Skype for Business Prerequisites

Since Skype for Business Server is more evolutionary than revolutionary the installation software prereq’s are the same and can be found at

  • Windows Server 2012 SP1 or higher – 2008 r2 is supported for in place upgrades but shouldn’t be used for new deployments due to it reaching end of mainstream support.
  • Hotfix is required for Windows Server 2012 R2
  • Windows PowerShell – already included in Server 2012 and later
  •  .NET Framework 4.5 (with HTTP Activation selected)
  • .NET Framework 3.5
  •  Windows Identity Foundation
  •  Windows Media Format Runtime
  •  Active Directory RSAT
  •  Silverlight
  •  IIS

Most of these can be enabled by running:

add-WindowsFeature RSAT-ADDS, Web-Server, Web-Static-Content, Web-Default-Doc, Web-Http-Errors, Web-Asp-Net, Web-Net-Ext, Web-ISAPI-Ext, Web-ISAPI-Filter, Web-Http-Logging, Web-Log-Libraries, Web-Request-Monitor, Web-Http-Tracing, Web-Basic-Auth, Web-Windows-Auth, Web-Client-Auth, Web-Filtering, Web-Stat-Compression, Web-Dyn-Compression, NET-WCF-HTTP-Activation45, Web-Asp-Net45, Web-Mgmt-Tools, Web-Scripting-Tools, Web-Mgmt-Compat, Desktop-Experience, Telnet-Client