Category: Exchange

Microsoft Exchange: Autodiscover problems on mobile devices

Martin 23/02/2018

Many mobile devices, have problems with Exchange Autodiscover, if the following is true: You have a webserver on the root domain (many companies usually do!) The root webserver respons on HTTPS, but with wrong certificate and also have no Autodiscover setting. This is due to the way autodiscover works (In steps): Connect to: https://contoso.com/AutoDiscover/AutoDiscover.xml Connect to: https://autodiscover.contoso.com/AutoDiscover/AutoDiscover.xml Autodiscover redirect URL for redirection: http://autodiscover.contoso.com/autodiscover/autodiscover.xml Search for DNS SRV record When you have many domains on an… Microsoft Exchange: Autodiscover problems on mobile devices

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Microsoft Exchange: Restart all services with PowerShell

Martin 30/06/2017

This little “quickie” can do the job for your, without having to do it manually in service manager 🙂  

 

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Exchange 2016 and Windows Server 2016 OWA issue

Martin 16/03/2017

When using Exchange 2016 with Windows Server 2016, you may get this issue, when you open OWA: “ERR_SPDY_INADEQUATE_TRANSPORT_SECURITY” This is displayed in Google Chrome. This is due to enabled SSL ciphers that are outdated on IIS, and can be “lock down’ed” with this free utility: https://www.nartac.com/Products/IISCrypto Run it on the Exchange server and press “Best Practices” and Apply, reboot the server, and everything is now fixed 🙂

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Cumulative updates for Exchange Server 2013 and 2016 released

Martin 22/09/2016

Microsoft has just released the cumulative updates for Exchange 2013 and 2016, looks like Exchange 2016 finally is undergoing some nicer features, now it has Windows 2016 support 🙂 Read more here: https://blogs.technet.microsoft.com/exchange/2016/09/20/released-september-2016-quarterly-exchange-updates/ Download: Exchange Server 2013 Cumulative Update 14 Exchange Server 2016 Cumulative Update 3

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Exchange 2013 & 2016: System logs = Disk getting full

Martin 04/09/2016

On Exchange 2013 and 2016, you can often see that the logging directory is growing, maybe too fast for your storage. You can circumvent this, by implementing this script in task scheduler and running via Powershell:

This one will delete all Exchange and IIS logs older than 7 days. Source: https://social.technet.microsoft.com/Forums/exchange/en-US/5b9dd872-5803-4dae-83d1-584424b7bd94/exchange-2013-system-logs-disk-getting-full?forum=exchangesvradmin  

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Veeam B&R v9 update 2 and Exchange 2010+ not good…on same server

Martin 30/08/2016

Today I was called by a customer, he told me that their backup has stopped working, since I was a their location (3 days ago). I was doing some server maintenance, at this small company (10 users), they have a small business server 2011 and this server also holds the veeam installation, as it’s their only server (maybe not best practice – but it’s been working through the years perfectly – until now). Veeam’s reason… Veeam B&R v9 update 2 and Exchange 2010+ not good…on same server

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Exchange migrated, ActiveSync not working as supposed

Martin 02/10/2015

After a complete Exchange 2013 migration, everything works, but some users are complaining, that their mobile devices are not being updated with e-mails anymore. You try to delete their account and add it again, all is good when doing that, but the Inbox stays empty! This is mostly common to the Active Directory permissions, not being inherited on the users object, so try this (On server 2012 R2, but looks almost the same on 2008… Exchange migrated, ActiveSync not working as supposed

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Various nice-to-have powershell commands for Exchange

Martin 23/09/2015

Get and output of all mailboxes, sorted by size, with items:

Paul Cunningham’s health check script for 2010/2013: Generate Health Report for an Exchange Server 2010/2013 Environment Public Folders: Get a list of all mail enabled folders:

 

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