Exchange powershell: Add transport rule to add [EXT] word to all external mails

When receiving mails in theese phishing/ceo fraud times, it can be great to use this little neat free feature og your Exchange server: New-TransportRule -Name ‘Add EXT to all external mails incoming’ -Comments ‘Added 29/11-2018 by Martin F.’ -Priority ‘0’ -Enabled $true -FromScope ‘NotInOrganization’ -PrependSubject ‘[EXT] ‘ -ExceptIfSubjectContainsWords ‘[EXT]’ This will add the word “[EXT]” to EVERY email you get […]

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Microsoft Exchange: Autodiscover problems on mobile devices

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 […]

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Microsoft Exchange: Restart all services with PowerShell

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

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 This is due to enabled SSL ciphers that are outdated on IIS, and can be “lock down’ed” with this free utility: https://www.nartac.com/Products/IISCrypto Run it on the Exchange server and press “Best Practices”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 […]

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Cumulative updates for Exchange Server 2013 and 2016 released

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

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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