Items related to messaging services with a focus on Exchange Online (EXO) and Exchange server (on-premises)
Planning to deploy Office 365 and integrate with your on-premises Exchange infrastructure? Great! While running the Exchange Hybrid Configuration Wi… Read the rest “Microsoft Teams Source IP Address Used Connecting to On-Premises Exchange”
Rather than kicking it old school and using the classic tools such as AD Users & Computers (dsa.msc) to move FSMO roles, PowerShell makes it nice … Read the rest “Move FSMO Roles Using PowerShell”
When discussing network configuration for Office 365, there will be a series of issues and challenges that need to be addressed. Ideally this is all … Read the rest “The Way Things Were–EOP IP Ranges October 2018”
Welcome to 2022 and a new release of Remote Desktop Connection Manager (RDCMan) version 2.90!
The Sysinternals blog lists the following changes to RDCMa… Read the rest “Remote Desktop Connection Manager Download (RDCMan) 2.90”
Previously we looked at the Office 2010 client and how it used Autodiscover to detect Exchange Online (EXO) mailbox settings. Outlook 2010 is no longe… Read the rest “Office 365 Autodiscover Lookup Process–Revisited”
Imagine that you have two certificates installed, but for whatever reason the same friendly name was used for both of them. You can certainly identit… Read the rest “Change Certificate Friendly Name To Unique Value”
Please consider this a quick PSA (Public Service Announcement) as it is still common that I run into environments with the IIS SMTP service still runn… Read the rest “IIS SMTP Virtual Server Component No Longer Supported”
The issue of "Why is the Exchange Security Update not installed?" has popped up frequently over the last few months due to the number of security rele… Read the rest “Why Is The Exchange Security Update Not Installed?”
Your Exchange certificate is about to expire, so you initiate a standard process to renew it. It's only a 5 minute job as that's how long it took las… Read the rest “Unable To Renew Exchange Certificate – Friendly Name Is Too Long”
A recent discussion revolved around adding domains to Azure, and how that would manifest iteslf in Office 365 and Azure. This was a customer where on… Read the rest “Add Domain to Azure, What Is Its EXO Status?”