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Exchange 2013 / Exchange 2016 / Exchange 2019 / Microsoft / Security January 9, 2019
CVE-2019-0586 | Microsoft Exchange Memory Corruption Vulnerability Yesterday Microsoft has published an KB article about a security threat to Exchange 2013-2016 and 2019. The article mentions CU10-CU11 for Exchange 2016, CU21 for Exchange 2013 and RTM version of Exchange 2019 as well. I spoke to Microsoft of whether this issue affects earlier CU versions for […]
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FreePBX / Lync / PBX / Skype for Business 2015 January 9, 2019
This article guides you through the steps of doing an in-place upgrade from Lync 2013 to Skype for business. I am copying the article as is from my lab with all the errors that I have been through to give you a real experience feed back of what is this like. You might get issues […]
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Email / Exchange 2019 / Exchange Migration / Microsoft January 7, 2019
You probably already know that Exchange 2019 RTM has been released and even CU1 is about to come too. But what’s interesting about 2019 is that it has a lot of new features, some that lot of people wanted to have in legacy versions especially for security, performance, resiliency and scalability. As per Microsoft Security […]
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Active Directory / DFS / FileServer / Storage December 15, 2018
Starting: This article will guide you through the steps for Migrating your DFS mode from 2000 to 2008, in the same time we’ll migrate DFS Namespace servers from 2008 to 2016 but keep the folder targets and replication groups intact without any change This is a Microsoft summary about the process including my lab migration […]
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Active Directory / Certification Authority / Email / Exchange 2010 / Exchange 2013 / Exchange 2016 December 6, 2018
Having a certificate template that would last for years is a requirements that’s become more of a need during these days due to the amount of time it takes to renew the servers which are certificate dependent. Some servers would automatically be renewed their Certificate using GPO’s auto enrollment however when this doesn’t work or […]
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Many people have been through this same problem either due to forgetting the root password, typing it wrong or due to console language conversion issue. Mine was due to using a remote console which didn’t translate my keyboard properly and caused a wrong password. So I ended up having access to the GUI screen but […]
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Active Directory / Exchange 2010 / Exchange 2013 / Exchange 2016 November 16, 2018
23 May 2018 By Mohammed Hamada Exchange administrators go through hard times when servers crash, Reason of these crashes can vary but the result will most likely be a corrupted Database with dirty shutdown status. In my case as an Exchange Senior Consultant I came through many clients who have had power issues or an update that […]
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Backup / Exchange 2010 / Exchange 2013 / Exchange 2016 / Restore May 23, 2018
Exchange administrators go through hard times when servers crash, Reason of these crashes can vary but the result will most likely be a corrupted Database with dirty shutdown status. In my case as an Exchange Senior Consultant I came through many clients who have had power issues or an update that cause their Servers to […]
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Using Powershell to copy Files between Joined Computers in a domain While doing projects sometimes you have to work with the GPO to copy certain files, scripts to apply certain commands on clients Computers however, The GPO’s File/Folder creation method takes long time to gets created and until replication through all clients is done you’ll […]
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Exchange 2010 / Exchange 2013 / Exchange 2016 / Microsoft Exchange / Powershell April 9, 2018
In migration, Powershell can be a very crucial tool to achieve success and finalize projects within deadline or even fix issues. During the time of working with Exchange we had lots of issues with users not able to send an email to their migrated colleagues due to some issues with contacts which was caused by […]