TLSv1 and TLSv1.1 are disabled by default in PE.
Windows Server 2008r2
To comply with security regulations, PE 2019.1 and later uses only version 1.2 of the Transport Layer Security (TLS) protocol.
- In the console, click Classification > PE Infrastructure.
On the Configuration tab, in the Data area, add the following class, parameter,
Class Parameter Value
["TLSv1", "TLSv1.1", "TLSv1.2"]
- Click Add data, and commit changes.
- Run Puppet on the master.