Exchange 2016 not updating database
This helps make sure that Outlook 2007 (and higher) clients using Web access for OAB updates point to the right location.
This is located in the Exchange Management Console - Similarly, if your organization uses public folders, make sure that mailbox servers at each site are listed in the replication tab within public folder properties.
There is no GUI management tool of offline address book as of now.
So make sure the internal and external URL for OAB and Autodiscover virtual directory is configured properly.
When an Outlook client goes to connect to an Exchange 2010 database, it looks at an attribute associated with the mailbox database called RPCClient Access to determine which client access server/client access server array to use for connectivity.
There may be a time in where you need to change which RPCClient Access server your clients use for connectivity on the Exchange mailbox database.
Once installed, use the command line to navigate to the directory that you installed the tool to and run the following command: If this is working properly, you should receive a "listening" response.
You should also make sure that the OAB references on each site's Exchange server are correct.