diff --git a/src/wps/wps.c b/src/wps/wps.c
index ff4b20d..22d7eea 100644
--- a/src/wps/wps.c
+++ b/src/wps/wps.c
@@ -497,7 +497,7 @@
 	    wps_build_config_methods(ie, dev->config_methods) ||
 	    wps_build_uuid_e(ie, uuid) ||
 	    wps_build_primary_dev_type(dev, ie) ||
-	    wps_build_rf_bands(dev, ie) ||
+	    wps_build_rf_bands(dev, ie, 0) ||
 	    wps_build_assoc_state(NULL, ie) ||
 	    wps_build_config_error(ie, WPS_CFG_NO_ERROR) ||
 	    wps_build_dev_password_id(ie, pw_id) ||
@@ -640,3 +640,20 @@
 
 	return pos - buf;
 }
+
+
+const char * wps_ei_str(enum wps_error_indication ei)
+{
+	switch (ei) {
+	case WPS_EI_NO_ERROR:
+		return "No Error";
+	case WPS_EI_SECURITY_TKIP_ONLY_PROHIBITED:
+		return "TKIP Only Prohibited";
+	case WPS_EI_SECURITY_WEP_PROHIBITED:
+		return "WEP Prohibited";
+	case WPS_EI_AUTH_FAILURE:
+		return "Authentication Failure";
+	default:
+		return "Unknown";
+	}
+}
diff --git a/src/wps/wps.h b/src/wps/wps.h
index cb03dbd..dc82c44 100644
--- a/src/wps/wps.h
+++ b/src/wps/wps.h
@@ -420,6 +420,16 @@
 	WPS_EV_PBC_TIMEOUT,
 
 	/**
+	 * WPS_EV_PBC_ACTIVE - PBC mode was activated
+	 */
+	WPS_EV_PBC_ACTIVE,
+
+	/**
+	 * WPS_EV_PBC_DISABLE - PBC mode was disabled
+	 */
+	WPS_EV_PBC_DISABLE,
+
+	/**
 	 * WPS_EV_ER_AP_ADD - ER: AP added
 	 */
 	WPS_EV_ER_AP_ADD,
@@ -487,11 +497,17 @@
 		int msg;
 		u16 config_error;
 		u16 error_indication;
+		u8 peer_macaddr[ETH_ALEN];
 	} fail;
 
+	struct wps_event_success {
+		u8 peer_macaddr[ETH_ALEN];
+	} success;
+
 	struct wps_event_pwd_auth_fail {
 		int enrollee;
 		int part;
+		u8 peer_macaddr[ETH_ALEN];
 	} pwd_auth_fail;
 
 	struct wps_event_er_ap {
@@ -730,6 +746,13 @@
 			 union wps_event_data *data);
 
 	/**
+	 * rf_band_cb - Fetch currently used RF band
+	 * @ctx: Higher layer context data (cb_ctx)
+	 * Return: Current used RF band or 0 if not known
+	 */
+	int (*rf_band_cb)(void *ctx);
+
+	/**
 	 * cb_ctx: Higher layer context data for callbacks
 	 */
 	void *cb_ctx;
@@ -786,6 +809,7 @@
 struct wpabuf * wps_get_oob_cred(struct wps_context *wps);
 int wps_oob_use_cred(struct wps_context *wps, struct wps_parse_attr *attr);
 int wps_attr_text(struct wpabuf *data, char *buf, char *end);
+const char * wps_ei_str(enum wps_error_indication ei);
 
 struct wps_er * wps_er_init(struct wps_context *wps, const char *ifname,
 			    const char *filter);
diff --git a/src/wps/wps_common.c b/src/wps/wps_common.c
index 4e4da5e..4b431ad 100644
--- a/src/wps/wps_common.c
+++ b/src/wps/wps_common.c
@@ -266,7 +266,7 @@
 
 
 void wps_fail_event(struct wps_context *wps, enum wps_msg_type msg,
-		    u16 config_error, u16 error_indication)
+		    u16 config_error, u16 error_indication, const u8 *mac_addr)
 {
 	union wps_event_data data;
 
