diff --git a/src/com/wentch/redkale/net/Transport.java b/src/com/wentch/redkale/net/Transport.java
index a40e99a68..d28cdd8ce 100644
--- a/src/com/wentch/redkale/net/Transport.java
+++ b/src/com/wentch/redkale/net/Transport.java
@@ -184,8 +184,8 @@ public final class Transport {
         }
     }
 
-    public void offerConnection(AsyncConnection conn) {
-        if (false && conn.isTCP()) {  //暂时每次都关闭
+    public void offerConnection(final boolean forceClose, AsyncConnection conn) {
+        if (!forceClose && conn.isTCP()) {  //暂时每次都关闭
             if (conn.isOpen()) {
                 BlockingQueue<AsyncConnection> queue = connPool.get(conn.getRemoteAddress());
                 if (queue == null) {
@@ -212,13 +212,13 @@ public final class Transport {
                     public void completed(Integer result, ByteBuffer attachment) {
                         if (handler != null) handler.completed(result, att);
                         offerBuffer(buffer);
-                        offerConnection(conn);
+                        offerConnection(false, conn);
                     }
 
                     @Override
                     public void failed(Throwable exc, ByteBuffer attachment) {
                         offerBuffer(buffer);
-                        offerConnection(conn);
+                        offerConnection(true, conn);
                     }
                 });
 
@@ -227,26 +227,9 @@ public final class Transport {
             @Override
             public void failed(Throwable exc, ByteBuffer attachment) {
                 offerBuffer(buffer);
-                offerConnection(conn);
+                offerConnection(true, conn);
             }
         });
     }
 
-    public ByteBuffer send(SocketAddress addr, ByteBuffer buffer) {
-        AsyncConnection conn = pollConnection(addr);
-        final int readto = conn.getReadTimeoutSecond();
-        final int writeto = conn.getWriteTimeoutSecond();
-        try {
-            conn.write(buffer).get(writeto > 0 ? writeto : 5, TimeUnit.SECONDS);
-            buffer.clear();
-            conn.read(buffer).get(readto > 0 ? readto : 5, TimeUnit.SECONDS);
-            buffer.flip();
-            return buffer;
-        } catch (Exception e) {
-            throw new RuntimeException(e);
-        } finally {
-            offerConnection(conn);
-        }
-    }
-
 }
diff --git a/src/com/wentch/redkale/net/sncp/SncpClient.java b/src/com/wentch/redkale/net/sncp/SncpClient.java
index b7f344139..120ce6e56 100644
--- a/src/com/wentch/redkale/net/sncp/SncpClient.java
+++ b/src/com/wentch/redkale/net/sncp/SncpClient.java
@@ -278,7 +278,7 @@ public final class SncpClient {
             throw new RuntimeException(ex);
         } finally {
             transport.offerBuffer(buffer);
-            transport.offerConnection(conn);
+            transport.offerConnection(true, conn);
         }
     }
 
@@ -335,7 +335,7 @@ public final class SncpClient {
                         if (count < 1 && buffer.remaining() == buffer.limit()) {   //没有数据可读
                             future.set(new RuntimeException(action.method + " sncp remote no response data"));
                             transport.offerBuffer(buffer);
-                            transport.offerConnection(conn);
+                            transport.offerConnection(true, conn);
                             return;
                         }
                         if (received < 1 && buffer.limit() < buffer.remaining() + HEADER_SIZE) { //header都没读全
@@ -379,16 +379,15 @@ public final class SncpClient {
                     public void success() {
                         future.set(this.body);
                         transport.offerBuffer(buffer);
-                        transport.offerConnection(conn);
+                        transport.offerConnection(false, conn);
                     }
 
                     @Override
                     public void failed(Throwable exc, Void attachment2) {
                         future.set(new RuntimeException(action.method + " sncp remote exec failed"));
                         transport.offerBuffer(buffer);
-                        transport.offerConnection(conn);
+                        transport.offerConnection(true, conn);
                     }
-
                 });
             }
 
@@ -396,7 +395,7 @@ public final class SncpClient {
             public void failed(Throwable exc, ByteBuffer[] attachment) {
                 exc.printStackTrace();
                 transport.offerBuffer(buffer);
-                transport.offerConnection(conn);
+                transport.offerConnection(true, conn);
             }
         });
         return future;