windows server 2012禁用 TLS sql server連不上
https://blog.51cto.com/u_16213368/11225668
windows2012系統啟用啟用tls1.2，禁用預設的ssl2.0和ssl3.0保證安全
http://www.dns800.com/2018/09/05/windows2012系統啟用啟用tls1-2，禁用預設的ssl2-0和ssl3-0保證安全/
Windows Server 2012 禁用TLS 1.0
https://www.cnblogs.com/xu-xm/p/16164813.html