From 1e9edf1338687532bd1a8ec1eda63b1d66840b0d Mon Sep 17 00:00:00 2001 From: Tilghman Lesher Date: Wed, 3 Oct 2007 22:59:17 +0000 Subject: [PATCH] When an RFC 2833 event is sent that we don't recognize, ignore it, don't queue a NULL digit (closes issue #10877) git-svn-id: https://origsvn.digium.com/svn/asterisk/branches/1.4@84581 65c4cc65-6c06-0410-ace0-fbb531ad65f3 --- main/rtp.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/main/rtp.c b/main/rtp.c index 39f8c85ecd..47af8477b0 100644 --- a/main/rtp.c +++ b/main/rtp.c @@ -737,6 +737,10 @@ static struct ast_frame *process_rfc2833(struct ast_rtp *rtp, unsigned char *dat resp = 'A' + (event - 12); } else if (event < 17) { /* Event 16: Hook flash */ resp = 'X'; + } else { + /* Not a supported event */ + ast_log(LOG_DEBUG, "Ignoring RTP 2833 Event: %08x. Not a DTMF Digit.\n", event); + return &ast_null_frame; } if (ast_test_flag(rtp, FLAG_DTMF_COMPENSATE)) {