Netgear UTM25-100NAS ユーザーズマニュアル

9-14

Managing Users, Authentication, and Certificates

4. In the Defined Addresses Status section of the screen, select one of the following radio 

buttons:

•

Deny Login from Defined Addresses. Deny logging in from the IP addresses in the 
Defined Addresses table.

•

Allow Login only from Defined Addresses. Allow logging in from the IP addresses in 
the Defined Addresses table.

5. Click Apply to save your settings.

6. In the Add Defined Addresses section of the screen, add an address to the Defined Addresses 

table by entering the settings as explained in 

7. Click the add table button. The address is added to the Defined Addresses table.

8. Repeat 

 and 

 for any other addresses that you want to add to the Defined Addresses 

table.

To delete one or more addresses:

1. In the Defined Addresses table, select the checkbox to the left of the address that you want to 

delete or click the select all table button to select all addresses.

2. Click the delete table button.

To restrict logging in based on the user’s browser:

1. Select Users > Users from the menu. The Users screen displays (see 

2. In the Action column of the List of Users table, click the policies table button for the user for 

which you want to set login policies. The Policies submenu tabs appear, with the Login 
Policies screen in view.

Source Address Type

Select the type of address from the pull-down menu:
• IP Address. A single IP address.
• IP Network. A subnet of IP Addresses. You must enter a netmask length in 

the Mask Length field.

Network Address / IP 
Address

Depending on your selection of the Source Address Type pull-down menu, 
enter the IP address or the network address.

Mask Length

For a network address, enter the netmask length (0 - 32).
Note: By default, a single IP address is assigned a netmask length of 32.