Resolved! CUCM 6.4.1 on MCS 7845 to 8.6 upgrade
Can someone help me to tell all kind of risks and best practices and detailed steps to performCUCM migration from 6.4.1 on MCS 7845 to 8.6 on UCS c210I know 6.4.1 can go to 8.5.1 on MCS ...then MCS to UCS .....then 8.5.1 to 8.6But need all the best ...