Tp-Link TD-8840T [43/77] Port triggering

TD-8840T ADSL2+ Modem Router User Guide

5. Select the protocol used for this application in the Protocol drop-down list, either TCP, UDP,

or All.

6. Select the Enabled option in the Status drop-down list.

Click the Save button.

Figure 4-27

) Note:

It is possible that you have a computer or server that has more than one type of available service.

If so, select another service, and type the same IP address for that computer or server.

To modify or delete an existing entry:

1. Find the desired entry in the table.

2. Click Edit as desired on the Edit column.

Click the Enable/ Disabled Selected button to make selected entries enabled/ disabled.

Click the Delete Selected button to delete selected entries.

) Note:

If you set the service port of the virtual server as 80, you must set the Web management port on

System Tools –> Remote Management page to be any other value except 80 such as 8080.

Otherwise there will be a conflict to disable the virtual server.

4.7.2 Port Triggering

Choose menu “Forwarding”→ ”Port Triggering”, you can view and add port triggering in the

next screen (shown in Figure 4-28). Some applications require multiple connections, like Internet

games, video conferencing, Internet telephoning and so on. Port Triggering is used for some of

these applications that cannot work with a pure NAT Modem Router.