D-Link DSL-2750U User Manual page 135

DSL-2750U Wireless ADSL2+ Router with 3G/LTE/Ethernet WAN Support
and USB Port
User Manual
Parameter
Source IP address
Destination IP address
Source port
Destination port
Click the Apply button.
To edit a rule for IP filtering, click the link to the relevant rule. On the opened page, change the
needed parameters and click the Apply button.
To remove a rule, select the checkbox located to the left of the relevant line in the table and click
the Delete button. Also you can remove a rule on the editing page.
IP Addresses
The source host/subnet IP address.
To choose a device connected to the router's LAN at the moment,
select the relevant IP address from the drop-down list (the field will
be filled in automatically).
If you want to specify a range of IP addresses, click the icon
(Range) and enter the starting and ending addresses in the left and
right fields correspondingly.
The destination host/subnet IP address.
To choose a device connected to the router's LAN at the moment,
select the relevant IP address from the drop-down list (the field will
be filled in automatically).
If you want to specify a range of IP addresses, click the icon
(Range) and enter the starting and ending addresses in the left and
right fields correspondingly.
Ports
A port of the source IP address. You can specify one port, several
ports separated by a comma, or a range of ports separated by a colon.
A port of the destination IP address. You can specify one port,
several ports separated by a comma, or a range of ports separated by
a colon.
Page 135 of 181
Configuring via Web-based Interface
Description