diff --git a/net/client.go b/net/client.go
index df0130e..b4d4181 100644
--- a/net/client.go
+++ b/net/client.go
@@ -163,8 +163,12 @@ func handleClientRead(c *Client, conn *server.Conn, doneChan chan<- struct{}, st
 		close(doneChan)
 	}()
 
-	conn.SetReadLimit(c.MaxMessageSize)
-	conn.SetReadDeadline(time.Now().Add(c.ReadTimeout))
+	if 0 < c.MaxMessageSize {
+		conn.SetReadLimit(c.MaxMessageSize)
+	}
+	if 0 < c.ReadTimeout {
+		conn.SetReadDeadline(time.Now().Add(c.ReadTimeout))
+	}
 	conn.SetPongHandler(func(string) error {
 		conn.SetReadDeadline(time.Now().Add(c.PongTimeout))
 		return nil
@@ -220,7 +224,9 @@ func handleClientWrite(c *Client, conn *server.Conn, doneChan chan<- struct{}, s
 	for {
 		select {
 		case message, ok := <-c.writeChan:
-			conn.SetWriteDeadline(time.Now().Add(c.WriteTimeout))
+			if 0 < c.WriteTimeout {
+				conn.SetWriteDeadline(time.Now().Add(c.WriteTimeout))
+			}
 			if !ok {
 				conn.WriteMessage(server.CloseMessage, []byte{})
 				return
diff --git a/net/server.go b/net/server.go
index 545c892..0bc7276 100644
--- a/net/server.go
+++ b/net/server.go
@@ -236,8 +236,12 @@ func handleRead(s *Server, conn *server.Conn, doneChan chan<- struct{}, stopChan
 		close(doneChan)
 	}()
 
-	conn.SetReadLimit(s.ServerHandler.GetMaxMessageSize())
-	conn.SetReadDeadline(time.Now().Add(s.ServerHandler.GetReadTimeout()))
+	if 0 < s.ServerHandler.GetMaxMessageSize() {
+		conn.SetReadLimit(s.ServerHandler.GetMaxMessageSize())
+	}
+	if 0 < s.ServerHandler.GetReadTimeout() {
+		conn.SetReadDeadline(time.Now().Add(s.ServerHandler.GetReadTimeout()))
+	}
 	conn.SetPongHandler(func(string) error {
 		conn.SetReadDeadline(time.Now().Add(s.ServerHandler.GetPongTimeout()))
 		return nil
@@ -293,7 +297,9 @@ func handleWrite(s *Server, conn *server.Conn, doneChan chan<- struct{}, stopCha
 	for {
 		select {
 		case message, ok := <-writeChan:
-			conn.SetWriteDeadline(time.Now().Add(s.ServerHandler.GetWriteTimeout()))
+			if 0 < s.ServerHandler.GetWriteTimeout() {
+				conn.SetWriteDeadline(time.Now().Add(s.ServerHandler.GetWriteTimeout()))
+			}
 			if !ok {
 				conn.WriteMessage(server.CloseMessage, []byte{})
 				return