You can manually install an SSL certificate onto your cPanel shared hosting or server. 1 de nov de 2017 - Essentials 2016 / 2012 R2 adding a new SSL certificate every 1-2 days. Hi. Have a look at this technet post below. I have this problem my self, . We have a customer running Server 2012R2 Essentials. . domain and GoDaddy certificate available with these servers. . We have the same problem, SSTP VPN will not connect to Windows Server 2012 R2 Essentials after .