The Challenge

  • Migrate 5 TB of Exchange public folder data with approx. 43 million documents to Microsoft O365 environment
  • Complete migration within 3 months, with the majority of the migration execution restricted to weekends
  • Legacy Exchange environment resulted in slow performance
  • Maintaining permissions during migration to O365 with complete auditability of every document
T-Systems Vamosa Office-365-Logo-2013-2020

The Solution

  • Consulting services and necessary tool-set to perform the migration
  • Definition and implementation of dedicated migration processes executed with T-Systems Vamosa Migration Architect
  • Managing the migration process to migrate batches of folders based on company input each weekend.
  • Process to support migration of 500Gb of data each weekend
  • Working collaboratively with customer and O365 support team to manage live migration

The Benefits

  • Exchange environment can be upgraded to the latest version in order to support customer business requirements
  • More control over which data is stored in Exchange public folders and the management of data migrated to O365
  • Security and permissions kept in line with the original data when migrated to O365
  • Reduced cost by decommissioning 38 servers