Updating the lynch
The event itself happens the next time abserver looks to see if a sync event has been triggered.
This polling interval is 5 minutes by default and can be customized to any value between 5 seconds and 3 hours.
As a part of the deployment of Lync Server, Enterprise Edition or Standard Edition server, the Address Book Service is installed by default.
The database used by the Address Book Service – RTCab – is created on the SQL Server (for Enterprise Edition, this is the back-end SQL Server; for Standard Edition server, the collocated SQL Server).
And, your presence can also include a personal note that appears in your Contacts list and on your contact card.