Index: channels/chan_sip.c
===================================================================
--- channels/chan_sip.c	(revision 191953)
+++ channels/chan_sip.c	(working copy)
@@ -4386,6 +4386,8 @@
 	switch(ast->fdno) {
 	case 0:
 		f = ast_rtp_read(p->rtp);	/* RTP Audio */
+if (f)
+ast_log(LOG_NOTICE,"got %d!\n",f->frametype);
 		break;
 	case 1:
 		f = ast_rtcp_read(p->rtp);	/* RTCP Control Channel */
@@ -4405,7 +4407,10 @@
 	/* Don't forward RFC2833 if we're not supposed to */
 	if (f && (f->frametype == AST_FRAME_DTMF) &&
 	    (ast_test_flag(&p->flags[0], SIP_DTMF) != SIP_DTMF_RFC2833))
+{
+ast_log(LOG_NOTICE,"Dropping DTMF!\n");
 		return &ast_null_frame;
+}
 
 		/* We already hold the channel lock */
 	if (!p->owner || (f && f->frametype != AST_FRAME_VOICE))
@@ -4427,7 +4432,10 @@
 	}
 
 	if (f && (ast_test_flag(&p->flags[0], SIP_DTMF) == SIP_DTMF_INBAND) && p->vad) {
+ast_log(LOG_NOTICE,"inband detection\n");
 		f = ast_dsp_process(p->owner, p->vad, f);
+if (f)
+ast_log(LOG_NOTICE,"inband got %d!\n",f->frametype);
 		if (f && f->frametype == AST_FRAME_DTMF) {
 			if (ast_test_flag(&p->t38.t38support, SIP_PAGE2_T38SUPPORT_UDPTL) && f->subclass == 'f') {
 				if (option_debug)