Index: main/channel.c
===================================================================
--- main/channel.c	(revision 320171)
+++ main/channel.c	(working copy)
@@ -4444,7 +4444,25 @@
 	if (ast_test_flag(chan, AST_FLAG_ZOMBIE) || ast_check_hangup(chan))
 		return -1;
 	CHECK_BLOCKING(chan);
-	if (chan->tech->send_text)
+	if (text == NULL || strlen(text) == 0 )
+		return 0;
+
+	if (chan->tech->write_text && (chan->nativeformats & AST_FORMAT_TEXT_MASK) )
+	{
+		struct ast_frame f;
+
+		f.frametype = AST_FRAME_TEXT;
+		f.subclass.codec == AST_FORMAT_T140;
+       		f.src = "DIALPLAN";
+        	f.mallocd = AST_MALLOCD_DATA;
+       		f.datalen = strlen(text);
+        	f.data.ptr = ast_strdup(text);
+        	f.offset = 0;
+        	f.seqno = 0;
+
+		res = chan->tech->write_text(chan, &f);
+	}
+	else if (chan->tech->send_text)
 		res = chan->tech->send_text(chan, text);
 	ast_clear_flag(chan, AST_FLAG_BLOCKING);
 	return res;