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Configuring Your Wireless Network
26
N450 WiFi Cable Modem Router Model N450/CG3000Dv2
password contains no dictionary words from any language, and is a mixture of both
uppercase and lowercase letters, numbers, and symbols. Passwords can contain up to 30
characters.
To change the password:
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 Maintenance, select
Set Password
.
The following screen displays:
4.
Enter the new password twice.
5.
Click the
Apply
button.
Your changes are saved.
Note:
After changing the password, you are required to log in again to
continue the configuration. If you have backed up the modem router
settings previously, create a new backup so that the saved settings
file includes the updated password.
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27
3
3.
Filtering Content
This chapter covers the following sections:
View Denial of Service Attack Logs
Limit Internet Site Access
Allow Unrestricted Access
Enable or Disable Modem Router Features
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Filtering Content
28
N450 WiFi Cable Modem Router Model N450/CG3000Dv2
View Denial of Service Attack Logs
A content filter log is a detailed record of the denial of service (DoS) attacks directed at your
network. You can set up email notification or you can view the logs on the modem router.
To view or set up notification of attacks by email:
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 Content Filtering, select
Logs
.
The following screen displays:
4.
Enter an email address.
This address is the full email address to which you want the modem router to send logs.
5.
Enter the SMTP server name.
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Filtering Content
29
N450 WiFi Cable Modem Router Model N450/CG3000Dv2
Type the outgoing SMTP mail server of your ISP. If you leave this field blank, the modem
router does not send logs.
6.
Select the E-mail Alerts
Enable
check box.
7.
Click the
Apply
button.
8.
Perform any of the following actions:
To refresh the display, click the
Refresh
button.
To send the log to the contact email address, click the
E-mail Log
button.
To clear the log entries from the display, click the
Clear Log
button.
Limit Internet Site Access
You can establish rules to limit access to certain Internet websites in one of two ways:
Blocking sites that contain certain words (like profanity or explicit sexual material)
Blocking access to certain domains (for example, adultXXXsiteXXX.com)
To block access to sites containing certain words:
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 Content Filtering, select
Block Sites
.
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Filtering Content
30
N450 WiFi Cable Modem Router Model N450/CG3000Dv2
The following screen displays:
4.
Select the Keyword Blocking
Enable
check box.
5.
In the keyword list field, enter the words you want to block.
6.
Click the
Add Keyword
button.
The keyword is added to the
Keyword List
.
7.
Click the
Apply
button.
Keyword blocking takes effect.
To allow a keyword that was previously blocked:
1.
Type
in the address field of your web browser.
A login screen displays.
2.
Enter the modem router user name and password.

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