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Page 36 / 167 Scroll up to view Page 31 - 35
36
|
Chapter 3.
Wireless Settings
N300 Wireless ADSL2+ Modem Router DGN2200
Security Options Settings
The Security Options section of the Wireless Settings screen lets you change the security
option and passphrase. The primary network for your preset modem router is already set up
with WPA2 and WPA security. NETGEAR recommends that you set up wireless security for
each guest network that you plan to use. For information about changing these settings, see
the following section,
Change WPA Security Option and Passphrase
, and
Set WEP
Encryption and Passphrase
on page
36.
Change WPA Security Option and Passphrase
1.
In the Security Options section, select the WPA option that you want.
2.
Enter the passphrase that you want to use. It is a text string from 8 to 63 characters.
3.
Click
Apply
.
Set WEP Encryption and Passphrase
1.
In the Security Options section of the Wireless Settings screen, select
WEP
:
Page 37 / 167
Chapter 3.
Wireless Settings
|
37
N300 Wireless ADSL2+ Modem Router DGN2200
2.
Select the authentication type. The default is Automatic. Other choices are Open System
(any client can authenticate itself to the network) and Shared Key (a passphrase and a
four-way challenge are needed for authentication).
3.
Select the encryption strength setting, either 64 bit or 128 bit.
4.
Enter the four data encryption keys either manually or automatically. These values must be
identical on all computers and access points in your network.
•
Automatic
. Enter a word or group of printable characters in the Passphrase field and
click
Generate
. The four key fields are automatically populated with key values.
•
Manual
. The number of hexadecimal digits that you enter depends on the encryption
strength setting:
-
For 64-bit WEP, enter 10 hexadecimal digits (any combination of 0–9, a–f, or
A–F).
-
For 128-bit WEP, enter 26 hexadecimal digits (any combination of 0–9, a–f, or
A–F).
5.
Select the radio button for the key you want to make active.
Make sure that you understand how the WEP key settings are configured in your wireless
adapter. Wireless adapter configuration utilities such as the one in Windows XP allow one
key entry, which has to match the default key you set in the modem router.
6.
Click
Apply
.
Wireless Guest Networks
A wireless guest network allows you to provide guests access to your wireless network
without prior authorization of each individual guest. You can configure wireless guest
networks and specify the security options for each wireless guest network.
Page 38 / 167
38
|
Chapter 3.
Wireless Settings
N300 Wireless ADSL2+ Modem Router DGN2200
To set up a wireless guest network:
1.
Select
Setup > Wireless Settings
.
2.
Select the radio button for the network profile that you want to set up.
3.
You can specify whether the SSID broadcast is enabled, and whether you want to allow the
guest to access your local network. You can also change the SSID.
•
NETGEAR strongly recommends that you change the SSID to a different name. Note
that the SSID is case-sensitive. For example, GuestNetwork is not the same as
Guestnetwork.
•
For guest networks, wireless security is disabled by default. NETGEAR strongly
recommends that you implement wireless security for the guest network.
4.
Select a security option for the guest network and specify the password.
5.
When you have finished making changes, click
Apply
.
Page 39 / 167
Chapter 4.
Content Filtering Settings
|
39
4
4.
Content Filtering Settings
Keeping unwanted content out of your network
This chapter explains how to use the basic firewall features of the modem router to prevent
objectionable content from reaching the PCs and other devices connected to your network.
This chapter contains the following sections:
•
Logs
•
Keyword Blocking of HTTP Traffic
•
Firewall Rules to Control Network Access
•
Set Up Services
•
Set the Time Zone
•
Schedule Services
•
Enable Security Event Email Notification
Page 40 / 167
40
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Chapter 4.
Content Filtering Settings
N300 Wireless ADSL2+ Modem Router DGN2200
Logs
The modem router logs security-related events such as denied incoming service requests,
hacker probes, and administrator logins. If you enable content filtering in the Block Sites
screen, the Logs screen show you when someone on your network tries to access a blocked
site. If you enable email notification, you will receive these logs in an email message.
To view the log, select
Content Filtering > Logs
. A screen similar to the following displays:
The Include in Log check boxes allow you to select which events are logged. You can write
the logs to a computer running a syslog program. To activate this feature, select
Broadcast
on LAN
, or enter the IP address of the server where the syslog file will be written. The
security log entries include the following information:
•
Date and time
.The date and time the log entry was recorded.
•
Description or action
. The type of event and what action was taken, if any.
•
Source IP
. The IP address of the initiating device for this log entry.
•
Source port and interface
. The service port number of the initiating device, and whether
it originated from the LAN or WAN.
•
Destination
. The name or IP address of the destination device or website.
•
Destination port and interface
. The service port number of the destination device, and
whether it is on the LAN or WAN.

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