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