VMD Event Types
https://my.timeline.is/help/cameras/vmd-event-types
Last updated: January 24, 2026
Table of Contents

VMD Event Types

TetherX Platform supports the following event types through VMD (Video Motion Detection) mapping. These events are standardised across different camera manufacturers and models.

Tip: Configure which events trigger notifications or are ignored in Camera Notification Settings.

Motion & Activity

  • Motion Detected - Basic motion detection in the camera's field of view
  • Intrusion Detected - Object or person entering a restricted area
  • Line Crossing / Tripwire - Object crossing a virtual line or boundary
  • Fast Movement - Rapid movement detected in the monitored area
  • Loitering Detected - Person remaining in area for extended time
  • People Gathering - Multiple people congregating in area
  • PIR Triggered - Passive infrared motion sensor activation

Object Detection

  • Face Detected - Human face recognition and detection
  • Human - Human shape or presence detection
  • Has People - People counting and presence detection
  • Vehicle - Vehicle presence or movement detection
  • Parking - Vehicle parking detection
  • Person queue counting - Queue length and waiting time analysis
  • Animal Detected - Animal presence or movement detection
  • Object Tracking - PTZ camera auto-tracking an object
  • Abandoned Object - Object left unattended in monitored area
  • Object Removed - Object taken from monitored area
  • Detected Trash - Litter or waste detection
  • Doorbell Call - Video doorbell button pressed

Tampering & Security

  • Tamper - Camera tampering or interference detected
  • Video Lost - Video signal loss or interruption
  • Video Blinded - Camera lens blocked or obscured
  • Video UnFocused - Camera out of focus or image quality issues
  • Scene Change - Significant change in the monitored scene
  • Abnormal Audio - Audio anomalies or unusual sounds
  • Alarm - General alarm or alert condition

System & Technical

  • Storage Failure - Recording storage system failure
  • Storage Low Space - Low available storage space warning
  • Storage Does Not Exist - Storage device not found or disconnected
  • Storage Switch - Storage device switching event
  • IP conflict - Network IP address conflict detected
  • Network changed - Network configuration or connectivity change
  • Login Failure - Failed authentication attempts
  • Reboot - Camera system restart or reboot
  • Clock Synchronization - Time synchronization events
  • Relay - Relay activation or control event
  • SIP Registeration - SIP communication registration event
  • Digital Input - Digital input signal activation
  • IO alarm - Input/output alarm condition
  • User Lock - User account lock or security event
  • IR Light Switch - Infrared light switching event
  • Call No Answer - Unanswered call or communication timeout
  • Cascade DGS Error Report - Cascade DGS error reporting
  • Auto register - Automatic device registration event
  • Serial Data - Serial communication data received
  • WiFi Connection - WiFi access point connection or mode change
  • GPS Upload - GPS location data from mobile/vehicle camera
  • Configuration Changed - Camera configuration settings modified
  • Continuous - Continuous monitoring events

AI & Analytics

  • Calipsa Person - AI-powered person detection via Calipsa
  • Calipsa Vehicle - AI-powered vehicle detection via Calipsa
  • DeepAlert Person - AI-powered person detection via DeepAlert
  • DeepAlert Vehicle - AI-powered vehicle detection via DeepAlert
  • Calipsa Unreachable - Calipsa AI service unreachable
  • DeepAlert Unreachable - DeepAlert AI service unreachable
  • People wearing hard hats - Safety equipment detection - hard hats present
  • People not wearing hard hats - Safety compliance monitoring - missing hard hats
  • People wearing safety vests - Safety equipment detection - safety vests present
  • People not wearing safety vests - Safety compliance monitoring - missing safety vests
  • People engaged in safe ladder - Safe ladder work practices detected
  • People engaged in unsafe ladder - Unsafe ladder work practices detected

Environmental

  • Temperature Alarm - Temperature threshold exceeded
  • Temperature Measurement - Temperature measurement alarm
  • High Temperature - High temperature threshold exceeded
  • Low Temperature - Low temperature threshold exceeded
  • High Humidity - High humidity threshold exceeded
  • Low Humidity - Low humidity threshold exceeded
  • Flood - Water detection or flooding

Need Help?

If you're not seeing events from your camera that you expect, check:

  • Camera firmware is up to date
  • Event detection is enabled in camera settings
  • Camera has sufficient processing power for advanced detection
  • Network connectivity is stable
  • Camera supports the specific event type you're looking for

Tip: If your camera supports an analytic event type not listed here, contact support to request it be added.


Last updated: January 24, 2026