FS-3275 try this patch

src/mod/applications/mod_dptools/mod_dptools.c

@@ -1826,8 +1826,6 @@ static switch_status_t xfer_on_dtmf(switch_core_session_t *session, void *input,
 						app = "intercept";
 					}
 					switch_core_session_rwunlock(b_session);
-				} else {
-					switch_channel_set_state(channel, CS_RESET);
 				}
 
 				if ((extension = switch_caller_extension_new(peer_session, app, app_arg)) == 0) {
@@ -1837,7 +1835,6 @@ static switch_status_t xfer_on_dtmf(switch_core_session_t *session, void *input,
 
 				switch_caller_extension_add_application(peer_session, extension, app, app_arg);
 				switch_channel_set_caller_extension(peer_channel, extension);
-				switch_channel_set_flag(peer_channel, CF_TRANSFER);
 				switch_channel_set_state(peer_channel, CS_RESET);
 				switch_channel_wait_for_state(peer_channel, channel, CS_RESET);
 				switch_channel_set_state(peer_channel, CS_EXECUTE);

src/switch_ivr_async.c

@@ -1167,12 +1167,12 @@ SWITCH_DECLARE(switch_status_t) switch_ivr_eavesdrop_session(switch_core_session
 			goto end;
 		}
 
-		while(switch_channel_state_change_pending(tchannel)) {
+		while(switch_channel_state_change_pending(tchannel) || !switch_channel_media_ready(tchannel)) {
 			switch_yield(10000);
 			if (!--sanity) break;
 		}
 
-		if (!switch_channel_media_ready(tchannel)) {
+		if (!switch_channel_media_up(tchannel)) {
 			goto end;
 		}
 
@@ -1287,7 +1287,7 @@ SWITCH_DECLARE(switch_status_t) switch_ivr_eavesdrop_session(switch_core_session
 		msg.message_id = SWITCH_MESSAGE_INDICATE_DISPLAY;
 		switch_core_session_receive_message(tsession, &msg);
 
-		while (switch_channel_ready(tchannel) && switch_channel_ready(channel)) {
+		while (switch_channel_up(tchannel) && switch_channel_ready(channel)) {
 			uint32_t len = sizeof(buf);
 			switch_event_t *event = NULL;
 			char *fcommand = NULL;