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51
5
5.
Advanced Settings
This chapter includes the following sections:
Advanced Wireless Settings
MAC Filtering
IP Filtering
Port Blocking
Port Forwarding
Port Triggering
DMZ Host
LAN IP Setup
Reserve an IP Address for DHCP Use
LAN Switch
Configure Universal Plug and Play
Set Networking Protocols
Enable Network Address Translation
Access a USB Device on the Network
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Advanced Settings
52
N450 WiFi Cable Modem Router Model N450/CG3000Dv2
Advanced Wireless Settings
You can configure the wireless radio settings and other advanced settings.
To configure advanced wireless settings:
1.
Type
in the address field of your web browser.
A login screen displays.
2.
Enter the modem router user name and password.
The default user name is
admin
. The default password is
password
. The user name and
password are case-sensitive.
The modem router main menu displays.
3.
In the main menu, under Advanced, select
Wireless Settings
.
The following screen displays:
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Advanced Settings
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N450 WiFi Cable Modem Router Model N450/CG3000Dv2
4.
Configure the settings described in the following table.
Fragmentation Threshold
CTS/RTS Threshold
Preamble Mode
5.
Click the
Apply
button.
Your changes are saved.
MAC Filtering
By default, the modem router allows any connected computer to access the Internet. The
MAC Filtering screen lets you block specific computers, based on their MAC addresses, from
access to the Internet on selected days and times.
To use MAC filtering to block Internet access for a specific computer:
1.
Type
in the address field of your web browser.
Advanced Wireless Settings
Description
Wireless Access
Point
Enable
By default this check box is selected so that the
modem router works as a wireless access point. You
can turn off the wireless radio to disable access
through this device, which can be helpful for
configuration, network tuning, or troubleshooting
activities.
Advanced
Configuration
The default settings for these fields usually work fine.
Change them only if you have a specific reason for
doing so.
WPS Settings
Disable router’s PIN
Selecting this check box disables the PIN that WPS
clients use to connect to the modem router with the
PIN method. Normally this check box is cleared,
which is the default setting.
Keep Existing Settings
If a WPS client is added, the modem router
automatically selects this check box. When the
Keep
Existing Settings
check box is selected, the SSID
and wireless security settings remain the same when
more WPS clients are added.
Wireless Access List
Set up Access List
Access control is disabled by default so that any
computer that is configured with the correct SSID
can connect.
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Advanced Settings
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N450 WiFi Cable Modem Router Model N450/CG3000Dv2
A login screen displays.
2.
Enter the modem router user name and password.
The default user name is
admin
. The default password is
password
. The user name and
password are case-sensitive.
The modem router main menu displays.
3.
In the main menu, under Advanced, select
MAC Filtering
.
The following screen displays:
The Trusted Devices table shows computers that have access to the Internet through the
modem router.
4.
In the Add MAC Filter table, use one of these methods to specify computers to block:
If the computer is in the Trusted Devices table, select its radio button. The MAC
address is added into the Add MAC Filter table.
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Advanced Settings
55
N450 WiFi Cable Modem Router Model N450/CG3000Dv2
If the computer you want is not listed, click the
Refresh
button to update the Trusted
Devices table.
If the computer is still not listed, complete the
Device Name
and
MAC Address
fields.
5.
Click the
Add
button.
The
Enable
check box for the computer in the
MAC Filter List
is automatically selected.
6.
To block the computer, select the days and times:
Days to Block
. Select the days to block the computer selected in the
MAC Filter List
.
The default is
Everyday
.
Time of Day to Block
. You can specify the time of day to block the computer. The
default is
All Day
. Be sure that you clear the
All Day
check box if you want to enter
specific times. The selected period applies to each day that you selected.
7.
Click the
Apply
button.
8.
Repeat these steps for all computers that you want to block.
To stop blocking a computer:
1.
Type
in the address field of your web browser.
A login screen displays.
2.
Enter the modem router user name and password.
The default user name is
admin
. The default password is
password
. The user name and
password are case-sensitive.
The modem router main menu displays.
3.
In the main menu, under Advanced, select
MAC Filtering
.
The MAC Filtering screen displays.
4.
In the
MAC Filter
List, select the computer.
5.
Clear its
Enable
check box.
The computer remains in the list; however, it is not blocked.
6.
Click the
Apply
button.
Your changes are saved.

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