diff --git a/demo_test/cmd_client/cmd_cl.go b/demo_test/cmd_client/cmd_cl.go
new file mode 100644
index 0000000..e1ee3bb
--- /dev/null
+++ b/demo_test/cmd_client/cmd_cl.go
@@ -0,0 +1,60 @@
+// Copyright 2018-present Open Networking Foundation
+//
+// 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 main
+
+import "net"
+import "fmt"
+import "bufio"
+import "os"
+import "strings"
+
+var attach_ip string = ""
+
+func main() {
+	// connect to this socket
+	var message string = ""
+	conn, _ := net.Dial("tcp", "127.0.0.1:9999")
+	reader := bufio.NewReader(os.Stdin)
+	for {
+		// read in input from stdin
+		if(attach_ip != ""){
+			fmt.Printf("[%v] CMD to send :", attach_ip)
+		}else{
+			fmt.Print("CMD to send :")
+		}
+		text, _ := reader.ReadString('\n')
+
+		// send to socket
+		fmt.Fprintf(conn, text + "\n")
+
+                cmd := strings.TrimSuffix(text, "\n")
+                s := strings.Split(cmd, ":")
+                cmd = s[0]
+
+		if(cmd == "attach"){
+			// listen for reply
+			t_attach_ip, _ := bufio.NewReader(conn).ReadString('\n')
+			attach_ip = strings.TrimSuffix(t_attach_ip, "\n")
+		}else{
+			// listen for reply
+			message, _ = bufio.NewReader(conn).ReadString('\n')
+			fmt.Print("Return from server: " + message)
+		}
+
+		if message == "QUIT\n"{
+			break
+		}
+	}
+}