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Asterisk.2013/Asterisk.NET/Manager/Event/ChallengeSentEvent.cs

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+namespace AsterNET.Manager.Event
+{
+
+    /// <summary>
+    ///     Raised when an Asterisk service sends an authentication challenge to a request..<br />
+    /// </summary>
+    public class ChallengeSentEvent : ManagerEvent
+    {
+        public ChallengeSentEvent(ManagerConnection source)
+            : base(source)
+        {
+        }
+
+        public string Status { get; set; }
+    }
+}

Asterisk.2013/Asterisk.NET/Manager/Event/DeviceStateChangeEvent.cs

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+namespace AsterNET.Manager.Event
+{
+
+    /// <summary>
+    ///     Raised when a device state changes.<br />
+    ///     This differs from the ExtensionStatus event because this event is raised for all device state changes, not only for changes that affect dialplan hints.
+    /// </summary>
+    public class DeviceStateChangeEvent : ManagerEvent
+    {
+        public DeviceStateChangeEvent(ManagerConnection source)
+            : base(source)
+        {
+        }
+
+        public string Status { get; set; }
+    }
+}

Asterisk.2013/Asterisk.NET/Manager/Event/InvalidAccountIDEvent.cs

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+namespace AsterNET.Manager.Event
+{
+
+    /// <summary>
+    ///     Raised when a request fails an authentication check due to an invalid account ID.<br />
+    /// </summary>
+    public class InvalidAccountIDEvent : ManagerEvent
+    {
+        public InvalidAccountIDEvent(ManagerConnection source)
+            : base(source)
+        {
+        }
+
+        public string Status { get; set; }
+    }
+}

Asterisk.2013/Asterisk.NET/Manager/Event/SuccessfulAuthEvent.cs

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+namespace AsterNET.Manager.Event
+{
+
+    /// <summary>
+    ///     Raised when a request successfully authenticates with a service..<br />
+    /// </summary>
+    public class SuccessfulAuthEvent : ManagerEvent
+    {
+        public SuccessfulAuthEvent(ManagerConnection source)
+            : base(source)
+        {
+        }
+
+        public string Status { get; set; }
+    }
+}