Filter Setting
Select the desired option for this Group:
•
No filtering
– Nothing is blocked, Internet access is not restricted.
•
Block All Access
– Everything is blocked, Internet access is not
available.
•
Block selected items
– Items selected on this screen are blocked.
You can block well known services by using the checkboxes, or
define your own filters.
Block Well-known
ports
Select the services you wish to block. The current group will not be able
to use any services which are checked.
ICMP Filters
A set of filters that prevents certain types of packets from going out on
the WAN interface.
User-defined Ports to
Block
This section is optional. It allows you to define your own filters if
required. For each filter, the following information is required.
•
Name
– Enter a meaningful name for this filter.
•
TPC/UDP Packets
– Select either TCP or UDP, depending on
which protocol is used by the service you wish to block.
•
Port No. Range
– Enter the range of port numbers used by the
service you wish to block. If only a single port is required, enter it in
both fields.
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