I recently ran into a problem with an invalid phone number showing up on the Lync contact card for a user.  The Lync contact card pulls info from a number of sources – Active Directory, SharePoint, personal contacts, phone numbers defined directly in the Lync client, etc.  In order to narrow down the problem and find where the bad phone number was stored I wanted to see what Lync had in the address book database for the user. Continue reading →