diff --git a/include/mme-app/msgHandlers/gtpMsgHandler.h b/include/mme-app/msgHandlers/gtpMsgHandler.h
new file mode 100644
index 0000000..7f38784
--- /dev/null
+++ b/include/mme-app/msgHandlers/gtpMsgHandler.h
@@ -0,0 +1,31 @@
+/*
+ * gtpMsgHandler.h
+ *
+ *  Created on: Jun 5, 2019
+ *      Author: Anjana_Sreekumar
+ */
+
+#ifndef INCLUDE_MME_APP_MSGHANDLERS_GTPMSGHANDLER_H_
+#define INCLUDE_MME_APP_MSGHANDLERS_GTPMSGHANDLER_H_
+
+#include "msgType.h"
+#include <msgBuffer.h>
+
+class GtpMsgHandler {
+public:
+	static GtpMsgHandler* Instance();
+	~GtpMsgHandler();
+
+	void handleGtpMessage_v(cmn::utils::MsgBuffer* buffer);
+
+private:
+	GtpMsgHandler();
+
+	void handleCreateSessionResponseMsg_v(const cmn::utils::MsgBuffer* msgData_p, uint32_t ueIdx);
+	void handleModifyBearerResponseMsg_v(const cmn::utils::MsgBuffer* msgData_p, uint32_t ueIdx);
+	void handleDeleteSessionResponseMsg_v(const cmn::utils::MsgBuffer* msgData_p, uint32_t ueIdx);
+	void handleReleaseBearerResponseMsg_v(const cmn::utils::MsgBuffer* msgData_p, uint32_t ueIdx);
+	void handleDdnMsg_v(const cmn::utils::MsgBuffer* msgData_p, uint32_t ueIdx);
+};
+
+#endif /* INCLUDE_MME_APP_MSGHANDLERS_GTPMSGHANDLER_H_ */
diff --git a/include/mme-app/msgHandlers/s1MsgHandler.h b/include/mme-app/msgHandlers/s1MsgHandler.h
new file mode 100644
index 0000000..32ca4d7
--- /dev/null
+++ b/include/mme-app/msgHandlers/s1MsgHandler.h
@@ -0,0 +1,40 @@
+/*
+ * s1MsgHandler.h
+ *
+ *  Created on: Jun 5, 2019
+ *      Author: Anjana_Sreekumar
+ */
+
+#ifndef INCLUDE_MME_APP_MSGHANDLERS_S1MSGHANDLER_H_
+#define INCLUDE_MME_APP_MSGHANDLERS_S1MSGHANDLER_H_
+
+#include "msgType.h"
+#include <msgBuffer.h>
+
+class S1MsgHandler {
+public:
+	static S1MsgHandler* Instance();
+	~S1MsgHandler();
+
+	void handleS1Message_v(const cmn::utils::MsgBuffer* buffer);
+
+private:
+	S1MsgHandler();
+
+	void handleInitUeAttachRequestMsg_v(const cmn::utils::MsgBuffer* msgData_p);
+	void handleIdentityResponseMsg_v(const cmn::utils::MsgBuffer* msgData_p, uint32_t ueIdx);
+	void handleAuthResponseMsg_v(const cmn::utils::MsgBuffer* msgData_p, uint32_t ueIdx);
+	void handleSecurityModeResponse_v(const cmn::utils::MsgBuffer* msgData_p, uint32_t ueIdx);
+	void handleEsmInfoResponse_v(const cmn::utils::MsgBuffer* msgData_p, uint32_t ueIdx);
+	void handleInitCtxtResponse_v(const cmn::utils::MsgBuffer* msgData_p, uint32_t ueIdx);
+	void handleAttachComplete_v(const cmn::utils::MsgBuffer* msgData_p, uint32_t ueIdx);
+	void handleDetachRequest_v(const cmn::utils::MsgBuffer* msgData_p, uint32_t ueIdx);
+	void handleS1ReleaseRequestMsg_v(const cmn::utils::MsgBuffer* msgData_p, uint32_t ueIdx);
+	void handleS1ReleaseComplete_v(const cmn::utils::MsgBuffer* msgData_p, uint32_t ueIdx);
+	void handleNIDetachRequest_v(const cmn::utils::MsgBuffer* msgData_p, uint32_t ueIdx);
+	void handleDetachAcceptFromUE_v(const cmn::utils::MsgBuffer* msgData_p, uint32_t ueIdx);
+	void handleServiceRequest_v(const cmn::utils::MsgBuffer* msgData_p, uint32_t ueIdx);
+	void handleTauRequestMsg_v(const cmn::utils::MsgBuffer* msgData_p, uint32_t ueIdx);
+};
+
+#endif /* INCLUDE_MME_APP_MSGHANDLERS_S1MSGHANDLER_H_ */
diff --git a/include/mme-app/msgHandlers/s6MsgHandler.h b/include/mme-app/msgHandlers/s6MsgHandler.h
new file mode 100644
index 0000000..7d9b4fd
--- /dev/null
+++ b/include/mme-app/msgHandlers/s6MsgHandler.h
@@ -0,0 +1,31 @@
+/*
+ * s6MsgHandler.h
+ *
+ *  Created on: Jun 5, 2019
+ *      Author: Anjana_Sreekumar
+ */
+
+#ifndef INCLUDE_MME_APP_MSGHANDLERS_S6MSGHANDLER_H_
+#define INCLUDE_MME_APP_MSGHANDLERS_S6MSGHANDLER_H_
+
+#include "msgType.h"
+#include <msgBuffer.h>
+
+class S6MsgHandler {
+public:
+	static S6MsgHandler* Instance();
+	virtual ~S6MsgHandler();
+
+	void handleS6Message_v(cmn::utils::MsgBuffer* msgBuf);
+
+private:
+	S6MsgHandler();
+
+	void handleAuthInfoAnswer_v(cmn::utils::MsgBuffer* msgData_p, uint32_t ueIdx);
+	void handleUpdateLocationAnswer_v(cmn::utils::MsgBuffer* msgData_p, uint32_t ueIdx);
+	void handlePurgeAnswer_v(cmn::utils::MsgBuffer* msgData_p, uint32_t ueIdx);
+	void handleCancelLocationRequest_v(cmn::utils::MsgBuffer* msgData_p);
+
+};
+
+#endif /* INCLUDE_MME_APP_MSGHANDLERS_S6MSGHANDLER_H_ */