asterisk: IMS: enable EVS-only codec on IMS side

Related: SYS#7012
Change-Id: I1d1542f23ef7c6b2cd18afd90a169633d0d73a3f
---
M asterisk/IMS_ConnectionHandler.ttcn
1 file changed, 18 insertions(+), 3 deletions(-)

diff --git a/asterisk/IMS_ConnectionHandler.ttcn b/asterisk/IMS_ConnectionHandler.ttcn
index 878b44e..0c95108 100644
--- a/asterisk/IMS_ConnectionHandler.ttcn
+++ b/asterisk/IMS_ConnectionHandler.ttcn
@@ -660,14 +660,19 @@
 		"t=0 0\r\n" &
 		"a=rtcp-xr:rcvr-rtt=all:10000 stat-summary=loss,dup,jitt,TTL voip-metrics\r\n" &
 		"a=record:off\r\n" &
-		"m=audio " & int2str(g_pars.subscr.cp.local_rtp_port) & " RTP/AVP 8 99 100 101\r\n" &
-		"a=rtpmap:8 PCMA/8000\r\n" &
+		"m=audio " & int2str(g_pars.subscr.cp.local_rtp_port) & " RTP/AVP 126 99 100 101\r\n" &
+		"b=AS:34\r\n" &
+		"b=RS:600\r\n" &
+		"b=RR:2000\r\n" &
+		"a=rtpmap:126 EVS/16000/1\r\n" &
+		"a=fmtp:126 br=5.9-16.4;bw=nb-fb;max-red=0\r\n" &
 		"a=rtpmap:99 telephone-event/48000\r\n" &
 		"a=rtpmap:100 telephone-event/16000\r\n" &
 		"a=rtpmap:101 telephone-event/8000\r\n" &
 		"a=rtcp:" & int2str(g_pars.subscr.cp.local_rtp_port + 1) & "\r\n" &
 		"a=rtcp-fb:* trr-int 1000\r\n" &
-		"a=rtcp-fb:* ccm tmmbr\r\n";
+		"a=rtcp-fb:* ccm tmmbr\r\n" &
+		"a=ptime:20\r\n" ;
 	select (st) {
 	case (IMS_GEN_SDP_None) {
 	}

