![]() ![]() For Exchange 2013+ that is the method used. ![]() MRS is a well established “migration-ish” protocol, that is very well know for it’s use in Hybrid migrations. Obviously it goes without saying but, OA does not support EXO (Exchange Online) as source.Previous patching of the Exchange Server can be needed, before proceeding.Setting up and/or troubleshooting OA can become complex really fast, in an Exchange version that is EOS since October 2020.OA migrations are lift and shift and not feasible for large volumes of data.as stated above, the protocol is legacy and Microsoft actually stopped supporting it, in Exchange Online, back in 2017.But what are the main problems with Outlook Anywhere? Outlook Anywhere is an old legacy protocol, that amongst other things, can be used to migrate Public Folders from Exchange 2010 to Exchange Online. Now that we outlined some of the biggest differences between large and small migrations, lets talk about the available protocols to migrate: Outlook Anywhere In addition to the above, large migrations also require pre migration work, that will basically focus on splitting the data into smaller chunks and pointing it to multiple target mailboxes, just so we never rely in the Microsoft auto splitting process for Public Folders.If you think you can migrate 2TB of Public folders with MRS, there’s no better way of saying this so I’ll just go for it: “YOU’RE WRONG”. Remember the wishful thinking mentioned on this blog title? Well trying to execute large migrations with lift and shift protocols, is exactly that.In fact the lift and shit protocols do not require that. ![]()
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