Cisco Linksys AG310, Руководство пользователя

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38 Chapter 6: Configuring the ADSL2+ Gateway
The Access Restriction - Internet Access Tab
ADSL2+ Gateway with VoIP
Then enter the range of ports you want to filter.
If the service you want to block is not listed or you want to edit a service’s settings, then click the Add/Edit
Service button. Then the Port Services screen will appear.
To add a service, enter the service’s name in the Service Name field. Select its protocol from the Protocol
drop-down menu, and enter its range in the Port Range fields. Then click the Add button.
To modify a service, select it from the list on the right. Change its name, protocol setting, or port range. Then
click the
Modify button.
To delete a service, select it from the list on the right. Then click the Delete button.
When you are finished making changes on the Port Services screen, click the Apply button to save changes.
If you want to cancel your changes, click the Cancel button. To close the Port Services screen and return to
the Access Restrictions screen, click the Close button.
10. Click the Save Settings button to save the policy’s settings. To undo the policy’s settings, click the Cancel
Changes button.
Figure 6-29: List of PCs
Figure 6-30: Add/Edit Service