To setup the 3gpp function on DCS-3410 please follow the steps below:
Step 1: Goto Setup -> Audio & Video -> Video Profile 4.
Note: Video Profile 4 is for Mobile Devices Only.
The default RTSP URL = 3gpp.
Step 2: When you need to access by your mobile phone you will need to access the URL as:
rtsp://(camera IP):(rtsp port)/3gpp
For example, if you have a camera IP address as 64.5.23.17. The URL for 3gpp will be:
rtsp://64.5.23.17:554/3gpp