diff --git a/dubbo-rpc-default/src/test/java/com/alibaba/dubbo/rpc/protocol/dubbo/telnet/InvokerTelnetHandlerTest.java b/dubbo-rpc-default/src/test/java/com/alibaba/dubbo/rpc/protocol/dubbo/telnet/InvokerTelnetHandlerTest.java
index e8d41137c0..bbe25879e6 100644
--- a/dubbo-rpc-default/src/test/java/com/alibaba/dubbo/rpc/protocol/dubbo/telnet/InvokerTelnetHandlerTest.java
+++ b/dubbo-rpc-default/src/test/java/com/alibaba/dubbo/rpc/protocol/dubbo/telnet/InvokerTelnetHandlerTest.java
@@ -58,15 +58,15 @@ public class InvokerTelnetHandlerTest {
     public void testInvokeDefaultSService() throws RemotingException {
         mockInvoker = EasyMock.createMock(Invoker.class);
         EasyMock.expect(mockInvoker.getInterface()).andReturn(DemoService.class).anyTimes();
-        EasyMock.expect(mockInvoker.getUrl()).andReturn(URL.valueOf("dubbo://127.0.0.1:20885/demo")).anyTimes();
+        EasyMock.expect(mockInvoker.getUrl()).andReturn(URL.valueOf("dubbo://127.0.0.1:20883/demo")).anyTimes();
         EasyMock.expect(mockInvoker.invoke((Invocation) EasyMock.anyObject())).andReturn(new RpcResult("ok")).anyTimes();
         mockChannel = EasyMock.createMock(Channel.class);
         EasyMock.expect(mockChannel.getAttribute("telnet.service")).andReturn("com.alibaba.dubbo.rpc.protocol.dubbo.support.DemoService").anyTimes();
         EasyMock.expect(mockChannel.getLocalAddress()).andReturn(NetUtils.toAddress("127.0.0.1:5555")).anyTimes();
-        EasyMock.expect(mockChannel.getRemoteAddress()).andReturn(NetUtils.toAddress("127.0.0.1:20885")).anyTimes();
+        EasyMock.expect(mockChannel.getRemoteAddress()).andReturn(NetUtils.toAddress("127.0.0.1:20883")).anyTimes();
         EasyMock.replay(mockChannel, mockInvoker);
         DubboProtocol.getDubboProtocol().export(mockInvoker);
-        String result = invoke.telnet(mockChannel, "DemoService.echo(\"hello\")");
+        String result = invoke.telnet(mockChannel, "DemoService.echo(\"ok\")");
         assertTrue(result.contains("Use default service com.alibaba.dubbo.rpc.protocol.dubbo.support.DemoService.\r\n\"ok\"\r\n"));
         EasyMock.reset(mockChannel, mockInvoker);
     }
@@ -76,15 +76,15 @@ public class InvokerTelnetHandlerTest {
     public void testInvokeAutoFindMethod() throws RemotingException {
         mockInvoker = EasyMock.createMock(Invoker.class);
         EasyMock.expect(mockInvoker.getInterface()).andReturn(DemoService.class).anyTimes();
-        EasyMock.expect(mockInvoker.getUrl()).andReturn(URL.valueOf("dubbo://127.0.0.1:20885/demo")).anyTimes();
+        EasyMock.expect(mockInvoker.getUrl()).andReturn(URL.valueOf("dubbo://127.0.0.1:20883/demo")).anyTimes();
         EasyMock.expect(mockInvoker.invoke((Invocation) EasyMock.anyObject())).andReturn(new RpcResult("ok")).anyTimes();
         mockChannel = EasyMock.createMock(Channel.class);
         EasyMock.expect(mockChannel.getAttribute("telnet.service")).andReturn(null).anyTimes();
         EasyMock.expect(mockChannel.getLocalAddress()).andReturn(NetUtils.toAddress("127.0.0.1:5555")).anyTimes();
-        EasyMock.expect(mockChannel.getRemoteAddress()).andReturn(NetUtils.toAddress("127.0.0.1:20885")).anyTimes();
+        EasyMock.expect(mockChannel.getRemoteAddress()).andReturn(NetUtils.toAddress("127.0.0.1:20883")).anyTimes();
         EasyMock.replay(mockChannel, mockInvoker);
         DubboProtocol.getDubboProtocol().export(mockInvoker);
-        String result = invoke.telnet(mockChannel, "echo(\"hello\")");
+        String result = invoke.telnet(mockChannel, "echo(\"ok\")");
         assertTrue(result.contains("ok"));
         EasyMock.reset(mockChannel, mockInvoker);
     }
diff --git a/dubbo-rpc-default/src/test/java/com/alibaba/dubbo/rpc/protocol/dubbo/telnet/LogTelnetHandlerTest.java b/dubbo-rpc-default/src/test/java/com/alibaba/dubbo/rpc/protocol/dubbo/telnet/LogTelnetHandlerTest.java
new file mode 100644
index 0000000000..97d3fc586c
--- /dev/null
+++ b/dubbo-rpc-default/src/test/java/com/alibaba/dubbo/rpc/protocol/dubbo/telnet/LogTelnetHandlerTest.java
@@ -0,0 +1,57 @@
+/*
+ * Copyright 1999-2101 Alibaba Group.
