diff --git a/mbtk/include/mqtt/MQTTLinux.h b/mbtk/include/mqtt/MQTTLinux.h
new file mode 100755
index 0000000..6ca888a
--- /dev/null
+++ b/mbtk/include/mqtt/MQTTLinux.h
@@ -0,0 +1,74 @@
+/*******************************************************************************
+ * Copyright (c) 2014 IBM Corp.
+ *
+ * All rights reserved. This program and the accompanying materials
+ * are made available under the terms of the Eclipse Public License v1.0
+ * and Eclipse Distribution License v1.0 which accompany this distribution.
+ *
+ * The Eclipse Public License is available at
+ *    http://www.eclipse.org/legal/epl-v10.html
+ * and the Eclipse Distribution License is available at
+ *   http://www.eclipse.org/org/documents/edl-v10.php.
+ *
+ * Contributors:
+ *    Allan Stockdill-Mander - initial API and implementation and/or initial documentation
+ *******************************************************************************/
+
+#ifndef __MQTT_LINUX_
+#define __MQTT_LINUX_
+
+#include <sys/types.h>
+#include <sys/socket.h>
+#include <sys/param.h>
+#include <sys/time.h>
+#include <sys/select.h>
+#include <netinet/in.h>
+#include <netinet/tcp.h>
+#include <arpa/inet.h>
+#include <netdb.h>
+#include <stdio.h>
+#include <unistd.h>
+#include <errno.h>
+#include <fcntl.h>
+#include <stdbool.h>
+#include <stdlib.h>
+#include <string.h>
+#include <signal.h>
+
+// #include <openssl/ssl.h>
+// #include <openssl/err.h>
+//#include "DC_iot_port.h"
+
+typedef struct Timer Timer;
+
+struct Timer {
+	struct timeval end_time;
+};
+
+typedef struct Network Network;
+struct Network
+{
+	int my_socket;
+    bool is_support_ssl;
+    bool ingnore_cert;
+    int handle;
+	int (*mqttread) (Network*, unsigned char*, int, int);
+	int (*mqttwrite) (Network*, unsigned char*, int, int);
+	void (*disconnect) (Network*);
+};
+
+char expired(Timer*);
+void countdown_ms(Timer*, unsigned int);
+void countdown(Timer*, unsigned int);
+int left_ms(Timer*);
+
+void InitTimer(Timer*);
+
+int linux_read(Network*, unsigned char*, int, int);
+int linux_write(Network*, unsigned char*, int, int);
+void linux_disconnect(Network*);
+void NewNetwork(Network*);
+
+int ConnectNetwork(Network*, char*, int, bool ,bool );
+
+#endif
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