Exchange: ‘Can’t find the Organizational Unit that you specified’
May30

Exchange: ‘Can’t find the Organizational Unit that you specified’

KB ID 0001561 Problem I’ve not actually seen this myself, but it was asked on a forum, and I managed to replicate it on the bench. When working on a user or mailbox in Exchange  you may see the following error; Error Can’t find the organisational unit that you specified, Make sure that you have typed the OU’s identity correctly Solution This happens because you have a ‘Slash’ ‘/’in the...

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Exchange 2019: Presenting Outlook Anywhere With WAP
May09

Exchange 2019: Presenting Outlook Anywhere With WAP

KB ID 0001548 Problem Note: Applies to Exchange 2019, 2016, and 2013. This is pretty much PART TWO, of presenting ‘Exchange Web Services’ using Web Application Proxy. Back in PART ONE we looked at publishing OWA and ECP, and that required having an ADFS server. To present the other web services, e.g Outlook Anywhere, Exchange Active Sync, Offline address book etc. You don’t need ADFS, you simply use ‘pass...

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Presenting Exchange 2019 With WAP and ADFS
May07

Presenting Exchange 2019 With WAP and ADFS

KB ID 0001546 Problem I’ve used WAP (Web Application Proxy) to present Remote Desktop Services before, but never for Microsoft Exchange. It came up as a possible requirement for a client this week, so I thought I’ll work it out on the bench. here’s the topology; Exchange: Exchange 2019 Standard Server OS: Server 2019 Datacenter Solution – Step 1 Deploy ADFS If you are going to use ‘self signed’...

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Exchange: Create a PFX Certificate and Import a Private Key
Mar22

Exchange: Create a PFX Certificate and Import a Private Key

KB ID 0001528 Problem On my test network I have an Exchange server (Exchange 2016). As it’s publicly available and connected to Office 365 it needs a digital certificate. Because its my test network, I don’t want to spend a fortune on a certificates, so I buy the cheapest one I can find. I replaced it last week with a 2 year certificate for about $5.00. When the certificate came I had certificate-name.crt, and a CA bundle,...

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Exchange 2016 Migration to Exchange 2019
Oct04

Exchange 2016 Migration to Exchange 2019

KB ID 0001472 Exchange 2019 Migration If Exchange 2016 was Exchange 2013 in a pretty dress, then with Exchange 2019 it’s simply added a hat. In the past, every third Exchange release was a major rebuild, but Exchange 2016 is simply Exchange version 15.1 (Exchange 2013 was 15.0 and Exchange 2016 is version 15.1). So the Migration to Exchange 2019 is pretty much the same as it was from 2013 > 2016, or even 2016 > 2016. ...

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Outlook Error  “The name of the security certificate is invalid or does not match the name of the site.”
Aug02

Outlook Error “The name of the security certificate is invalid or does not match the name of the site.”

KB ID 0000036 Dtd 02/08/16 Problem Seen in Outlook when connecting to a mailbox on an Exchange Server, its caused by using a self signed certificate OR a purchased certificate, where the internal and external names are different. Solution Before proceeding if you have an A or CNAME record in your DNS for autodiscover  then DELETE it and setup an SRV record! Exchange AutoDiscover Errors – Creating an AutoDiscover SRV Record 1. On the...

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