This course teaches IT professionals how to plan, deploy, configure, and administer a Skype for Business 2015 solution. Students will learn how to deploy a multi-site and highly available Skype for Business infrastructure that supports instant messaging, conferencing, persistent chat, archiving and monitoring. Students will also learn how to manage, maintain and troubleshoot issues in the infrastructure. This course focuses primarily on the on-premises deployment of Skype for Business, but does include information on how to integrate the on-premises deployment with Skype for Business Online as well as how to migrate from previous versions of Lync Server. This course helps the student prepare for Exam 70-334.