diff --git a/openair2/COMMON/f1ap_messages_types.h b/openair2/COMMON/f1ap_messages_types.h
index f2fd001e4e..54d12f4e2a 100644
--- a/openair2/COMMON/f1ap_messages_types.h
+++ b/openair2/COMMON/f1ap_messages_types.h
@@ -213,18 +213,8 @@ typedef struct f1ap_setup_resp_s {
 } f1ap_setup_resp_t;
 
 typedef struct f1ap_gnb_cu_configuration_update_s {
-  /* Connexion id used between SCTP/F1AP */
-  uint16_t cnx_id;
-
-  /* SCTP association id */
-  sctp_assoc_t assoc_id;
-
-  /* Number of SCTP streams used for a mme association */
-  uint16_t sctp_in_streams;
-  uint16_t sctp_out_streams;
-
-  /// string holding gNB_CU_name
-  char     *gNB_CU_name;
+  /// Transaction ID
+  uint64_t transaction_id;
   /// number of DU cells to activate
   uint16_t num_cells_to_activate; //0< num_cells_to_activate/mod <= 512;
   served_cells_to_activate_t cells_to_activate[F1AP_MAX_NB_CELLS];
diff --git a/openair2/GNB_APP/gnb_app.c b/openair2/GNB_APP/gnb_app.c
index 39946c95f1..64affd6c0a 100644
--- a/openair2/GNB_APP/gnb_app.c
+++ b/openair2/GNB_APP/gnb_app.c
@@ -236,10 +236,6 @@ void *gNB_app_task(void *args_p)
 
     case F1AP_GNB_CU_CONFIGURATION_UPDATE:
       AssertFatal(NODE_IS_DU(node_type), "Should not have received F1AP_GNB_CU_CONFIGURATION_UPDATE in CU/gNB\n");
-
-      LOG_I(GNB_APP, "Received %s: associated ngran_gNB_CU %s with %d cells to activate\n", ITTI_MSG_NAME (msg_p),
-      F1AP_GNB_CU_CONFIGURATION_UPDATE(msg_p).gNB_CU_name,F1AP_GNB_CU_CONFIGURATION_UPDATE(msg_p).num_cells_to_activate);
-      
       cell_to_activate += F1AP_GNB_CU_CONFIGURATION_UPDATE(msg_p).num_cells_to_activate;
       gNB_app_handle_f1ap_gnb_cu_configuration_update(&F1AP_GNB_CU_CONFIGURATION_UPDATE(msg_p));
 
diff --git a/openair2/GNB_APP/gnb_config.c b/openair2/GNB_APP/gnb_config.c
index 57e081b0e9..923a60f2eb 100644
--- a/openair2/GNB_APP/gnb_config.c
+++ b/openair2/GNB_APP/gnb_config.c
@@ -2367,7 +2367,6 @@ int gNB_app_handle_f1ap_gnb_cu_configuration_update(f1ap_gnb_cu_configuration_up
         ret++;
         mac->f1_config.setup_resp = malloc(sizeof(*mac->f1_config.setup_resp));
         AssertFatal(mac->f1_config.setup_resp != NULL, "out of memory\n");
-        mac->f1_config.setup_resp->gNB_CU_name = gnb_cu_cfg_update->gNB_CU_name;
         mac->f1_config.setup_resp->num_cells_to_activate = gnb_cu_cfg_update->num_cells_to_activate;
         mac->f1_config.setup_resp->cells_to_activate[0] = gnb_cu_cfg_update->cells_to_activate[0];
       } else {