@@ -277,20 +277,26 @@
 	data.fail.msg = msg;
 	data.fail.config_error = config_error;
 	data.fail.error_indication = error_indication;
+	os_memcpy(data.fail.peer_macaddr, mac_addr, ETH_ALEN);
 	wps->event_cb(wps->cb_ctx, WPS_EV_FAIL, &data);
 }
 
 
-void wps_success_event(struct wps_context *wps)
+void wps_success_event(struct wps_context *wps, const u8 *mac_addr)
 {
+	union wps_event_data data;
+
 	if (wps->event_cb == NULL)
 		return;
 
-	wps->event_cb(wps->cb_ctx, WPS_EV_SUCCESS, NULL);
+	os_memset(&data, 0, sizeof(data));
+	os_memcpy(data.success.peer_macaddr, mac_addr, ETH_ALEN);
+	wps->event_cb(wps->cb_ctx, WPS_EV_SUCCESS, &data);
 }
 
 
-void wps_pwd_auth_fail_event(struct wps_context *wps, int enrollee, int part)
+void wps_pwd_auth_fail_event(struct wps_context *wps, int enrollee, int part,
+			     const u8 *mac_addr)
 {
 	union wps_event_data data;
 
@@ -300,6 +306,7 @@
 	os_memset(&data, 0, sizeof(data));
 	data.pwd_auth_fail.enrollee = enrollee;
 	data.pwd_auth_fail.part = part;
+	os_memcpy(data.pwd_auth_fail.peer_macaddr, mac_addr, ETH_ALEN);
 	wps->event_cb(wps->cb_ctx, WPS_EV_PWD_AUTH_FAIL, &data);
 }
 
@@ -322,6 +329,24 @@
 }
 
 
+void wps_pbc_active_event(struct wps_context *wps)
+{
+	if (wps->event_cb == NULL)
+		return;
+
+	wps->event_cb(wps->cb_ctx, WPS_EV_PBC_ACTIVE, NULL);
+}
+
+
+void wps_pbc_disable_event(struct wps_context *wps)
+{
+	if (wps->event_cb == NULL)
+		return;
+
+	wps->event_cb(wps->cb_ctx, WPS_EV_PBC_DISABLE, NULL);
+}
+
+
 #ifdef CONFIG_WPS_OOB
 
 struct wpabuf * wps_get_oob_cred(struct wps_context *wps)
diff --git a/src/wps/wps_defs.h b/src/wps/wps_defs.h
index 2f42603..3421ac5 100644
--- a/src/wps/wps_defs.h
+++ b/src/wps/wps_defs.h
@@ -223,6 +223,7 @@
 	WPS_EI_NO_ERROR,
 	WPS_EI_SECURITY_TKIP_ONLY_PROHIBITED,
 	WPS_EI_SECURITY_WEP_PROHIBITED,
+	WPS_EI_AUTH_FAILURE,
 	NUM_WPS_EI_VALUES
 };
 
diff --git a/src/wps/wps_dev_attr.c b/src/wps/wps_dev_attr.c
index 7a7c099..1b12b5a 100644
--- a/src/wps/wps_dev_attr.c
+++ b/src/wps/wps_dev_attr.c
@@ -217,12 +217,13 @@
 }
 
