Thanks. To be honest I've googled 10060, bud didn't find anything useful. I've found this
https://www.youtube.com/watch?v=dknUbTRZsCY , but didn't help.
And Sometimes I can see this message appearing when the connection is reconnected.
Edit:
Wed Mar 13 15:07:06 2019 [xxx.xxx.xxx.xxx] Inactivity timeout (--ping-restart), restarting
Wed Mar 13 15:07:06 2019 SIGUSR1[soft,ping-restart] received, process restarting
Wed Mar 13 15:07:11 2019 WARNING: --ns-cert-type is DEPRECATED. Use --remote-cert-tls instead.