diff --git a/src/Gemstone.Timeseries/Adapters/AdapterProtocolAttribute.cs b/src/Gemstone.Timeseries/Adapters/AdapterProtocolAttribute.cs
index cb8ea773e..c870b53e5 100644
--- a/src/Gemstone.Timeseries/Adapters/AdapterProtocolAttribute.cs
+++ b/src/Gemstone.Timeseries/Adapters/AdapterProtocolAttribute.cs
@@ -121,15 +121,19 @@ public class AdapterProtocolAttribute : Attribute
         public string[] LockedPhasorFields { get; }
 
         /// <summary>
-        /// Creates a new instance of the <see cref="AdapterProtocolAttribute"/> class.
-        /// </summary>
-        /// <param name="acronym">Acronym for the adapter protocol.</param>
-        /// <param name="name">Name of the adapter protocol.</param>
-        /// <param name="type">Type of the adapter protocol.</param>
-        /// <param name="visibility">UI Visibility of the protocol.</param>
-        /// <param name="supportsConnectionTest">Determines if the adapter protocol supports a connection test.</param>
-        /// <param name="loadOrder">Load order of the adapter protocol.</param>
-        /// <param name="applications">Applications that support this protocol in the UI.</param>
+        /// Initializes a new instance of the <see cref="AdapterProtocolAttribute"/> class with the specified parameters.
+        /// </summary>
+        /// <param name="acronym">The unique acronym representing the adapter protocol.</param>
+        /// <param name="name">The display name of the adapter protocol.</param>
+        /// <param name="type">The type of the adapter protocol, indicating its purpose (e.g., <see cref="ProtocolType.Frame"/> or <see cref="ProtocolType.Measurement"/>).</param>
+        /// <param name="visibility">The visibility of the protocol in the user interface, defined by <see cref="UIVisibility"/>.</param>
+        /// <param name="supportsConnectionTest">A value indicating whether the adapter protocol supports connection testing. Defaults to <c>true</c>.</param>
+        /// <param name="loadOrder">The load order of the adapter protocol, used to determine initialization sequence. Defaults to <c>0</c>.</param>
+        /// <param name="applications">An array of <see cref="Application"/> values specifying the applications that support this protocol in the user interface. Defaults to a predefined set of applications.</param>
+        /// <param name="lockedDeviceFields">An array of field names that are locked for device configuration. Defaults to an empty array if not specified.</param>
+        /// <param name="lockedMeasurementFields">An array of field names that are locked for measurement configuration. Defaults to an empty array if not specified.</param>
+        /// <param name="lockedPhasorFields">An array of field names that are locked for phasor configuration. Defaults to an empty array if not specified.</param>
+        /// <exception cref="ArgumentException">Thrown when <paramref name="acronym"/> or <paramref name="name"/> is <c>null</c>, empty, or consists only of white-space characters.</exception>
         public AdapterProtocolAttribute(
             string acronym,
             string name,
@@ -137,10 +141,10 @@ public AdapterProtocolAttribute(
             UIVisibility visibility,
             bool supportsConnectionTest = true,
             int loadOrder = 0,
-            Application[] applications = null,
-            string[] lockedDeviceFields = null,
-            string[] lockedMeasurementFields = null,
-            string[] lockedPhasorFields = null)
+            Application[]? applications = null,
+            string[]? lockedDeviceFields = null,
+            string[]? lockedMeasurementFields = null,
+            string[]? lockedPhasorFields = null)
         {
             ArgumentException.ThrowIfNullOrWhiteSpace(acronym);
             ArgumentException.ThrowIfNullOrWhiteSpace(name);
diff --git a/src/Gemstone.Timeseries/BufferBlockMeasurement.cs b/src/Gemstone.Timeseries/BufferBlockMeasurement.cs
index ecaea9033..3ee60e0aa 100644
--- a/src/Gemstone.Timeseries/BufferBlockMeasurement.cs
+++ b/src/Gemstone.Timeseries/BufferBlockMeasurement.cs
@@ -78,5 +78,36 @@ public BufferBlockMeasurement(byte[] buffer, int startIndex, int length)
     /// </summary>
     public int Length { get; }
 
+    /// <summary>
+    /// Gets or sets a value indicating whether reception of this buffer block must be acknowledged
+    /// by the subscriber with a <c>ConfirmBufferBlock</c> command.
+    /// </summary>
+    /// <remarks>
+    /// <para>
+    /// Maps to IEEE Std 2664-2024 Table 8 bit <c>0x01</c> (REQUIRE CONFIRMATION) on the wire.
+    /// Default value is <c>true</c>, preserving STTP's traditional retransmission semantics where
+    /// the publisher caches each buffer block until acknowledged and retransmits on timeout.
+    /// </para>
+    /// <para>
+    /// When set to <c>false</c>, the buffer block is fire-and-forget: no retransmission cache entry
+    /// is added, the retransmission timer is not (re)started, and the subscriber does not emit a
+    /// confirmation. Useful for high-rate buffer-block streams over reliable transports (TCP)
+    /// where the round-trip acknowledgement overhead is unnecessary.
+    /// </para>
+    /// </remarks>
+    public bool RequireConfirmation { get; set; } = true;
+
+    /// <summary>
+    /// Gets or sets the raw buffer-block flag byte as it appeared on the wire (IEEE Std 2664-2024
+    /// Table 8). On receive, this carries the publisher's full intent (REQUIRE CONFIRMATION,
+    /// COMPRESSED, CACHE INDEX, etc.); on send, this field is unused by the wire codec - the codec
+    /// constructs the byte from <see cref="RequireConfirmation"/> and other per-block state.
+    /// </summary>
+    /// <remarks>
+    /// Stored as a raw <see cref="byte"/> so this assembly need not take a dependency on the STTP
+    /// flag enum. Cast to <c>BufferBlockFlags</c> at the call site if structured inspection is needed.
+    /// </remarks>
+    public byte Flags { get; set; }
+
     #endregion
 }