 
-int wps_build_rf_bands(struct wps_device_data *dev, struct wpabuf *msg)
+int wps_build_rf_bands(struct wps_device_data *dev, struct wpabuf *msg,
+		       u8 rf_band)
 {
 	wpa_printf(MSG_DEBUG, "WPS:  * RF Bands (%x)", dev->rf_bands);
 	wpabuf_put_be16(msg, ATTR_RF_BANDS);
 	wpabuf_put_be16(msg, 1);
-	wpabuf_put_u8(msg, dev->rf_bands);
+	wpabuf_put_u8(msg, rf_band ? rf_band : dev->rf_bands);
 	return 0;
 }
 
diff --git a/src/wps/wps_dev_attr.h b/src/wps/wps_dev_attr.h
index 200c9c4..0158cdc 100644
--- a/src/wps/wps_dev_attr.h
+++ b/src/wps/wps_dev_attr.h
@@ -18,7 +18,8 @@
 int wps_build_device_attrs(struct wps_device_data *dev, struct wpabuf *msg);
 int wps_build_os_version(struct wps_device_data *dev, struct wpabuf *msg);
 int wps_build_vendor_ext_m1(struct wps_device_data *dev, struct wpabuf *msg);
-int wps_build_rf_bands(struct wps_device_data *dev, struct wpabuf *msg);
+int wps_build_rf_bands(struct wps_device_data *dev, struct wpabuf *msg,
+		       u8 rf_band);
 int wps_build_primary_dev_type(struct wps_device_data *dev,
 			       struct wpabuf *msg);
 int wps_build_secondary_dev_type(struct wps_device_data *dev,
diff --git a/src/wps/wps_enrollee.c b/src/wps/wps_enrollee.c
index 27c554f..d02ba30 100644
--- a/src/wps/wps_enrollee.c
+++ b/src/wps/wps_enrollee.c
@@ -148,7 +148,8 @@
 	    wps_build_config_methods(msg, config_methods) ||
 	    wps_build_wps_state(wps, msg) ||
 	    wps_build_device_attrs(&wps->wps->dev, msg) ||
-	    wps_build_rf_bands(&wps->wps->dev, msg) ||
+	    wps_build_rf_bands(&wps->wps->dev, msg,
+			       wps->wps->rf_band_cb(wps->wps->cb_ctx)) ||
 	    wps_build_assoc_state(wps, msg) ||
 	    wps_build_dev_password_id(msg, wps->dev_pw_id) ||
 	    wps_build_config_error(msg, WPS_CFG_NO_ERROR) ||
@@ -392,7 +393,7 @@
 	if (wps->wps->ap)
 		wps->state = RECV_ACK;
 	else {
-		wps_success_event(wps->wps);
+		wps_success_event(wps->wps, wps->peer_dev.mac_addr);
 		wps->state = WPS_FINISHED;
 	}
 	return msg;
@@ -582,7 +583,7 @@
 		wpa_printf(MSG_DEBUG, "WPS: R-Hash1 derived from R-S1 does "
 			   "not match with the pre-committed value");
 		wps->config_error = WPS_CFG_DEV_PASSWORD_AUTH_FAILURE;
-		wps_pwd_auth_fail_event(wps->wps, 1, 1);
+		wps_pwd_auth_fail_event(wps->wps, 1, 1, wps->peer_dev.mac_addr);
 		return -1;
 	}
 
@@ -622,7 +623,7 @@
 		wpa_printf(MSG_DEBUG, "WPS: R-Hash2 derived from R-S2 does "
 			   "not match with the pre-committed value");
 		wps->config_error = WPS_CFG_DEV_PASSWORD_AUTH_FAILURE;
-		wps_pwd_auth_fail_event(wps->wps, 1, 2);
+		wps_pwd_auth_fail_event(wps->wps, 1, 2, wps->peer_dev.mac_addr);
 		return -1;
 	}
 
