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2. Click Add to add an entry into the Port rule table.
v Service Type: TCP or UDP service
v Protocol: Select the protocol (or application) such as FTP or HTTP. If a
well-known protocol is selected from the list, then the corresponding port
number is set according to various Internet standards. The Port Edit box
is disabled. Click User-Defined to specify a protocol not found in the
list.
v Port: Specifies the TCP or UDP port number. Use this field if the protocol
(or application) is not found in the list or a non-default port number is
used.
Note: This blocks all users on the LAN from accessing this port to the
Internet.
3. Click Apply. The Port rule table has a new entry added to it.
Repeat steps 2 and 3 to block more Web sites using the port rule.
Note: The configuration changes made through the Web-based setup utility
are automatically saved into the flash memory within 30 seconds
after clicking Apply.
URL rule
To filter packets using the URL rule, do the following:
Part 5: Using tools for advanced configuration 5-13