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  • Technical Specifications

Active Backup for Microsoft 365

DSM Version 7.3

Application component

Admin Console

Features

Specifications

Limitations

Recovery Portal

Features

Specifications

Limitations

Application component

Admin Console

Features

  • Backups of SharePoint Online, Exchange Online, OneDrive for Business, and Microsoft Teams
  • A centralized management interface displaying comprehensive information: Real-time and historical protection of backup services, storage consumption, as well as data transmission history
  • Privilege delegation for DSM administrators to assign non-admin users permissions to back up, restore, or delete data
  • Easy backup task management and auto-detection of newly created accounts and sites
  • Flexible backups with scheduled, manual, and continuous backup modes, as well as retention policies with unlimited recovery points
  • Storage efficiency optimized via single-instancing technology and block-level deduplication

Specifications

  • Provides backups for the following plans: Microsoft 365 Business, Enterprise, Education, and Exchange Online
  • Supports endpoints of Microsoft 365 and Microsoft 365 operated by 21Vianet
  • Backup
    • Supports backups of various Microsoft services:
      • OneDrive for Business: Files, sharing permissions, and corresponding metadata, such as the last modified time
      • Exchange Online: Mails, attachments, and folder structures; contacts and calendars along with their attachments
      • SharePoint Online: Document libraries and lists of sites and personal sites
      • Microsoft Teams: Posts in original message formats, emojis, stickers, and settings such as member and guest permissions
    • Supports backing up all or selected users within a tenant by tasks
    • Supports backing up multiple tenants
    • Supports 3 types of backup policies: Scheduled, manual, and continuous backup modes
    • Supports 2 types of retention policies: Keep versions for a specified period or keep all versions
    • Supports custom concurrent backup limits for accounts and files to restrict the bandwidth consumption. The maximum values based on the RAM capacity are:
      • 2 GB or less: 20
      • 2 GB - 4 GB: 40
      • 4 GB - 16 GB: 50
      • 16 GB or more: 60
    • Storage efficiency
      • Single instancing: Files containing identical content will be transferred only once and stored on your Synology NAS with only one copy
      • Block-level deduplication: Files stored in Btrfs volumes (except encrypted shared folders) will be deduplicated according to the previous versions
      • Support list:
  Single instancing Block-level deduplication
OneDrive O O
Mail/Archive mailbox Attachment only X
Contacts X X
Calendar Attachment only X
SharePoint Document library and attachment only Document library and attachment only
Teams X X
  • Management
    • A centralized console displaying comprehensive information: Real-time and historical backups of each service, storage consumption, as well as data transmission history
    • Account discovery for OneDrive for Business and Exchange Online: New accounts will be automatically selected for backups
    • Site discovery for SharePoint: New sites and personal sites will be automatically selected for backups
    • Team discovery for Microsoft Teams: New teams will be automatically selected for backups
    • Supports batch deletion of backup data stored in Synology NAS
    • Sends notifications when a backup completes, fails, or is canceled, and when there is insufficient space available for backup data
    • Provides logs to record backups, restorations, account discovery, and setting changes. Logs can be exported to a CSV file
    • Supports multi-factor authentication
  • Recommended models
    • Find a Synology product suitable for your backup scenarios

Limitations

  • Tasks deleted in versions earlier than 2.2.1 cannot be relinked
  • Some objects are not backup-compatible or will not be backed up under certain circumstances:
    • OneDrive
      • Files and folders with names or paths that contain "#SynoVersionRepo", "#SynoRepo", or "#SynoVersions"
      • Files and folders with DSM paths longer than 4,016 characters
      • Files and folders with names that exceed 255 characters on the backup destination
      • Files and folders with names that exceed 143 characters on an encrypted backup destination
      • Files and folders stored in "Shared with me"
    • Mail
      • Public folder mailboxes and on-premises Exchange mailboxes (User mailboxes, shared mailboxes, archive mailboxes, resource mailboxes, and site mailboxes can be backed up)
      • Reference attachments: Links to folders or files on OneDrive for Business or other supported storage locations. These are often attached to events, messages, Outlook tasks, or posts
      • Mails in the "Deleted folder" when there are any contacts or calendars within the folder
      • Notes
    • Contacts
      • All contacts other than "Your contacts" (For example: folder structures, "Groups", and "Directory")
      • Contact lists in Outlook "People"
      • Contacts in the "Deleted folder"
    • Calendar
      • Calendar events earlier than 1970/01/01 or after 2070/01/01
      • Folder structures (All calendars will be shown under the "All Calendar")
      • Calendars in the "Deleted folder"
      • Calendar events shared from other calendars
    • SharePoint
      • Permission settings of SharePoint sites, while those of document libraries can be backed up
      • Unsearchable SharePoint sites (How to make a site searchable)
      • Two types of columns: "Lookup" and "Person or Group"
      • "Survey Options" for surveys
      • User interface elements in a non-default language on SharePoint sites, including titles and descriptions of sites, lists, and columns
      • The following settings of lists and document libraries:
        • Document Version History (document library only)
        • Item Version History (list only)
        • Document Template (document library only)
        • Opening Documents in the Browser (document library only)
        • Custom Send to Destination (document library only)
        • Site Assets Library (document library only)
        • Dialogs
        • Automatic Index Management
        • Validation Settings
        • Audience Targeting Settings
        • Rating Settings
        • RSS Settings
        • Content Type
    • Teams
      • Teams in Microsoft 365 operated by 21Vianet
      • 1-on-1 chat
      • Private channel settings
      • The following settings of public teams and channels:
        • Team pictures
        • Team codes
        • Tags
        • Apps that are not stored in SharePoint (e.g., Survey)
        • Analytics

