This script is no longer aviailable, please use to the new and updated Backup-sfb.ps1.

It will cover Lync 2013 and SfB installations (and some 2010 components).

https://gallery.technet.microsoft.com/Backup-Skype-for-Business-8194d0b6

Read more about the script at: http://uc.lawedo.net/search/label/Backup-SfB and get some ideas about restore on my youtube channel: https://www.youtube.com/playlist?list=PLjCHYYJmumc-1zLfIjbjWKtf_SaKKI6s3

Thank you for your interrest and your support