--- apps/app_senddtmf.c.orig	2010-04-15 08:53:56.000000000 +0200
+++ apps/app_senddtmf.c	2010-04-15 09:07:48.000000000 +0200
@@ -50,6 +50,9 @@
 			<parameter name="duration_ms" required="false">
 				<para>Duration of each digit</para>
 			</parameter>
+                        <parameter name="channel" required="false">
+                                <para>Channel where digits will be played</para>
+                        </parameter>
 		</syntax>
 		<description>
 			<para>DTMF digits sent to a channel with half second pause</para>
@@ -84,10 +87,12 @@
 	int res = 0;
 	char *data;
 	int dinterval = 0, duration = 0;
+	struct ast_channel *dchan;
 	AST_DECLARE_APP_ARGS(args,
 		AST_APP_ARG(digits);
 		AST_APP_ARG(dinterval);
 		AST_APP_ARG(duration);
+		AST_APP_ARG(channel);
 	);
 
 	if (ast_strlen_zero(vdata)) {
@@ -95,6 +100,8 @@
 		return 0;
 	}
 
+	dchan = chan;
+
 	data = ast_strdupa(vdata);
 	AST_STANDARD_APP_ARGS(args, data);
 
@@ -104,8 +111,10 @@
 	if (!ast_strlen_zero(args.duration)) {
 		ast_app_parse_timelen(args.duration, &duration, TIMELEN_MILLISECONDS);
 	}
-
-	res = ast_dtmf_stream(chan, NULL, args.digits, dinterval <= 0 ? 250 : dinterval, duration);
+	if (!ast_strlen_zero(args.channel)) {
+		dchan = ast_get_channel_by_name_locked(args.channel);
+	}
+	res = ast_dtmf_stream(dchan, NULL, args.digits, dinterval <= 0 ? 250 : dinterval, duration);
 
 	return res;
 }