D-Link DI-524UP manual Firewall, Action, Source, Dest

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.

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