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🧮Mastering LogParser for Exchange and IIS: Powerful Queries Made Simple
Exchange and and it’s logs hold the answers – if you know how to ask the right questions. In this post, I walk through using LogParser, a free and powerful tool, to extract, filter, and visualize key data from your environment. Whether you’re troubleshooting mail flow, performance, or security issues, LogParser turns raw logs into…
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🔄Migrating Exchange Online Mailboxes Without a Cross-Tenant License
Microsoft officially requires a cross-tenant migration license to move mailboxes between tenants – but there are cases where it’s not strictly needed. In this post, I share a real-world scenario of cross-tenant Exchange Online migration without purchasing the license. Learn what’s possible, what risks are involved, and how to stay compliant (or at least well-informed).
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🔗Free/Busy Across Forests: Setting It Up with Federation in Exchange
Need to make calendar sharing work between Exchange forests? Federation Trust is your key. In this post, I walk through configuring Free/Busy lookups using Federation – what you need, where it can break, and how to make sure users see each other’s availability across organizational boundaries. A practical setup guide based on real experience.
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🔐Multi-Factor Authentication in Exchange Server: What’s Really Possible
You know MFA is a must-have for cloud security — but what about Exchange Server on-premises? In this post, I explore how multi-factor authentication can be implemented in Exchange, what Microsoft officially supports.
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🕵️♂️Debugging Exchange with Fiddler: Extended Protection in Action
Extended Protection adds an important layer of security to Exchange – but it can also complicate things. In this post, I demonstrate how to use Fiddler to trace authentication behavior, troubleshoot issues, and better understand how Extended Protection works under the hood. A hands-on look into diagnostics with real examples.
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👀Unexpected Mailbox Access in Exchange: When Users See Too Much
What if your users suddenly start seeing other people’s mailboxes – without being granted access? In this post, I dive into a case of unexpected mailbox access in Exchange Server, explain what might cause it, and share how to trace and prevent such incidents. Spoiler: sometimes it’s not what the permissions say – it’s what…
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📝Access Denied When Getting Exchange Virtual Directories – What’s Behind Error HResult -2147024891?
Can’t view Exchange virtual directories? It might not be Exchange’s fault. A deep dive into how DCOM permissions and missing admin rights can break things silently.
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✍️Why Teams Meetings Fail for Delegates in Exchange Hybrid – A Hidden Message Mystery
Delegates in Exchange Hybrid may seem properly configured – but Teams doesn’t think so. Let’s find out how Outlook and EWS see things differently.
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✍️Reconfiguring Exchange Hybrid with a New Tenant – Real-World Pitfalls
Rebuilding hybrid config with a new tenant? It’s not just rerunning HCW. Here’s what broke in real life – and how I fixed it.
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📌How I Used EWS and PowerShell to Fix Broken Meetings
Learn how to use EWS and PowerShell to explore and adjust calendar items – a practical toolset for Exchange admins facing time zone issues or custom processing needs.
EWS Free Area 