Pair failed

pire#493: Expiring.
2020-10-26 10:48:46.552 INFO: [54] [confId=1df20eafa135b263 gid=168228 conf_name=ma@conference.video.mashvirtual.info] EndpointConnectionStatusMonitor.stop#58: Stopped
2020-10-26 10:48:46.553 INFO: [54] [confId=1df20eafa135b263 gid=168228 conf_name=ma@conference.video.mashvirtual.info] Conference.updateStatisticsOnExpire#553: expire_conf,duration=85,has_failed=true,has_partially_failed=false
2020-10-26 10:48:47.803 INFO: [40] [confId=eedbc2335ef897e8 epId=bcea77d8 gid=168228 stats_id=Stuart-Qhv conf_name=ma@conference.video.mashvirtual.info] DtlsTransport.setSetupAttribute#120: The remote side is acting as DTLS client, we’ll act as server
2020-10-26 10:48:47.804 INFO: [40] [confId=eedbc2335ef897e8 epId=bcea77d8 local_ufrag=ec99p1eli8cil1 gid=168228 stats_id=Stuart-Qhv conf_name=ma@conference.video.mashvirtual.info] IceTransport.startConnectivityEstablishment#182: Starting the Agent without remote candidates.
2020-10-26 10:48:47.804 INFO: [40] [confId=eedbc2335ef897e8 gid=168228 stats_id=Stuart-Qhv conf_name=ma@conference.video.mashvirtual.info ufrag=ec99p1eli8cil1 epId=bcea77d8 local_ufrag=ec99p1eli8cil1] Agent.startConnectivityEstablishment#713: Start ICE connectivity establishment.
2020-10-26 10:48:47.804 INFO: [40] [confId=eedbc2335ef897e8 gid=168228 stats_id=Stuart-Qhv conf_name=ma@conference.video.mashvirtual.info ufrag=ec99p1eli8cil1 epId=bcea77d8 local_ufrag=ec99p1eli8cil1] Agent.initCheckLists#949: Init checklist for stream stream-bcea77d8
2020-10-26 10:48:47.804 INFO: [40] [confId=eedbc2335ef897e8 gid=168228 stats_id=Stuart-Qhv conf_name=ma@conference.video.mashvirtual.info ufrag=ec99p1eli8cil1 epId=bcea77d8 local_ufrag=ec99p1eli8cil1] Agent.setState#923: ICE state changed from Waiting to Running.
2020-10-26 10:48:47.804 INFO: [40] [confId=eedbc2335ef897e8 epId=bcea77d8 local_ufrag=ec99p1eli8cil1 gid=168228 stats_id=Stuart-Qhv conf_name=ma@conference.video.mashvirtual.info] IceTransport.iceStateChanged#321: ICE state changed old=Waiting new=Running
2020-10-26 10:48:47.804 INFO: [40] [confId=eedbc2335ef897e8 gid=168228 stats_id=Stuart-Qhv conf_name=ma@conference.video.mashvirtual.info ufrag=ec99p1eli8cil1 epId=bcea77d8 local_ufrag=ec99p1eli8cil1] ConnectivityCheckClient.startChecks#142: Start connectivity checks.
2020-10-26 10:48:47.805 INFO: [40] [confId=eedbc2335ef897e8 gid=168228 stats_id=Stuart-Qhv componentId=1 conf_name=ma@conference.video.mashvirtual.info ufrag=ec99p1eli8cil1 name=stream-bcea77d8 epId=bcea77d8 local_ufrag=ec99p1eli8cil1] Component.addUpdateRemoteCandidates#347: Update remote candidate for stream-bcea77d8.RTP: 172.19.208.1:64401/udp
2020-10-26 10:48:47.805 INFO: [40] [confId=eedbc2335ef897e8 gid=168228 stats_id=Stuart-Qhv componentId=1 conf_name=ma@conference.video.mashvirtual.info ufrag=ec99p1eli8cil1 name=stream-bcea77d8 epId=bcea77d8 local_ufrag=ec99p1eli8cil1] Component.addUpdateRemoteCandidates#347: Update remote candidate for stream-bcea77d8.RTP: 192.168.1.100:64402/udp
2020-10-26 10:48:47.805 INFO: [40] [confId=eedbc2335ef897e8 gid=168228 stats_id=Stuart-Qhv componentId=1 conf_name=ma@conference.video.mashvirtual.info ufrag=ec99p1eli8cil1 name=stream-bcea77d8 epId=bcea77d8 local_ufrag=ec99p1eli8cil1] Component.updateRemoteCandidates#481: new Pair added: 192.168.0.6:10000/udp/host -> 172.19.208.1:64401/udp/host (stream-bcea77d8.RTP).
2020-10-26 10:48:47.806 INFO: [40] [confId=eedbc2335ef897e8 gid=168228 stats_id=Stuart-Qhv componentId=1 conf_name=ma@conference.video.mashvirtual.info ufrag=ec99p1eli8cil1 name=stream-bcea77d8 epId=bcea77d8 local_ufrag=ec99p1eli8cil1] Component.updateRemoteCandidates#481: new Pair added: 192.168.0.6:10000/udp/host -> 192.168.1.100:64402/udp/host (stream-bcea77d8.RTP).
2020-10-26 10:48:47.826 INFO: [48] [confId=eedbc2335ef897e8 gid=168228 stats_id=Stuart-Qhv conf_name=ma@conference.video.mashvirtual.info ufrag=ec99p1eli8cil1 epId=bcea77d8 local_ufrag=ec99p1eli8cil1] ConnectivityCheckClient$PaceMaker.run#922: Pair failed: 192.168.0.6:10000/udp/host -> 172.19.208.1:64401/udp/host (stream-bcea77d8.RTP)
2020-10-26 10:48:47.847 INFO: [48] [confId=eedbc2335ef897e8 gid=168228 stats_id=Stuart-Qhv conf_name=ma@conference.video.mashvirtual.info ufrag=ec99p1eli8cil1 epId=bcea77d8 local_ufrag=ec99p1eli8cil1] ConnectivityCheckClient$PaceMaker.run#922: Pair failed: 192.168.0.6:10000/udp/host -> 192.168.1.100:64402/udp/host (stream-bcea77d8.RTP)
2020-10-26 10:48:56.498 INFO: [18] HealthChecker.run#170: Performed a successful health check in PT0.000008S. Sticky failure: false