked = DHCP server is disabled.

Lease Time

Amount of time a DHCP network user is allowed connection to the Gateway with their current

dynamic IP address.

Ether Switch Port Control Menu

By default, your Gateway are enabled and configured to auto-negotiate speed and duplex

on its four LAN ports. If these settings prevent the Gateway from successfully connecting

with other devices, you can use the Ether Switch Port Control menu to configure the

Gateway to use specific speed and duplex settings. The Ether Switch Port Control menu

also let you disable the individual LAN ports. For your convenience, each port can be

configured independently of the other LAN ports on the Gateway.

To access the Ether Switch Control menu, click

LAN

in the menu bar and then click the

Ether Switch Control

submenu in the menu bar. Figure 17 shows an example of the menu.

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Figure 17. Ether Switch Port Control Menu

The following procedure describes how to change the settings in the Ether Switch Port

Control menu.

1. To change a port from auto-negotiation to a fixed speed and duplex setting:

a. Uncheck the

Auto

check box for the port.

b. Click the radio that corresponds to the fixed speed you want to use for that port.

c. Under the

Mode H/F

column, leave the check mark for full-duplex mode or uncheck it

for half-duplex mode.

2. To disable a port, regardless of the auto-negotiation and duplex settings, uncheck

Enable

for the port.

3. Click

Apply

.

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Configuring Your Gateway

Wireless Basic Settings Menu

The Wireless Basic Settings menu lets you enable or disable the Gateway’s wireless setting.

To access the Wireless Basic Settings click

Wireless

in the menu bar. Figure 18 shows an

example of the menu.

By default, the setting is enabled. When wireless operation is enabled, you can use the

submenus below the

Wireless

menu to configure the Gateway’s encryption, MAC filtering,

and advanced wireless settings.

To disable it, select

DISABLE

from the

Wireless ON/OFF

drop-down list. When wireless

operation is disabled, the wireless submenus are not displayed in the menu bar.

Figure 18. Wireless Basic Settings Menu

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SMCD3GN Wireless Cable Modem Gateway User Manual