diff --git a/src/s1ap/handlers/attach_initctxresp.c b/src/s1ap/handlers/attach_initctxresp.c
new file mode 100644
index 0000000..3c3404b
--- /dev/null
+++ b/src/s1ap/handlers/attach_initctxresp.c
@@ -0,0 +1,90 @@
+/*
+ * Copyright (c) 2003-2018, Great Software Laboratory Pvt. Ltd.
+ * Copyright (c) 2017 Intel Corporation
+ * Copyright (c) 2019, Infosys Ltd.
+ *
+ * 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.
+ */
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <unistd.h>
+#include <string.h>
+#include <pthread.h>
+
+#include "err_codes.h"
+#include "options.h"
+#include "ipc_api.h"
+#include "main.h"
+#include "s1ap.h"
+#include "s1ap_config.h"
+#include "sctp_conn.h"
+#include "s1ap_structs.h"
+#include "s1ap_msg_codes.h"
+#include "msgType.h"
+
+
+extern int g_enb_fd;
+extern ipc_handle ipc_S1ap_Hndl;
+
+int
+s1_init_ctx_resp_handler(SuccessfulOutcome_t *msg)
+{
+	struct proto_IE s1_ics_ies;
+	struct s1_incoming_msg_data_t ics_resp= {0};
+
+	/*****Message structure****/
+	log_msg(LOG_INFO, "Parse int ctx s1ap response message:--\n");
+	/*parse_IEs(msg+2, &s1_ics_ies, S1AP_INITIAL_CTX_RESP_CODE);*/
+	convertInitCtxRspToProtoIe(msg, &s1_ics_ies);
+    
+	ics_resp.msg_type = init_ctxt_response;
+	
+	for(int i = 0; i < s1_ics_ies.no_of_IEs; i++)
+    {
+        switch(s1_ics_ies.data[i].IE_type)
+        {
+            case S1AP_IE_MME_UE_ID:
+                {
+	                ics_resp.ue_idx = s1_ics_ies.data[i].val.mme_ue_s1ap_id;
+                }break;
+            case S1AP_ERAB_SETUP_CTX_SUR:
+                {
+                    for(int j = 0; j < s1_ics_ies.data[i].val.erab.no_of_elements; j++)
+                    {
+                        /*TBD: Handle multiple erabs in ics rsp*/
+	                    ics_resp.msg_data.initctx_resp_Q_msg_m.transp_layer_addr = s1_ics_ies.data[i].val.erab.elements[j].su_res.transp_layer_addr;
+	                    ics_resp.msg_data.initctx_resp_Q_msg_m.gtp_teid = s1_ics_ies.data[i].val.erab.elements[j].su_res.gtp_teid;
+                        break;
+                    }
+                }break;
+            default:
+                log_msg(LOG_WARNING,"Unhandled IE");
+        }
+    }
+	
+	
+	
+	ics_resp.destInstAddr = htonl(mmeAppInstanceNum_c);
+	ics_resp.srcInstAddr = htonl(s1apAppInstanceNum_c);
+	int i = send_tipc_message(ipc_S1ap_Hndl, mmeAppInstanceNum_c, (char *)&ics_resp, S1_READ_MSG_BUF_SIZE);
+
+	if (i < 0) {
+		log_msg(LOG_ERROR, "Error to write in s1_init_ctx_resp_handler\n");
+	}
+	/*Send S1Setup response*/
+	log_msg(LOG_INFO, "Init ctx resp send to mme-app stage7. Bytes send %d\n", i);
+
+	//TODO: free IEs
+	return SUCCESS;
+}