+ *  
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *  
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *  
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package com.alibaba.dubbo.rpc.protocol.dubbo.telnet;
+
+import static org.junit.Assert.assertTrue;
+
+import org.easymock.EasyMock;
+import org.junit.Test;
+
+import com.alibaba.dubbo.remoting.Channel;
+import com.alibaba.dubbo.remoting.RemotingException;
+import com.alibaba.dubbo.remoting.telnet.TelnetHandler;
+
+/**
+ * LogTelnetHandlerTest.java
+ * 
+ * @author tony.chenl
+ */
+public class LogTelnetHandlerTest {
+
+    private static TelnetHandler log = new LogTelnetHandler();
+    private Channel              mockChannel;
+
+    @Test
+    public void testChangeLogLevel() throws RemotingException {
+        mockChannel = EasyMock.createMock(Channel.class);
+        EasyMock.replay(mockChannel);
+        String result = log.telnet(mockChannel, "error");
+        assertTrue(result.contains("\r\nCURRENT LOG LEVEL:ERROR"));
+        String result2 = log.telnet(mockChannel, "warn");
+        assertTrue(result2.contains("\r\nCURRENT LOG LEVEL:WARN"));
+        EasyMock.reset(mockChannel);
+    }
+
+    @Test
+    public void testPrintLog() throws RemotingException {
+        mockChannel = EasyMock.createMock(Channel.class);
+        EasyMock.replay(mockChannel);
+        String result = log.telnet(mockChannel, "100");
+        assertTrue(result.contains("CURRENT LOG APPENDER"));
+        EasyMock.reset(mockChannel);
+    }
+
+}
diff --git a/dubbo-rpc-default/src/test/java/com/alibaba/dubbo/rpc/protocol/dubbo/telnet/PortTelnetHandlerTest.java b/dubbo-rpc-default/src/test/java/com/alibaba/dubbo/rpc/protocol/dubbo/telnet/PortTelnetHandlerTest.java
new file mode 100644
index 0000000000..b541714cc8
--- /dev/null
+++ b/dubbo-rpc-default/src/test/java/com/alibaba/dubbo/rpc/protocol/dubbo/telnet/PortTelnetHandlerTest.java
@@ -0,0 +1,97 @@
+/*
+ * Copyright 1999-2101 Alibaba Group.
+ *  
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *  
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *  
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package com.alibaba.dubbo.rpc.protocol.dubbo.telnet;
+
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertTrue;
+
+import org.easymock.EasyMock;
+import org.junit.After;
+import org.junit.Before;
+import org.junit.Test;
+
+import com.alibaba.dubbo.common.URL;
+import com.alibaba.dubbo.common.utils.NetUtils;
+import com.alibaba.dubbo.remoting.RemotingException;
+import com.alibaba.dubbo.remoting.exchange.ExchangeClient;
+import com.alibaba.dubbo.remoting.exchange.Exchangers;
+import com.alibaba.dubbo.remoting.telnet.TelnetHandler;
+import com.alibaba.dubbo.rpc.Invoker;
+import com.alibaba.dubbo.rpc.protocol.dubbo.DubboProtocol;
+import com.alibaba.dubbo.rpc.protocol.dubbo.support.DemoService;
+import com.alibaba.dubbo.rpc.protocol.dubbo.support.ProtocolUtils;
+
+/**
+ * PortTelnetHandlerTest.java
+ * 
+ * @author tony.chenl
+ */
+public class PortTelnetHandlerTest {
+
+    private static TelnetHandler port = new PortTelnetHandler();
+    private Invoker<DemoService> mockInvoker;
+
+    @SuppressWarnings("unchecked")
+    @Before
+    public void before() {
+        mockInvoker = EasyMock.createMock(Invoker.class);
+        EasyMock.expect(mockInvoker.getInterface()).andReturn(DemoService.class).anyTimes();
+        EasyMock.expect(mockInvoker.getUrl()).andReturn(URL.valueOf("dubbo://127.0.0.1:20887/demo")).anyTimes();
+        EasyMock.replay(mockInvoker);
+        DubboProtocol.getDubboProtocol().export(mockInvoker);
+    }
+
+    @After
+    public void after() {
+        EasyMock.reset(mockInvoker);
+        ProtocolUtils.closeAll();
+    }
+
+    @Test
+    public void testListClient() throws RemotingException {
+        ExchangeClient client1 = Exchangers.connect("dubbo://127.0.0.1:20887/demo");
+        ExchangeClient client2 = Exchangers.connect("dubbo://127.0.0.1:20887/demo");
+        String result = port.telnet(null, "-l 20887");
+        assertTrue(result.contains(client1.getLocalAddress().toString()));
+        assertTrue(result.contains(client2.getLocalAddress().toString()));
+
+    }
+
+    @Test
+    public void testListDetail() throws RemotingException {
+        String result = port.telnet(null, "-l");
+        assertEquals("dubbo://" + NetUtils.getLocalHost() + ":20887", result);
+    }
+
+    @Test
+    public void testListAllPort() throws RemotingException {
+        String result = port.telnet(null, "");
+        assertEquals("20887", result);
+    }
+
+    @Test
+    public void testErrorMessage() throws RemotingException {
+        String result = port.telnet(null, "a");
+        assertEquals("Illegal port a, must be integer.", result);
+    }
+
+    @Test
+    public void testNoPort() throws RemotingException {
+        String result = port.telnet(null, "-l 20880");
+        assertEquals("No such port 20880", result);
+    }
+
+}