While opening a session, using RMCP+ Open Session, it is negotiated for Authentication Type - NONE.
But while activating the SOL payload, using Activate Payload, tool is requesting to activate payload with encryption and authentication, which as per the IPMIv2.0 Errata3 specification(Sec24.1), cannot be done.
The verbose is attached.
sol activation - verbose
Logged In: YES
user_id=1778921
Originator: NO
If the confidentiality Alporithm is none, the remote console should send activate payload command without Encryption activation.