I have a running Win 2012R2 Active Directory server. Call it DC1
I just built a Win 2019 server that was added to the domain and promoted to AD server. This one is DC2
I ran "Move-ADDirectoryServerOperationMasterRole" to the new server and running "netdom query fsmo", I get
Schema master...
active directory
dc role transfer
domain controller
domain trusts
fsmo
netdom
network connectivity
replication
rpc error
rpcserverunavailable
server disconnection
serverpromotionserver roles
windows server 2012r2
windows server 2019