@@ -1204,7 +1205,8 @@
 		ret = wps_process_m4(wps, msg, &attr);
 		if (ret == WPS_FAILURE || wps->state == SEND_WSC_NACK)
 			wps_fail_event(wps->wps, WPS_M4, wps->config_error,
-				       wps->error_indication);
+				       wps->error_indication,
+				       wps->peer_dev.mac_addr);
 		break;
 	case WPS_M6:
 		if (wps_validate_m6(msg) < 0)
@@ -1212,7 +1214,8 @@
 		ret = wps_process_m6(wps, msg, &attr);
 		if (ret == WPS_FAILURE || wps->state == SEND_WSC_NACK)
 			wps_fail_event(wps->wps, WPS_M6, wps->config_error,
-				       wps->error_indication);
+				       wps->error_indication,
+				       wps->peer_dev.mac_addr);
 		break;
 	case WPS_M8:
 		if (wps_validate_m8(msg) < 0)
@@ -1220,7 +1223,8 @@
 		ret = wps_process_m8(wps, msg, &attr);
 		if (ret == WPS_FAILURE || wps->state == SEND_WSC_NACK)
 			wps_fail_event(wps->wps, WPS_M8, wps->config_error,
-				       wps->error_indication);
+				       wps->error_indication,
+				       wps->peer_dev.mac_addr);
 		break;
 	default:
 		wpa_printf(MSG_DEBUG, "WPS: Unsupported Message Type %d",
@@ -1283,7 +1287,7 @@
 	if (wps->state == RECV_ACK && wps->wps->ap) {
 		wpa_printf(MSG_DEBUG, "WPS: External Registrar registration "
 			   "completed successfully");
-		wps_success_event(wps->wps);
+		wps_success_event(wps->wps, wps->peer_dev.mac_addr);
 		wps->state = WPS_FINISHED;
 		return WPS_DONE;
 	}
@@ -1348,15 +1352,15 @@
 	switch (wps->state) {
 	case RECV_M4:
 		wps_fail_event(wps->wps, WPS_M3, config_error,
-			       wps->error_indication);
+			       wps->error_indication, wps->peer_dev.mac_addr);
 		break;
 	case RECV_M6:
 		wps_fail_event(wps->wps, WPS_M5, config_error,
-			       wps->error_indication);
+			       wps->error_indication, wps->peer_dev.mac_addr);
 		break;
 	case RECV_M8:
 		wps_fail_event(wps->wps, WPS_M7, config_error,
-			       wps->error_indication);
+			       wps->error_indication, wps->peer_dev.mac_addr);
 		break;
 	default:
 		break;
diff --git a/src/wps/wps_i.h b/src/wps/wps_i.h
index 413379b..dac1250 100644
--- a/src/wps/wps_i.h
+++ b/src/wps/wps_i.h
@@ -134,11 +134,14 @@
 struct wpabuf * wps_decrypt_encr_settings(struct wps_data *wps, const u8 *encr,
 					  size_t encr_len);
 void wps_fail_event(struct wps_context *wps, enum wps_msg_type msg,
-		    u16 config_error, u16 error_indication);
-void wps_success_event(struct wps_context *wps);
-void wps_pwd_auth_fail_event(struct wps_context *wps, int enrollee, int part);
+		    u16 config_error, u16 error_indication, const u8 *mac_addr);
+void wps_success_event(struct wps_context *wps, const u8 *mac_addr);
+void wps_pwd_auth_fail_event(struct wps_context *wps, int enrollee, int part,
+			     const u8 *mac_addr);
 void wps_pbc_overlap_event(struct wps_context *wps);
 void wps_pbc_timeout_event(struct wps_context *wps);
+void wps_pbc_active_event(struct wps_context *wps);
+void wps_pbc_disable_event(struct wps_context *wps);
 
 struct wpabuf * wps_build_wsc_ack(struct wps_data *wps);
 struct wpabuf * wps_build_wsc_nack(struct wps_data *wps);
diff --git a/src/wps/wps_registrar.c b/src/wps/wps_registrar.c
index d182f14..0befca2 100644
--- a/src/wps/wps_registrar.c
+++ b/src/wps/wps_registrar.c
@@ -1006,6 +1006,7 @@
 					 (u8 *) "\xff\xff\xff\xff\xff\xff");
 	wps_registrar_selected_registrar_changed(reg, 0);
 
