Connect it to the recorder, it quires you to input correct RTSP password.
The latest firmware now allows admin user to modify RTSP password via App. RTSP password = ONVIF password.
The Onvif connection method:
IP address: your camera's local IP address
Port number: 5000
User: admin
Password: your RTSP password/Onvif password
If this doesn't help, consult with your seller/ESCAM.