Merged revisions 84581 via svnmerge from

https://origsvn.digium.com/svn/asterisk/branches/1.4

........
r84581 | tilghman | 2007-10-03 17:59:17 -0500 (Wed, 03 Oct 2007) | 2 lines

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/trunk@84582 65c4cc65-6c06-0410-ace0-fbb531ad65f3

diff --git a/main/rtp.c b/main/rtp.c
index 2118524..201c522 100644 (file)
--- a/main/rtp.c
+++ b/main/rtp.c
@@ -961,6 +961,10 @@ 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)) {