TP-Link TW-MR3220, User Manual

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TL-MR3220 3G/4G Wireless N Router User Guide
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To assign a computer or server to be a DMZ server:
1. Click the
Enable
radio button.
2. Enter the local host IP Address in the
DMZ Host IP Address
field.
3. Click the
Save
button.

Note
:
After you set the DMZ host, the firewall related to the host will not work.
4.8.4 UPnP
Choose menu “
Forwarding
→
UPnP
”, you can view the information about
UPnP
(Universal Plug
and Play) in the screen (shown below).The UPnP feature allows the devices, such as Internet
computers, to access the local host resources or devices as needed. UPnP devices can be
automatically discovered by the UPnP service application on the LAN.

Current UPnP Status -
UPnP can be enabled or disabled by clicking the
Enable
or
Disable
button. As allowing this may present a risk to security, this feature is enabled by
default.

Current UPnP Settings List -
This table displays the current UPnP information.

App Description -
The description provided by the application in the UPnP request

External Port -
External port, which the Router opened for the application.

Protocol -
Shows which type of protocol is opened.

Internal Port -
Internal port, which the Router opened for local host.

IP Address -
The UPnP device that is currently accessing the Router.

Status -
The port’s status displayed here. “Enabled” means that port is still active.
Otherwise, the port is inactive.
Click
Refresh
to update the Current UPnP Settings List.