diff --git a/server/src/Controllers.cs b/server/src/Controllers.cs
index 8c976db..522fc16 100644
--- a/server/src/Controllers.cs
+++ b/server/src/Controllers.cs
@@ -809,6 +809,10 @@ public class BsdlParserController : ControllerBase
 {
     private static NLog.Logger logger = NLog.LogManager.GetCurrentClassLogger();
 
+    /// <summary>
+    /// [TODO:description]
+    /// </summary>
+    /// <returns>[TODO:return]</returns>
     [EnableCors("Development")]
     [HttpGet("GetBoundaryLogicalPorts")]
     public IResult GetBoundaryLogicalPorts()
diff --git a/server/src/JtagClient.cs b/server/src/JtagClient.cs
index e14fa6c..b364c89 100644
--- a/server/src/JtagClient.cs
+++ b/server/src/JtagClient.cs
@@ -845,6 +845,11 @@ public class Jtag
         return portStatus;
     }
 
+    /// <summary>
+    /// [TODO:description]
+    /// </summary>
+    /// <param name="speed">[TODO:parameter]</param>
+    /// <returns>[TODO:return]</returns>
     public async ValueTask<Result<bool>> SetSpeed(UInt32 speed)
     {
         // Clear Data
diff --git a/server/src/UdpClientPool.cs b/server/src/UdpClientPool.cs
index 2c59a56..3e129fa 100644
--- a/server/src/UdpClientPool.cs
+++ b/server/src/UdpClientPool.cs
@@ -9,6 +9,8 @@ using WebProtocol;
 /// </summary>
 public class UDPClientPool
 {
+    private static NLog.Logger logger = NLog.LogManager.GetCurrentClassLogger();
+
     private static IPAddress localhost = IPAddress.Parse("127.0.0.1");
 
     /// <summary>
@@ -58,6 +60,9 @@ public class UDPClientPool
         var sendLen = socket.SendTo(buf, endPoint);
         socket.Close();
 
+        logger.Debug($"UDP socket send bytes to device {endPoint.Address.ToString()}:{endPoint.Port.ToString()}:");
+        logger.Debug($"  Original Data: {BitConverter.ToString(buf).Replace("-", " ")}");
+
         if (sendLen == buf.Length) { return true; }
         else { return false; }
     }
@@ -86,6 +91,10 @@ public class UDPClientPool
         var sendLen = socket.SendTo(sendBytes, endPoint);
         socket.Close();
 
+        logger.Debug($"UDP socket send address package to device {endPoint.Address.ToString()}:{endPoint.Port.ToString()}:");
+        logger.Debug($"  Original Data: {BitConverter.ToString(pkg.ToBytes()).Replace("-", " ")}");
+        logger.Debug($"  Decoded  Data: {pkg.ToString()}");
+
         if (sendLen == sendBytes.Length) { return true; }
         else { return false; }
     }
@@ -115,6 +124,9 @@ public class UDPClientPool
         var sendLen = socket.SendTo(sendBytes, endPoint);
         socket.Close();
 
+        logger.Debug($"UDP socket send data package to device {endPoint.Address.ToString()}:{endPoint.Port.ToString()}:");
+        logger.Debug($"  Original Data: {BitConverter.ToString(pkg.ToBytes()).Replace("-", " ")}");
+
         if (sendLen == sendBytes.Length) { return true; }
         else { return false; }
     }