ZyXEL Communications vantage cnm ユーザーズマニュアル

 Chapter 6 Device Security Settings

Vantage CNM User’s Guide

This section shows you how to configure the Content Filter screens. These screens may vary 
depending on which model you’re configuring. Please see the device’s User’s Guide for more 
information about any of these screens or fields.

Click Device Operation in the menu bar and then click Device Configuration > Security > 
Content Filter > General in the navigation panel to open the General screen.
Content filtering allows you to block certain web features, such as Cookies, and/or block 
access to specific websites. 
Use this screen to enable content filtering, configure a schedule, and create a denial message. 
You can also choose specific computers to be included in or excluded from the content 
filtering configuration. 

Service Status

This field displays License Inactive if you have not yet activated your trial or iCard 

license at myZyXEL.com. 
It displays License Inactive and an expiration date if your trial or iCard license has 

expired (the expiration date is the date it expired). 
It displays Trial Active and an expiration date when you have activated your trial 

license. 
It displays License Active and an expiration date when you have activated your 

iCard license (the expiration date is the date it will expire). 

Update Server

This is the URL of the signature server from which you download signatures.

Update Now

Click this button to begin downloading signatures from the Update Server 

immediately. 

Auto Update

Select the check box to configure a schedule for automatic signature updates. The 

Hourly, Daily and Weekly fields display when the check box is selected. The 

device then automatically downloads signatures from the Update Server regularly 

at the time and/or day you specify.

Hourly

Select this option to have the device check the update server for new signatures 

every hour. This may be advisable when new intrusions are currently spreading 

throughout the Internet.

Daily

Select this option to have the device check the update server for new signatures 

every day at the hour you select from the list box. The device uses a 24-hour 

clock. For example, choose 15 from the list box to have the device check the 

update server for new signatures at 3 PM every day.

Weekly

Select this option to have the device check the update server for new signatures 

once a week on the day and hour you select from the list boxes. The device uses a 

24-hour clock, so for example, choose Wednesday and 15 from the respective list 

boxes to have the device check the update server for new signatures at 3PM every 

Wednesday.

Apply

Click this button to save your changes back to the device.

Reset

Click this button to close this screen without saving any changes.

Table 68   Device Operation > Device Configuration > Security > Signature Update