Share via

MessageSystemPropertyNames.Ack Field

  • Reference

Definition

Namespace:
Microsoft.Azure.Devices
Assembly:
Microsoft.Azure.Devices.dll
Package:
Microsoft.Azure.Devices v1.38.1

A feedback message generator. This property is used in cloud-to-device messages to request IoT hub to generate feedback messages as a result of the consumption of the message by the device.

public const string Ack;
val mutable Ack : string
Public Const Ack As String

Field Value

String

Remarks

Possible values:

  • none (default): no feedback message is generated.
  • positive: receive a feedback message if the message was completed.
  • negative: receive a feedback message if the message expired (or maximum delivery count was reached) without being completed by the device.
  • full: both positive and negative.

Applies to