a=rtpmap:102 L16/24000 a=rtpmap:103 opus/48000/2 a=fmtp:103 useinbandfec=1; maxaveragebitrate=24000; maxplaybackrate=24000; ptime=20; minptime=10; maxptime=40 a=rtpmap:104 telephone-event/24000 a=fmtp:104 0-16 a=rtpmap:105 CN/24000 a=rtpmap:106 telephone-event/48000 a=fmtp:106 0-16 a=rtpmap:107 CN/48000 2017-02-24 01:54:17.929394 [DEBUG] switch_core_media.c:4153 Audio Codec Compare [L16:102:24000:20:0:1]/[opus:116:48000:20:0:1] 2017-02-24 01:54:17.929394 [DEBUG] switch_core_media.c:4153 Audio Codec Compare [L16:102:24000:20:0:1]/[G729:18:8000:20:8000:1] 2017-02-24 01:54:17.929394 [DEBUG] switch_core_media.c:4153 Audio Codec Compare [L16:102:24000:20:0:1]/[G722:9:8000:20:64000:1] 2017-02-24 01:54:17.929394 [DEBUG] switch_core_media.c:4153 Audio Codec Compare [L16:102:24000:20:0:1]/[PCMU:0:8000:20:64000:1] 2017-02-24 01:54:17.929394 [DEBUG] switch_core_media.c:4153 Audio Codec Compare [L16:102:24000:20:0:1]/[PCMA:8:8000:20:64000:1] 2017-02-24 01:54:17.929394 [DEBUG] switch_core_media.c:4153 Audio Codec Compare [L16:102:24000:20:0:1]/[GSM:3:8000:20:13200:1] 2017-02-24 01:54:17.929394 [DEBUG] switch_core_media.c:4153 Audio Codec Compare [opus:103:48000:20:0:1]/[opus:116:48000:20:0:1] 2017-02-24 01:54:17.929394 [DEBUG] switch_core_media.c:4208 Audio Codec Compare [opus:116:48000:20:0:1] ++++ is saved as a match 2017-02-24 01:54:17.929394 [DEBUG] switch_core_media.c:4153 Audio Codec Compare [opus:103:48000:20:0:1]/[G729:18:8000:20:8000:1] 2017-02-24 01:54:17.929394 [DEBUG] switch_core_media.c:4153 Audio Codec Compare [opus:103:48000:20:0:1]/[G722:9:8000:20:64000:1] 2017-02-24 01:54:17.929394 [DEBUG] switch_core_media.c:4153 Audio Codec Compare [opus:103:48000:20:0:1]/[PCMU:0:8000:20:64000:1] 2017-02-24 01:54:17.929394 [DEBUG] switch_core_media.c:4153 Audio Codec Compare [opus:103:48000:20:0:1]/[PCMA:8:8000:20:64000:1] 2017-02-24 01:54:17.929394 [DEBUG] switch_core_media.c:4153 Audio Codec Compare [opus:103:48000:20:0:1]/[GSM:3:8000:20:13200:1] 2017-02-24 01:54:17.929394 [DEBUG] switch_core_media.c:4069 Set telephone-event payload to 104@24000 2017-02-24 01:54:17.929394 [DEBUG] switch_core_media.c:4153 Audio Codec Compare [CN:107:48000:20:0:1]/[opus:116:48000:20:0:1] 2017-02-24 01:54:17.929394 [DEBUG] switch_core_media.c:4153 Audio Codec Compare [CN:107:48000:20:0:1]/[G729:18:8000:20:8000:1] 2017-02-24 01:54:17.929394 [DEBUG] switch_core_media.c:4153 Audio Codec Compare [CN:107:48000:20:0:1]/[G722:9:8000:20:64000:1] 2017-02-24 01:54:17.929394 [DEBUG] switch_core_media.c:4153 Audio Codec Compare [CN:107:48000:20:0:1]/[PCMU:0:8000:20:64000:1] 2017-02-24 01:54:17.929394 [DEBUG] switch_core_media.c:4153 Audio Codec Compare [CN:107:48000:20:0:1]/[PCMA:8:8000:20:64000:1] 2017-02-24 01:54:17.929394 [DEBUG] switch_core_media.c:4153 Audio Codec Compare [CN:107:48000:20:0:1]/[GSM:3:8000:20:13200:1]