Motion JPEG is a popular CCTV compression format, where the video sequence is made of a series of JPG (JPEG) images. This compression method is required where lower FPS are used (like 5-8 frames per second). A typical MotionJPEG compression ratio is from 10 to 30 in compare with raw video.
To check how frame resolution, FPS can affect network bandwidth and storage you can use IP Video System Desgin Tool software:
Online and Windows version of CCTV Bandwidth and storage space calculators
Click the image below to open Free Online M-JPEG Calculator:
Online Bandwidth and disk Storage Space Calculator
Typical mistypes of Motion JPEG is Motin JPEG or Motion Jepeg.