[Core] Deprecate RFC 2833 Line flash event code 16 according to RFC 4733

diff --git a/src/switch_core_media.c b/src/switch_core_media.c
index d276bc4f1e84d7e4847864a3a0e376754e50749d..8201c1d86cfc85f6326ad72727c3c4c81626cc9f 100644 (file)
--- a/src/switch_core_media.c
+++ b/src/switch_core_media.c
@@ -10011,7 +10011,7 @@ static void generate_m(switch_core_session_t *session, char *buf, size_t buflen,
                                switch_snprintf(buf + strlen(buf), buflen - strlen(buf), "a=rtpmap:%d telephone-event/%d\r\n",
                                                                smh->dtmf_ianacodes[i], smh->rates[i]);
                        } else {
-                               switch_snprintf(buf + strlen(buf), buflen - strlen(buf), "a=rtpmap:%d telephone-event/%d\r\na=fmtp:%d 0-16\r\n",
+                               switch_snprintf(buf + strlen(buf), buflen - strlen(buf), "a=rtpmap:%d telephone-event/%d\r\na=fmtp:%d 0-15\r\n",
                                                                smh->dtmf_ianacodes[i], smh->rates[i], smh->dtmf_ianacodes[i]);
                        }
                }
@@ -10728,7 +10728,7 @@ SWITCH_DECLARE(void) switch_core_media_gen_local_sdp(switch_core_session_t *sess
                                switch_snprintf(buf + strlen(buf), SDPBUFLEN - strlen(buf), "a=rtpmap:%d telephone-event/%d\r\n",
                                                                smh->mparams->te, smh->mparams->te_rate);
                        } else {
-                               switch_snprintf(buf + strlen(buf), SDPBUFLEN - strlen(buf), "a=rtpmap:%d telephone-event/%d\r\na=fmtp:%d 0-16\r\n",
+                               switch_snprintf(buf + strlen(buf), SDPBUFLEN - strlen(buf), "a=rtpmap:%d telephone-event/%d\r\na=fmtp:%d 0-15\r\n",
                                                                smh->mparams->te, smh->mparams->te_rate, smh->mparams->te);
                        }
                }