2External collaboration and devices

• 2.1External access and guest access

  Understand External access (federation) vs guest access, SharePoint/OneDrive external sharing, shared channels, B2B direct connect, cross-tenant access, and multitenant organization (MTO).

• 2.2Teams clients and devices

  Understand licensing for Teams Phone/resource accounts and devices, configuration profiles, Microsoft Teams Rooms, device firmware/tags, remote sign-in, and Teams for VDI.