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  • AirWatch prepares command, stores in command queue (SQL)
  • AirWatch sends check-in request to Messaging Service, one of the following:
    1. Google Cloud Messaging: formerly C2DM (Cloud 2 Device Messaging) deprecated 2012 →  Google Cloud Messaging (GCM) will be deprecated April 2019 → Firebase Cloud Messaging (FCM)
    2. Internal message bus for Android & Windows devices: AirWatch Cloud Messenger (AWCM)
    3. Message bus for iOS: Apple Push Notification Service (APNs)
  • Messaging Service relays check-in request to managed device
  • Managed device checks into MDM server
  • MDM Server delivers commands to device, one-by-one