ZyXEL Communications P-330W User Manual page 23

Access Control
Enable Access Control
Select Services to Block
Port Range
Protocol
Description
Save
Reset
Dynamic DNS
Select to enable Access Control function.
This lists all defined Services. Select the Services you wish to
block.
For TCP and UDP Services, enter the beginning of the range
of port numbers used by the service. If the service uses a single
port number, enter it in both the start and finish fields.
Select the protocol (TCP, UDP or Both) used to the remote
system or service.
You may key in a description for port range.
After completing the settings on this page, click Save to save
the settings.
Click Reset to restore to default values.
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