SIP audio not hearing

Hi,

After call accepted from SIP voice is not audible. 

[7321113943586715] The DTLS handshake for the component 1 in stream 1 has been completed
[7321113943586715] The DTLS handshake has been completed
[7321113943586715] Telling the plugin about it (JANUS SIP plugin)
[janus.plugin.sip-0x55aa59e61440] WebRTC media is now available
[7321113943586715] Sending event to transport…; 0x7f386c002210
Sending event to janus.transport.websockets (0x7f3834003490)
[WSS-0x7f3834000b60] Sending WebSocket message (92 bytes)…
[WSS-0x7f3834000b60] – First=1, Last=1, Requested=92 bytes, Sent=92 bytes, Missing=0 bytes
SSRC changed, 0 → 1330464566
Video RTP timestamp reset requestedGot SIP audio SSRC: 1330464566
[7321113943586715] Notifying that we are receiving audio on mid 0
[7321113943586715] Sending event to transport…
Sending event to janus.transport.websockets (0x7f3834003490)
[WSS-0x7f3834000b60] Sending WebSocket message (146 bytes)…
[WSS-0x7f3834000b60] – First=1, Last=1, Requested=146 bytes, Sent=146 bytes, Missing=0 bytes
[7321113943586715] DTLS already set up, disabling retransmission timer!
No medium with a valid peer SSRC found for transport-wide CC feedback
No medium with a valid peer SSRC found for transport-wide CC feedback
No medium with a valid peer SSRC found for transport-wide CC feedback
In link quality=97, media link quality=97
No medium with a valid peer SSRC found for transport-wide CC feedback
No medium with a valid peer SSRC found for transport-wide CC feedback
No medium with a valid peer SSRC found for transport-wide CC feedback
No medium with a valid peer SSRC found for transport-wide CC feedback
No medium with a valid peer SSRC found for transport-wide CC feedback
In link quality=98, media link quality=98
No medium with a valid peer SSRC found for transport-wide CC feedback
[7321113943586715] Component state changed for component 1 in stream 1: 4 (ready)
No medium with a valid peer SSRC found for transport-wide CC feedback
No medium with a valid peer SSRC found for transport-wide CC feedback
[7321113943586715] Got an RTCP packet
Parsing compound packet (total of 56 bytes)
#1 SR (200)
RTCP PT 200, length: 28 bytes
#2 SDES (202)
RTCP PT 202, length: 28 bytes
[7321113943586715] Got audio RTCP (56 bytes)
[SIP] Fixing SSRCs (local 1330464566, peer 0)
Parsing compound packet (total of 56 bytes)
#1 SR (200)
RTCP PT 200, length: 28 bytes
#2 SDES (202)
RTCP PT 202, length: 28 bytes
No medium with a valid peer SSRC found for transport-wide CC feedback
[7321113943586715] Got an RTCP packet

You should check the Admin API.