D-Link DI-524UP - Manual (Page 41)

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of the page. To modify an entry in this list, click its corresponding edit icon. To delete an
entry from this list, click its corresponding delete icon.
Firewall Click the corresponding radio button if you wish to enable or
disable the firewall function on the Router.
Name Enter a name that will define the firewall rule to be configured.
This entry is dependant on how the user wishes to classify this
rule.
Action Click whether to Allow or Deny traffic to pass through the
Router by checking the corresponding radio button. Users may
configure only specific traffic to pass through the router by
checking Allow or users may stop specific traffic from passing
through the Router by checking Deny.
Source Enter the IP address or range of IP addresses that you wish to
block or allow to pass through the router. The Source may be
identified on the LAN side, the WAN side or both by using the
pull-down menu for the Interface heading.
Dest Enter the IP address or range of IP addresses that you wish to
deny or allow access to the Internet. The Destination may be
identified on the LAN side, the WAN side or Both by using the
pull-down menu for the Interface heading. The type of protocol
may also be chosen by using the pull-down menu. The user
may choose between TCP, UDP, ICMP or (*) Any. The user
may also select a range of ports of the destination IP addresses
by entering the range under the Port Range heading.
Schedule Clicking
Always
will set the firewall permanently, unless
changed by the user. Alternately, the user may set up a time
schedule to implement the firewall, on a week-to-week basis by
clicking the From radio button and setting the appropriate times
to begin and end the firewall function.