diff options
Diffstat (limited to 'channels/chan_sip.c')
-rwxr-xr-x | channels/chan_sip.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/channels/chan_sip.c b/channels/chan_sip.c index 2de41da8e..9d80d00b8 100755 --- a/channels/chan_sip.c +++ b/channels/chan_sip.c @@ -4265,6 +4265,9 @@ static void add_codec_to_sdp(const struct sip_pvt *p, int codec, int sample_rate ast_build_string(a_buf, a_size, "a=rtpmap:%d %s/%d\r\n", rtp_code, ast_rtp_lookup_mime_subtype(1, codec), sample_rate); + if (codec == AST_FORMAT_G729A) + /* Indicate that we don't support VAD (G.729 annex B) */ + ast_build_string(a_buf, a_size, "a=fmtp:%d annexb=no", rtp_code); } static void add_noncodec_to_sdp(const struct sip_pvt *p, int format, int sample_rate, |