I've a DAG surroundings with 6 servers(2Mailbox+2CAS+2EDGE,Exchange2013 CU21), on that circumstance, I just do the method in Anyone mailbox server (such as MX1SVR) and afterwards hold out the new certificate to replicated to one other 5 servers for the duration of some several hours ? OR i must operate precisely the same system on a person CAS serv