Archiving and Monitoring
Any company facing the world of compliance will probably need to account not only for who is IM'ing with whom and when but also for the content of those messages. This is where the Lync Server 2013 Archiving role comes into play.
Its partner role is the Monitoring role. Monitoring is often associated with service availability up/down reporting capabilities, but the Lync Server 2013 Monitoring role is responsible for the quality-based call monitoring as well as the Call Detail Records capability normally associated with PBXs.
Server (and service) availability monitoring is the responsibility of System Center Operations Manager, and Lync Server 2013 has a management pack available to provide specific service ...