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4. From the drop-down menu, select the transport protocol used for
this application:
TCP
,
UDP
, or
TCP+UDP
.
5. Click
Add
.
To apply the changes, click
Apply
.
To delete a Port Forwarding rule, activate the appropriate checkbox in the
Delete
column and click
Apply
.
Port Filtering
Allows you to deny port specific services to all devices
within your WLAN. Note that Port Filtering allows filtering of only single
ports.
To filter a port:
1. In the
field under the column
Name
, enter a name for the service.
2. In the field under the column
Port
, enter the port number of the
internal port used by the server or Internet application.
3. From the drop-down menu, select the transport protocol used for
this application:
TCP
,
UDP
, or
TCP+UDP
.
4. Click
Add
.
To apply the changes, click
Apply
.
To delete a Port Filtering rule, activate the appropriate checkbox in the
Delete
column and click
Apply
.
DMZ
When a firewall is used, it is sometimes necessary to place some
clients (for example Internet games, video conferencing, or VPN
connections) outside of the firewall while leaving the others protected.
You can do this using a Demilitarized Zone. Select
Enable
or
Disable
. If
the
Enable
option is selected, enter the IP for the device using the DMZ in
Destination IP Address
.
uPnP
A set of networking protocols to allow networked devices to
discover each other and share data. It is recommended to
Disable
this
feature due to security.
VPN Passthrough
A
Virtual Private Network (VPN)
is a type of secured
private network connection, built upon publicly-accessible infrastructure
such as the Internet.
Enable
to allow VPN protocols, such as PPTP,
IPSec, and L2TP, access through the device.