+	wps_pbc_active_event(reg->wps);
 	eloop_cancel_timeout(wps_registrar_set_selected_timeout, reg, NULL);
 	eloop_cancel_timeout(wps_registrar_pbc_timeout, reg, NULL);
 	eloop_register_timeout(WPS_PBC_WALK_TIME, 0, wps_registrar_pbc_timeout,
@@ -1019,6 +1020,7 @@
 	wpa_printf(MSG_DEBUG, "WPS: PBC completed - stopping PBC mode");
 	eloop_cancel_timeout(wps_registrar_pbc_timeout, reg, NULL);
 	wps_registrar_stop_pbc(reg);
+	wps_pbc_disable_event(reg->wps);
 }
 
 
@@ -1268,7 +1270,7 @@
 	    wps_build_sel_reg_dev_password_id(reg, beacon) ||
 	    wps_build_sel_reg_config_methods(reg, beacon) ||
 	    wps_build_sel_pbc_reg_uuid_e(reg, beacon) ||
-	    (reg->dualband && wps_build_rf_bands(&reg->wps->dev, beacon)) ||
+	    (reg->dualband && wps_build_rf_bands(&reg->wps->dev, beacon, 0)) ||
 	    wps_build_wfa_ext(beacon, 0, auth_macs, count) ||
 	    wps_build_vendor_ext(&reg->wps->dev, beacon)) {
 		wpabuf_free(beacon);
@@ -1298,7 +1300,7 @@
 	    wps_build_uuid_e(probe, reg->wps->uuid) ||
 	    wps_build_device_attrs(&reg->wps->dev, probe) ||
 	    wps_build_probe_config_methods(reg, probe) ||
-	    (reg->dualband && wps_build_rf_bands(&reg->wps->dev, probe)) ||
+	    (reg->dualband && wps_build_rf_bands(&reg->wps->dev, probe, 0)) ||
 	    wps_build_wfa_ext(probe, 0, auth_macs, count) ||
 	    wps_build_vendor_ext(&reg->wps->dev, probe)) {
 		wpabuf_free(beacon);
@@ -1793,7 +1795,8 @@
 	    wps_build_conn_type_flags(wps, msg) ||
 	    wps_build_config_methods_r(wps->wps->registrar, msg) ||
 	    wps_build_device_attrs(&wps->wps->dev, msg) ||
-	    wps_build_rf_bands(&wps->wps->dev, msg) ||
+	    wps_build_rf_bands(&wps->wps->dev, msg,
+			       wps->wps->rf_band_cb(wps->wps->cb_ctx)) ||
 	    wps_build_assoc_state(wps, msg) ||
 	    wps_build_config_error(msg, WPS_CFG_NO_ERROR) ||
 	    wps_build_dev_password_id(msg, wps->dev_pw_id) ||
@@ -1834,7 +1837,8 @@
 	    wps_build_conn_type_flags(wps, msg) ||
 	    wps_build_config_methods_r(wps->wps->registrar, msg) ||
 	    wps_build_device_attrs(&wps->wps->dev, msg) ||
-	    wps_build_rf_bands(&wps->wps->dev, msg) ||
+	    wps_build_rf_bands(&wps->wps->dev, msg,
+			       wps->wps->rf_band_cb(wps->wps->cb_ctx)) ||
 	    wps_build_assoc_state(wps, msg) ||
 	    wps_build_config_error(msg, err) ||
 	    wps_build_os_version(&wps->wps->dev, msg) ||
@@ -2172,7 +2176,7 @@
 		wpa_printf(MSG_DEBUG, "WPS: E-Hash1 derived from E-S1 does "
 			   "not match with the pre-committed value");
 		wps->config_error = WPS_CFG_DEV_PASSWORD_AUTH_FAILURE;
-		wps_pwd_auth_fail_event(wps->wps, 0, 1);
+		wps_pwd_auth_fail_event(wps->wps, 0, 1, wps->mac_addr_e);
 		return -1;
 	}
 