Recovery Portal

Features

  • Facilitates the recovery process by restoring or exporting single mails, files, contacts, calendars, document libraries, lists, and team posts instead of entire backup tasks
  • Supports filtering and previewing backup data via keyword search
  • Supports privilege delegation and self-service restoration to reduce the IT burden
  • Allows Microsoft Azure AD users to sign in using their Microsoft 365 credentials

Specifications

  • User privileges
    • End users can sign in to Active Backup for Microsoft 365 Portal
    • Users with admin or restore privileges can restore or download all users' backup data
    • Users without admin or restore privileges can only restore or download their backup data
  • Data restoration
    • OneDrive: Supports restoring selected files or folders in a directory along with sharing permissions
    • Mail: Supports restoring selected mails, single mail folders, or entire account/archive mailboxes
    • Contacts: Supports restoring selected contacts
    • Calendar: Supports restoring selected calendar events
    • SharePoint: Supports restoring selected document libraries and lists along with document library sharing permissions
    • Teams: Supports restoring selected posts and team/channel members along with their permissions. Multiple posts across channels can be restored in the HTML format
  • Data export
    • OneDrive: Supports exporting single files or folders
    • Mail: Supports exporting selected mails/attachments, single mail folders, or entire account/archive mailboxes to an EML or PST file
    • Contacts: Supports exporting selected contacts into a CSV file
    • Calendar: Supports exporting selected calendars events into an ICS file
    • SharePoint: Supports exporting selected document libraries
    • Teams: Supports exporting selected posts across channels into an HTML file
  • Backup data preview
    • Mail: Supports previewing email content
    • Contacts: Supports previewing contact information
    • Teams: Supports previewing post content
  • Content search
    • Mail: Supports filtering emails by sender, receiver, subject, keyword, date, and attachment content. Supported attachment file types are as follows:
      • .page/.key/.numbers
      • .rtf
      • Microsoft Office format (e.g., .docx/.doc,.pptx/.ppt), except the Microsoft Excel file format (.xlsx/.xls)
      • Text files (e.g., .cpp, .c, .txt)
      • .epub
      • .lit
      • .mobi/.azw3/.pdb/.prc
      • .pdf
      • .rar
      • .chm
      • .slk/.gnumeric
      • .eml/.msg
      • .7z/.bz2/.gz/.zip/.tgz/.tbz/.tar
    • OneDrive: Supports filtering files by filename
    • Contacts: Supports filtering contacts by email address
    • Calendar: Supports filtering calendar events by organizer, title, and location
    • SharePoint: Supports filtering document libraries, lists, and files by title, description, and content
    • Teams: Supports filtering posts by author, content, date, and whether or not it contains a conversation thread

Limitations

  • Cross-tenant restoration is not supported
  • The following variables are not supported for content search:
    • Stop words, regardless of case: "a", "an", "and", "are", "as", "at", "be", "but", "by", "for", "if", "in", "into", "is", "it", "no", "not", "of", "on", "or", "such", "that", "the", "their", "then", "there", "these", "they", "this", "to", "was", "will", and "with"
    • Symbols: For example, "@", "#", "*", "/", and "\"
    • Punctuation marks: For example, "!", "?", and ":"
    • Emoji
    • Dates such as Birthday, Anniversary in Contacts
    • Dates or numbers in SharePoint Online
    • Regular expressions
  • Data cannot be restored under the following circumstances:
    • OneDrive:
      • The filename is "permission"
    • SharePoint:
      • The restored folder or file path is more than 400 characters
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