http://<camera-ip>/axis-cgi/mjpg/video.cgi
This is the simplest command. When you navigate to this URL, the camera begins streaming a Motion JPEG sequence. However, by default, many modern Axis cameras have this disabled due to security and performance concerns. axis cgi mjpg
# Axis camera CLI configuration
Set HTTP Authentication = Digest
Set HTTPS = Required
Set Max CGI Connections = 5
Set CGI Access = Restrict to IP range
Most Axis cameras require authentication. Use one of these methods: http://<camera-ip>/axis-cgi/mjpg/video
Per-stream memory usage typically: