--- asterisk-1.6.2.19/apps/app_senddtmf.c	2009-03-24 19:42:26.000000000 -0300
+++ asterisk-1.6.2.19/apps/app_senddtmf.c	2011-06-24 19:42:49.000000000 -0300
@@ -94,14 +94,17 @@
 "Description: Plays a dtmf digit on the specified channel.\n"
 "Variables: (all are required)\n"
 "	Channel: Channel name to send digit to\n"
-"	Digit: The dtmf digit to play\n";
+"	Digit: The dtmf digit to play\n"
+"	Duration: Duration of each digit\n";
 
 static int manager_play_dtmf(struct mansession *s, const struct message *m)
 {
 	const char *channel = astman_get_header(m, "Channel");
 	const char *digit = astman_get_header(m, "Digit");
+	const char *duration = astman_get_header(m, "Duration");
 	struct ast_channel *chan = ast_get_channel_by_name_locked(channel);
-	
+	unsigned int duration_l = 250;
+
 	if (!chan) {
 		astman_send_error(s, m, "Channel not specified");
 		return 0;
@@ -112,7 +115,12 @@
 		return 0;
 	}
 
-	ast_senddigit(chan, *digit, 0);
+	if (!ast_strlen_zero(duration)) {
+		duration_l = atoi(duration);
+	}
+
+	ast_senddigit(chan, *digit, duration_l);

       ast_channel_unlock(chan);
       astman_send_ack(s, m, "DTMF successfully queued");