IBM Universal Manageability Enablement (5770-UME)

TLSv1.1 protocol is disabled on IBM i 7.5. The CIM client can only connect to the CIM server using TLSv1.2 or TLSv1.3 protocols. If your CIM client uses TLSv1.1, you need to upgrade the CIM client to support a TLSv1.2 or TLSv1.3 connection.