TP-Link TL-MR3420 User Manual page 58

Service Port - The numbers of External Ports. You can type a service port or a range of

service ports (in XXX – YYY format, XXX is the start port number, YYY is the end port
number).
Internal Port - The Internal Service Port number of the PC running the service

application.
IP Address - The IP Address of the PC providing the service application.

Protocol - The protocol used for this application, either TCP, UDP, or All (all protocols

supported by the Router).
Status - The status of this entry either Enabled or Disabled.

To setup a virtual server entry:
1. Click the Add New... button. (pop-up Figure 4-36)
2. Select the service you want to use from the Common Service Port list. If the Common
Service Port list does not have the service that you want to use, type the number of the
service port or service port range in the Service Port box.
3. Leave the Internal Port blank if it is the same as the Service Port, or enter a specific port
number when Service Port is a single one.
4. Enter the IP Address of the computer in the IP Address box.
5. Select the protocol used for this application, either TCP or UDP, or All.
6. Select the Enable check box to enable the virtual server.
7. Click the Save button.
TL-MR3420
Figure 4-35 Virtual Servers
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3G/4G Wireless N Router User Guide