TP-Link TL-MR3020 User Manual page 159

games, video conferencing, Internet telephoning and so on. Port Triggering is used for some of
these applications that cannot work with a pure NAT Router.
To add a new rule, follow the steps below.
1. Click the Add New... button, the next screen will pop-up as shown in Figure 5-35.
2. Select a common application from the Common Applications drop-down list, then the
Trigger Port field and the Incoming Ports field will be automatically filled. If the Common
Applications do not have the application you need, enter the Trigger Port and the
Incoming Ports manually.
3. Select the protocol used for Trigger Port from the Trigger Protocol drop-down list, either
TCP, UDP, or All.
4. Select the protocol used for Incoming Ports from the Incoming Protocol drop-down list,
either TCP or UDP, or All.
5. Select Enable in Status field.
6. Click the Save button to save the new rule.
TL-MR3020
Figure 5-34 Port Triggering
Figure 5-35 Add or Modify a Triggering Entry
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Portable 3G/3.75G Wireless N Router