Exchange Server 2013 CU9 – Watch your IMAP clients

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Great post from Frank Plawetzki (PFE) explaning that the Exchange CU 9 may create some issues in certain conditions with IMAP clients.

One of my customers was happily rolling out Exchange Server Cumulative Update 9 (CU9) on their servers, when help desk tickets started to arrive. IMAP clients were constantly prompted for their credentials and could not proceed past the logon prompt to their inboxes, despite correctly entering their credentials.

Read more at source: http://blogs.technet.com/b/mspfe/archive/2015/08/24/exchange-server-2013-cu9-watch-your-imap-clients.aspx

About The Author

Anderson Patricio is a Canadian MVP in Cloud and Datacenter Management, and Office Server and Services, besides of the Microsoft Award he also holds a Solutions Master (MCSM) in Exchange, CISSP and several other certifications. Anderson contributes to the Microsoft Community with articles, tutorials, blog posts, twitter, forums and book reviews. He is a regular contributor here at Techgenix.com, MSExchange.org, ITPROCentral.com and Anderson Patricio.org (Portuguese).

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