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Exchange 2013

2

Exchange Setup Fails – Error 3221685616

Posted on 9th April 2021 by Rhoderick Milne [MSFT]

The saying goes that nothing monitors AD better than Exchange.  While the symptom is an Exchange issue, the underlying root cause is typically something else. Though as an added "feature" …

Messaging Exchange, Exchange 2013, Exchange 2013 SP1, Exchange 2016, Exchange 2019
0

QuickTip – Query Block Mode

Posted on 8th April 2021 by Rhoderick Milne [MSFT]

Exchange 2010 SP1 introduced the concept of block mode or granular replication.  This minimised the time taken for transactions on the active node to be replicated to passive nodes.  Since …

Messaging Exchange, Exchange 2010, Exchange 2010 SP3, Exchange 2013, Exchange 2013 SP1, Exchange 2016, Exchange 2019
0

Install March 2021 Security Update–Exchange 2013 Net Framework 4.7.2

Posted on 9th March 2021 by Rhoderick Milne [MSFT]

You will have seen the multiple posts and communications around the Hafnium Exchange security issue.  One of the most disconcerting issues has been the number of Exchange installs that …

Messaging, Security Exchange, Exchange 2013, Exchange 2013 SP1
11

Collected Links For Hafnium – March 2021 Exchange Security Issue

Posted on 8th March 2021 by Rhoderick Milne [MSFT]

The below are a series of links, tips and some very brief thoughts on Hafnium.  I will purposefully not include the content of the other locations as it is changing …

Messaging, Security Exchange, Exchange 2010, Exchange 2010 SP3, Exchange 2013, Exchange 2013 SP1, Exchange 2016, Exchange 2019
4

Out of Band Critical Exchange Security Updates–March 2021

Posted on 2nd March 2021 by Rhoderick Milne [MSFT]

Security updates were released today for Exchange 2010, 2013, 2016 and 2019.  Attacks were detected which leveraged these vulnerabilities, so an out of band set of updates was released

This …

Messaging, Security Exchange, Exchange 2010, Exchange 2010 SP3, Exchange 2013, Exchange 2013 SP1, Exchange 2016, Exchange 2019, Security
1

Exchange 2013 OnPremisesSmtpClientSubmission – Unhealthy After Disabling TLS 1.0 and TLS 1.1

Posted on 7th December 2020 by Rhoderick Milne [MSFT]

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 Exchange 2013.  This was …

Messaging Exchange, Exchange 2013, Exchange 2013 SP1, Exchange 2016, Managed Availability
0

Exchange Managed Availability Error – OutlookRpcSelfTestProbe

Posted on 30th November 2020 by Rhoderick Milne [MSFT]

This case illustrates the "fun" with Managed Availability a particular customer had after making changes to their servers.  The servers were built back in 2014, and as such the default …

Messaging Certificates, Exchange, Exchange 2013, Exchange 2013 SP1, Exchange 2016, Exchange 2019, Managed Availability
3

A Tale of Two Certificates–SHA1 Certificate Created During Exchange 2016 Installation

Posted on 23rd November 2020 by Rhoderick Milne [MSFT]

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 stop …

Messaging, Security Certificates, Exchange, Exchange 2013, Exchange 2013 SP1, Exchange 2016
2

Exchange Setup – Certificate Is Expired – Part Deux

Posted on 19th November 2020 by Rhoderick Milne [MSFT]

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 …

Messaging Certificates, Exchange, Exchange 2013, Exchange 2013 SP1, Exchange 2016, Exchange 2019
0

Exchange 2016 CAS Namespace Cutover Authentication Failure

Posted on 10th October 2020 by Rhoderick Milne [MSFT]

You have prepped for months, and tonight is the night!  It is the night of CAS namespace cutover to move the HTTPS namespaces from Exchange 2010 so that the point …

Messaging Exchange, Exchange 2010, Exchange 2010 SP3, Exchange 2013, Exchange 2013 SP1, Exchange 2016

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