Contents

• Part I  Mail Transition Requirements And Assumptions
  • 1  Mail System Transition Execution Plan (Overview)
    • 1.1  Included In The Scope Of Transition Plans
    • 1.2  General Assumptions
    • 1.3  Transition From MS-Exchange-Server To ByStar-Mail-Server
    • 1.4  Transition From ByStar-Mail-Server To Cloud Office-365 Mail Service
• Part II  Merits Of The Proposed Transition
  • 2  Costs And Benefits MS-Exchange Vs ByStar-Mail (qmail++)
  • 3  Costs And Benefits Of In-House Vs Hosted Mail System
• Part III  Transition Steps
  • 4  Mail System Transition Stages
  • 5  Preparations For The Move
  • 6  During The Move – MS-Exchange to ByStar-Mail
  • 7  During The Move – ByStar-Mail to Office-360
    • 7.1  During The Move – ByStar-Mail to Office-360 (2 of 2)
  • 8  After The Move

[plain] Part 2: Merits Of The Proposed Transition

Contents

• Part I  Mail Transition Requirements And Assumptions
  • 1  Mail System Transition Execution Plan (Overview)
    • 1.1  Included In The Scope Of Transition Plans
    • 1.2  General Assumptions
    • 1.3  Transition From MS-Exchange-Server To ByStar-Mail-Server
    • 1.4  Transition From ByStar-Mail-Server To Cloud Office-365 Mail Service
• Part II  Merits Of The Proposed Transition
  • 2  Costs And Benefits MS-Exchange Vs ByStar-Mail (qmail++)
  • 3  Costs And Benefits Of In-House Vs Hosted Mail System
• Part III  Transition Steps
  • 4  Mail System Transition Stages
  • 5  Preparations For The Move
  • 6  During The Move – MS-Exchange to ByStar-Mail
  • 7  During The Move – ByStar-Mail to Office-360
    • 7.1  During The Move – ByStar-Mail to Office-360 (2 of 2)
  • 8  After The Move

[part=2]

2  Costs And Benefits MS-Exchange Vs ByStar-Mail (qmail++)

Costs And Benefits MS-Exchange Vs ByStar-Mail (qmail++)

• If you are in the Windows (Proprietary) camp, you go with MS-Exchange.
• If you are in the Gnu/Linux (Libre-Halaal) camp, you go with ByStar-Mail (qmail++).

It is a belief system question.

3  Costs And Benefits Of In-House Vs Hosted Mail System

Costs And Benefits Of In-House Vs Hosted Mail System

• When Your MTA and Mbox is physically at your premise, it is called “In-House”.
• When Your MTA and Mbox is not physically at your premise, it is called “Hosted”.
• A Hosted Mail Service may be easier to manage and maintain.
• If you have the know-how, an In-House Mail Service can provide you full control. Consider the “delete test”.
• A Hosted Mail Service approach compromises your autonomy and privacy.