Category: On-Premise
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VMware vCenter Server Appliance: Sequence Wrong Size for a Certificate when replacing SSL Certificates
Hi! Just a quick one today. I was replacing a certificate for a customer’s VCSA today with one from their internal CA when I hit the error “Sequence Wrong Size for a Certificate”. To clarify, I had generated a CSR from the VCSA, requested the certificate from the CA, downloaded this and the certificate chain…
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Windows Server 2022 Released – What to remember before you start upgrading!
Microsoft dropped a surprise on us today by releasing Windows Server 2022 to no fanfare at all. It’s been released today 18th August 2021, it will have mainstream support until the 13th October 2026 and will be considered end of life on the 14th October 2031 (how are we talking about the 2030’s already?!). This…
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Workaround: KB5005043 / Security Update August 2021 Won’t Install on Windows Server 2016
I’ve found a lot of clients are having the same issue with their Windows Server 2016 servers and getting KB5005043 to install. It seems that Microsoft might not be identifying this patch correctly as it doesn’t show within Windows Update for most and then downloading the patch manually from the Microsoft Catalog results in the…
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Microsoft Exchange Server 2010/2013/2016/2019 – Unable to connect to OWA/ECP “protectionCertificates.Length<1"
Microsoft have done it again, with another security update, they’ve broken a lot of environments, I wish there was a better communication method than finding a small footnote on a blog post that a patch was going to potentially break environments. Many organisations have automated patch workflows that end up catching people out when this…
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Troubleshooting Tip: Recovering Access to a MSSQL Database
I was recently helping a customer create a SQL database backup for a support ticket and noticed that they had an interesting SQL Server configuration. There was only a single account with sysadmin rights, the sa account, but this account wasn’t allowed to sign in. The SQL Server was domain joined but there was just…
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Veeam – Achieving 3-2-1-1-0 Protection for Cloud Native Workloads
Ensuring you protect your public cloud workloads can require you to adapt your approach, but in this post, we’ll discuss how we can still meet and exceed our 3-2-1-1-0 best practice rule.
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VMware vSphere 6.5 – End of General Support Changes
Hey everyone! VMware released some unexpected news yesterday regarding the end of support for vSphere & vCenter 6.5 and vSAN 6.5 & 6.6. These were both originally intended to reach End of General Support (EoGS) this year, on the 15th November 2021. VMware are now extending this general support window to the 15th October 2022,…
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Microsoft Exchange Server KB5000871: Unable to Apply “owaauth.dll”, 400 Bad Request & Server Error in ECP application
Hey, so I’ve been going through all our customers this week that’ve been identified as potentially at risk by the latest Exchange Server vulnerabilities (full details straight from Microsoft here) and as you can expect from a rapid response release, it’s not quite consistent when installing. Please be painfully aware of the Microsoft installation notes…
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Polycom/3PIP Device doesn’t get any results (Skype for Business Server)
Evening, I had a support ticket I dealt with today that I couldn’t find any useful information on via the web, so I’m here to spread the knowledge, if you’re reading this it likely means you’ve searched one of the keywords here and are hoping to get your Skype for Business Address Book Service sorted…
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Taking control of Windows Server 2016/2019 Updates
Automatic updates are a blessing for most IT technicians as with user machines we can set and forget our rules and feel comfortable that 99% of the machines are up to date. Now it’s our turn to feel the pain that our users have told us about with updates being installed at the most inappropriate…
Michael Paul | @micoolpaul 