The local domain controller is now configured to host a read-only replica of the following directory partition. It previously ...

The local domain controller is now configured to host a read-only replica of the following directory partition. It previously had a writeable replica of this directory partition. This directory partition will no longer be replicated from the domain controller at the following network address. 
 
Directory partition:
%1 
domain controller:
%3 
Network address:
%2