diff --git a/codec/MsgPackConstant.cs b/codec/MsgPackConstant.cs
index cf60610..61a88d7 100644
--- a/codec/MsgPackConstant.cs
+++ b/codec/MsgPackConstant.cs
@@ -9,7 +9,7 @@ public sealed class MsgPackConstant
 		public static readonly long MAX_UINT16 = EzyMath.bin2int(16);
         public static readonly long MAX_UINT32 = EzyMath.bin2long(32);
 
-		public static readonly long MIN_NEGATIVE_FIXINT = -EzyMath.bin2int(5);
+		public static readonly long MIN_NEGATIVE_FIXINT = -EzyMath.bin2int(5) - 1;
 		public static readonly long MIN_INT8 = -EzyMath.bin2int(7);
 		public static readonly long MIN_INT16 = -EzyMath.bin2int(15);
 		public static readonly long MIN_INT32 = -EzyMath.bin2int(31);
diff --git a/handler/EzyConnectionFailureHandler.cs b/handler/EzyConnectionFailureHandler.cs
index 959679f..08fa2ef 100644
--- a/handler/EzyConnectionFailureHandler.cs
+++ b/handler/EzyConnectionFailureHandler.cs
@@ -18,10 +18,15 @@ protected override sealed void process(EzyConnectionFailureEvent evt)
             client.setStatus(EzyConnectionStatus.FAILURE);
 			if (mustReconnect)
 				reconnecting = client.reconnect();
-			if (!reconnecting)
+			if (reconnecting)
 			{
-				control(evt);
+				onReconnecting(evt);
 			}
+			else
+            {
+				onConnectionFailed(evt);
+            }
+			postHandle(evt);
 		}
 
 		protected virtual bool shouldReconnect(EzyConnectionFailureEvent evt)
@@ -29,7 +34,15 @@ protected virtual bool shouldReconnect(EzyConnectionFailureEvent evt)
 			return true;
 		}
 
-		protected virtual void control(EzyConnectionFailureEvent evt)
+		protected virtual void onReconnecting(EzyConnectionFailureEvent evt)
+		{
+		}
+
+		protected virtual void onConnectionFailed(EzyConnectionFailureEvent evt)
+		{
+		}
+
+		protected virtual void postHandle(EzyConnectionFailureEvent evt)
 		{
 		}
 	}
diff --git a/handler/EzyDisconnectionHandler.cs b/handler/EzyDisconnectionHandler.cs
index 7b3547b..3c0aca7 100644
--- a/handler/EzyDisconnectionHandler.cs
+++ b/handler/EzyDisconnectionHandler.cs
@@ -24,10 +24,14 @@ protected override void process(EzyDisconnectionEvent evt)
 			client.setUdpStatus(EzyConnectionStatus.DISCONNECTED);
 			if (mustReconnect)
 				reconnecting = client.reconnect();
-			if (!reconnecting)
+			if (reconnecting)
 			{
-				control(evt);
+				onReconnecting(evt);
 			}
+			else
+            {
+				onDisconnected(evt);
+            }
 			postHandle(evt);
 		}
 
@@ -35,6 +39,14 @@ protected virtual void preHandle(EzyDisconnectionEvent evt)
 		{
 		}
 
+		protected virtual void onReconnecting(EzyDisconnectionEvent evt)
+		{
+		}
+
+		protected virtual void onDisconnected(EzyDisconnectionEvent evt)
+		{
+		}
+
 		protected virtual void postHandle(EzyDisconnectionEvent evt)
 		{
 		}
@@ -46,9 +58,5 @@ protected virtual bool shouldReconnect(EzyDisconnectionEvent evt)
                 return false;
 			return true;
 		}
-
-        protected virtual void control(EzyDisconnectionEvent evt)
-		{
-		}
 	}
 }