Exchange Federated Cross-org Calendar Sharing in my own words

Anyone who’s been in AD / Email migration business long enough, can appreciate Exchange cross-org (or on-prem to Online) Federated Calendar sharing feature. Old days of setting up plentitude of Calendar synchronization jobs are going away, and instead of delayed and sometimes not syncing properly Calendar updates we can now fetch live F/B directly from the other side org.

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Another tough case of MAPI_E_FAILONEPROVIDER mailbox access error

This case is another one of those countless issues which reminds you every day that no matter how long you have been doing migrations you can never rest on an old knowledge and experience. Rather you need to keep learning something new which may at first appear same old, that’s a nature of our job 🙂

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How to migrate 3 TB of Public Folder data into Ex 2013 with QMM/DMM (Quest/Dell Migration Manager). Part 2: PF Move Requests

Part of PF migration challenge is that Exchange 2013 CU7 hierarchy mailboxes cannot exceed 100 GB as prescribed by Microsoft (https://technet.microsoft.com/en-us/library/dn594582(v=exchg.150).aspx) This is the absolute maximum, recommended size is actually half of that value: 50 GB. 

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