@@ -2213,7 +2217,7 @@
 			   "not match with the pre-committed value");
 		wps_registrar_invalidate_pin(wps->wps->registrar, wps->uuid_e);
 		wps->config_error = WPS_CFG_DEV_PASSWORD_AUTH_FAILURE;
-		wps_pwd_auth_fail_event(wps->wps, 0, 2);
+		wps_pwd_auth_fail_event(wps->wps, 0, 2, wps->mac_addr_e);
 		return -1;
 	}
 
@@ -2565,7 +2569,7 @@
 			wps_pbc_overlap_event(wps->wps);
 			wps_fail_event(wps->wps, WPS_M1,
 				       WPS_CFG_MULTIPLE_PBC_DETECTED,
-				       WPS_EI_NO_ERROR);
+				       WPS_EI_NO_ERROR, wps->mac_addr_e);
 			wps->wps->registrar->force_pbc_overlap = 1;
 			return WPS_CONTINUE;
 		}
@@ -2895,7 +2899,7 @@
 		ret = wps_process_m3(wps, msg, &attr);
 		if (ret == WPS_FAILURE || wps->state == SEND_WSC_NACK)
 			wps_fail_event(wps->wps, WPS_M3, wps->config_error,
-				       wps->error_indication);
+				       wps->error_indication, wps->mac_addr_e);
 		break;
 	case WPS_M5:
 		if (wps_validate_m5(msg) < 0)
@@ -2903,7 +2907,7 @@
 		ret = wps_process_m5(wps, msg, &attr);
 		if (ret == WPS_FAILURE || wps->state == SEND_WSC_NACK)
 			wps_fail_event(wps->wps, WPS_M5, wps->config_error,
-				       wps->error_indication);
+				       wps->error_indication, wps->mac_addr_e);
 		break;
 	case WPS_M7:
 		if (wps_validate_m7(msg) < 0)
@@ -2911,7 +2915,7 @@
 		ret = wps_process_m7(wps, msg, &attr);
 		if (ret == WPS_FAILURE || wps->state == SEND_WSC_NACK)
 			wps_fail_event(wps->wps, WPS_M7, wps->config_error,
-				       wps->error_indication);
+				       wps->error_indication, wps->mac_addr_e);
 		break;
 	default:
 		wpa_printf(MSG_DEBUG, "WPS: Unsupported Message Type %d",
@@ -3057,19 +3061,19 @@
 	switch (old_state) {
 	case RECV_M3:
 		wps_fail_event(wps->wps, WPS_M2, config_error,
-			       wps->error_indication);
+			       wps->error_indication, wps->mac_addr_e);
 		break;
 	case RECV_M5:
 		wps_fail_event(wps->wps, WPS_M4, config_error,
-			       wps->error_indication);
+			       wps->error_indication, wps->mac_addr_e);
 		break;
 	case RECV_M7:
 		wps_fail_event(wps->wps, WPS_M6, config_error,
-			       wps->error_indication);
+			       wps->error_indication, wps->mac_addr_e);
 		break;
 	case RECV_DONE:
 		wps_fail_event(wps->wps, WPS_M8, config_error,
-			       wps->error_indication);
+			       wps->error_indication, wps->mac_addr_e);
 		break;
 	default:
 		break;
@@ -3190,7 +3194,7 @@
 	/* TODO: maintain AuthorizedMACs somewhere separately for each ER and
 	 * merge them into APs own list.. */
 
-	wps_success_event(wps->wps);
+	wps_success_event(wps->wps, wps->mac_addr_e);
 
 	return WPS_DONE;
 }
@@ -3259,7 +3263,7 @@
 			wps->state = SEND_WSC_NACK;
 			wps_fail_event(wps->wps, WPS_WSC_DONE,
 				       wps->config_error,
-				       wps->error_indication);
+				       wps->error_indication, wps->mac_addr_e);
 		}
 		return ret;
 	default: