I was recently involved in an OCS 2007 R2 to Lync Server 2013 migration and I thought it would be ...
Personal experience and pain points migrating OCS 2007 R2 to Lync 2013Personal experience and pain points migrating OCS 2007 R2 to Lync 2013
Tag: It is possible that the Active Directory attribute msRTCSIP-PrimaryHomeServer has been incorrectly modified or the user has been improperly re-homed using outdated administration tools.