https://blog.wongcw.com/2018/11/07/realvnc-enterprise-6-3-2%e8%a8%bb%e5%86%8a%e7%89%88%e9%99%84%e8%a8%bb%e5%86%8a%e7%a2%bc-%e9%81%a0%e7%a8%8b%e6%8e%a7%e5%88%b6%e8%bb%9f%e4%bb%b6/