Port Triggering for the TP-Link TL-WR941NDRouter Sceenshot

TP-Link TL-WR941ND
Firmware Version: 3.13.9 Build 120201 Rel.54965n
Hardware Version: WR941N v2/v3 00000000 Status
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Port Triggering
DMZ
UPnP Port Triggering ID Trigger Port Trigger Protocol Incoming Ports Incoming Protocol Status Modify Port Triggering Help
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 Router.