Exchange December 2020 Security Updates
Please be aware that Exchange 2013, Exchange 2016 and Exchange 2019 security updates were released as part of the December 2020 patch Tuesday release… Read the rest “Exchange December 2020 Security Updates”
All things Exchange
Please be aware that Exchange 2013, Exchange 2016 and Exchange 2019 security updates were released as part of the December 2020 patch Tuesday release… Read the rest “Exchange December 2020 Security Updates”
After going through the steps to disable TLS 1.0 and TLS 1.1, it was noted that Managed Availability was not happy with one particular component in Ex… Read the rest “Exchange 2013 OnPremisesSmtpClientSubmission – Unhealthy After Disabling TLS 1.0 and TLS 1.1”
In most enterprise customers there is a segregation of duties between multiple teams. This could be networking and desktop. Or Windows Server platfo… Read the rest “Exchange Managed Availability Broken With TLS 1.2 Changes”
This case illustrates the "fun" with Managed Availability a particular customer had after making changes to their servers. The servers were built bac… Read the rest “Exchange Managed Availability Error – OutlookRpcSelfTestProbe”
As we saw previously, Windows Server 2012 introduced some changes with regards to creating a Database Availability Group (DAG). For example, you may … Read the rest “Unable To Add Server to DAG Enabled Computer Object With The Given Name Already Exists”
The security space is constantly evolving, and while a lot of the recent work has been on moving to TLS 1.2, a previous focus in the industry was to s… Read the rest “A Tale of Two Certificates–SHA1 Certificate Created During Exchange 2016 Installation”
Previously I managed to break one of my labs when replicating a customer situation and then had to fix it as noted in this post from 2017.
This time ar… Read the rest “Exchange Setup – Certificate Is Expired – Part Deux”
Exchange 2013 introduced us to the concept of Managed Availability. This reduced the reliance on external entities such as System Center Operations M… Read the rest “Low Exchange Disk Space Monitors”
When running Exchange setup or the Exchange Hybrid Configuration Wizard (HCW), I always recommend looking at the version information that is shown on … Read the rest “Exchange HCW Detects “Wrong” Version”
One of the key operational aspects to maintaining a sound environment is to document and understand how it is configured. This becomes more and more … Read the rest “Exchange Setup Fails Due To Missing Scripting Agent Configuration File”