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Cloud Migrations: On-premises vs. Hosted Comparison

Posted by Vadim Gringolts, Chief Technology Officer

I've been involved with various mail migrations for a period of almost 15 years. Without exception, migration projects of the past included 2 major tasks:

Build a migration infrastructure
Create a migration team

Both tasks represented a significant amount of effort and cost, and their completion was the key to a successful migration project. That was then ...has anything changed now? Well, the answer depends on whether you are migrating to an on-premises messaging environment, to a hosted messaging environment, or migrating to the “the Cloud”.

If you are migrating to an on-premises email platform, the only real choices for you are "to build" or "to buy" the migration framework. "Build" means to allocate hardware, install software, assign and train personnel, and to execute the project. "Buy" means to acquire a physical or a virtual migration appliance operated by a specialized third-party. Which choice is better, simpler, or less expensive may be a topic for a separate posting; this one will focus on choices for the migration to the Cloud or, more specifically, the Microsoft Cloud, formerly known as BPOS and recently renamed as Office 365 (which is how I’ll be referencing it in this blog post).

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Posted on 1/11/2011 10:30:00 AM | with 0 comments