exchange-online
Exchange Online:: EXO
BPOS (legacy hosted Exchange)
/online-exchange
in plain english
Microsoft's cloud-hosted email and calendar service. Every M365 user with a mailbox is on Exchange Online. EOP (Exchange Online Protection) sits in front of every mailbox by default; MDO Plan 1/2 adds advanced threat protection.
official microsoft definition
A hosted messaging solution that delivers email, calendar, contacts, and tasks accessed from desktops, laptops, web, and mobile devices. Provides enterprise-grade email management as part of Microsoft 365.
plans & eligibility
- Plan 1 — 50GB mailbox, included in M365 E3/F3, Business Premium
- Plan 2 — 100GB mailbox + archive + DLP, included in M365 E5
- Kiosk plan — 2GB, included in M365 F3
related on aguidetocloud
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