For "system" queue messages, the MAC address of the network adapter that is being used to connect to the QAnywhere server.
Visual Basic
Public Shared MAC As String
C#
public const string MAC;
The value of this field is "ias_Network.MAC".
For more information, see Pre-defined client message store properties.
You can pass MessageProperties.MAC in the QAMessage.GetStringProperty method to access the associated property.