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Don't Care: Specifies no fragment options in the filter
rule.
Unfragmented: Applies the rule to unfragmented pack-
ets.
Fragmented: Applies the rule to fragmented packets.
Too Short: Applies the rule only to packets which are
too short to contain a complete header.
5.6.5 Restricting Unauthorized Internet Services
This section will show a simple example to restrict someone from
accessing WWW services. In this example, we assume the IP ad-
dress of the access-restricted user is 192.168.1.10. The filter rule is
created in the Data Filter set and is shown as below.
Port 80 is the HTTP protocol port number for WWW services.
Advanced Setup
5-23
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