TRENDnet TV-IP312 User Manual page 40

The camera supports UPnP (Universal Plug and Play), which is a
set of computer network protocols that enable the device-to-
device interoperability. In addition, it supports port auto mapping
function so that you can access the camera if it is behind an NAT
router or firewall. Select the Enable option to enable this feature.
Ports Number

- HTTP Port: The default HTTP port is 80.
- RTSP Port: Configure the transmission of streaming data within
the network. The default RTSP (Real Time Streaming Protocol)
port is 554.
NOTE
If the camera is behind an NAT router of firewall, the suggested
to be used is from 1024 to 65535.
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