Yes i enabled that config.
But for now i found a solution. Can join with my client on ts3 v3.2.1 right now.
I have change protocol key by enter default's key from this tool https://r4p3.net/threads/Tea*Speak-3-license-viewer-and-converter.6919/
I can't connect to TeaSpeak with 3.2.1 ts3 client
"Failed to connect to the server"
I have check TeaSpeak logs and found this error
Cant decrypt packet of type Command. Dropping packet. Error: memory verify failed!