D-Link DSL-1500G - Manual (Page 42)

DSL-1500G SHDSL Ethernet Router User’s Guide
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Define these variables for each filter rule:
Select index to set
When adding a new rule, choose the Not selected option from the drop-
down menu first. This will automatically assign the next available index
number to the new rule. If you are deleting or modifying an existing rule,
select it and click the appropriate button to the right.
Item Name Name filtering rule defined here.
State
Select Enabled to start using the static route when it is applied. To save a
route you do not want to use now for later use without deleting it you can
choose Disabled.
Pass or Block
Choose Block to drop packets as defined by the rule. The default Pass will
route data without restriction as a normal packet.
Interface
Choose Ethernet or select a WAN interface. If you have a single PVC and
have not modified the name of the WAN interface, it appears here as ISP1
(the default name for the WAN interface).
Protocol Select ICMP, TCP, UDP or All to pass or block packets of that protocol type.
Source
Type in the source IP address and select the Subnet Mask to pass or block
packets form that IP address.
< specifies the port numbers less than and equal to the Start Port number
> specifies the port numbers greater than and equal to the Start Port number
= sets the port number equal to the Start Port if there is no End Port specified; if an End Port
number is specified, this defines a range of ports to filter. The range is defined as the port numbers
between the Start Port and End Port, including the Start and End Port numbers.
Start Port
For a range of ports, this will be the first port in the range. For a single port
enter the port number.
End Port
For a range of ports, this will be the last port in the range. For a single port
just enter the same port number entered in Start Port.
Destination
Type in the destination IP address and select the Subnet Mask to pass or
block packets destined to that IP address.
To delete or modify an existing rule, select the index number and click the action button for Delete or Modify.
Clicking on the Clear button will set the variables to the blank or default setting.
Each new rule that is added will appear in the entry table at the top of the web page. When you have configured
all the rules you want to use, click on the Apply button. You can save and reboot the system now, or continue to
configure the Router.