Resolved! Migrate CUCM 8.5 to 10.X
Hello guy'sI am planning to migrate 5 nodes from CUCM 8.5 to 10.X, all my infrastructure are virtualize. now i confuse because on this document said that can i use RU from 8.5 to 10.X http://d2zmdbbm9feqrf.cloudfront.net/2014/eur/pdf/BRKUCC-2012.pdf...