When delivering via TLS to certain domains, you may find errors such as the following in the mail logs: Wed Jun 8 09:00:00 2016 Info: DCID 12345 TLS failed: (336142563, 'error:140920E3:SSL routines:SSL3_GET_SERVER_HELLO:parse tlsext') Emails to these domains will be unable to be delivered over TLS Conditions:

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How to Fix the SSL/TLS Handshake Failed Error? - AboutSSL.org

TLS Error: TLS handshake failed - OpenVPN Support Forum Jun 04, 2018 ssl - PFSense OpenVPN TLS Handshake failed - Stack Overflow Mon Nov 11 21:18:02 2019 TLS Error: TLS key negotiation failed to occur within 60 seconds (check your network connectivity) Mon Nov 11 21:18:02 2019 TLS Error: TLS handshake failed. I sniffed the tcppackets incoming on the PFSense OpenVPN Server. The PFSense does not seem to answer the packets coming from my client, the packets are all the same

TLS Handshake errors and connection timeouts? Maybe it’s

Everything works ok on Ubuntu 16.04, but I can't connect to my server from Windows 10, using official openvpn app. Firewall is disabled both on server and client. -----Here is the log----- Wed May 02 04:21:27 2018 TLS Error: TL