ZyXEL Communications HS100/HS100W manual Firewall Service

HomeSafe User’s Guide

	Figure 13-3 Firewall: Service
The following table describes the labels in this screen.
	Table 13-2 Firewall: Service
LABEL	DESCRIPTION
Enable Services	Select this check box to enable this feature.
Blocking
Available Service	This is a list of pre-defined services (ports) you may prohibit your LAN computers
	from using. Select the port you want to block using the drop-down list and click
	Add to add the port to the Blocked Service field.
Blocked Service	This is a list of services (ports) that will be inaccessible to computers on your LAN
	once you enable service blocking. Choose the IP port (TCP, UDP or TCP/UDP)
	that defines your customized port from the drop down list box.
Custom Port	A custom port is a service that is not available in the pre-defined Available
	Services list and you must define using the next two fields.
Type	Services are either TCP and/or UDP. Select from either TCP or UDP.
Port Number	Enter the port number range that defines the service. For example, suppose you
	want to define the Gnutella service. Select TCP type and enter a port range from
	6345-6349.
Add	Select a service from the Available Services drop-down list and then click Add to
	add a service to the Blocked Service.
Delete	Select a service from the Blocked Services List and then click Delete to remove
	this service from the list.

Firewall 13-5