Posts

External Sharing in SharePoint and OneDrive is changing: What You Need to Know

In an ongoing effort to create a more secure environment by default, Microsoft is introducing an important security update that will affect how external users access content shared through SharePoint and OneDrive. Starting July 1, 2025, any links shared with external users before your organization enabled Microsoft Entra B2B integration will no longer work. This change applies to all organizations that have already enabled or will enable SharePoint and OneDrive integration with Microsoft Entra B2B (Most organizations I have looked into so far). External users trying to use old links will see an error message saying the organization has updated its guest access settings. To regain access, the content must be reshared. Highlights of how the change affects organizations who have enabled B2B: All external sharing will require guest registration. External users must be added as guests in your Microsoft Entra directory. Access will be managed through Microsoft Entra B2B Invitation Manager. T...

What to do when AD phone property is formatted wrong.

Enable or edit Lync users based on AdGroupMembership

Lync script/application to reroute a specific number

Forcing the Lync client to use MAPI

A quick note to self on adding many locations through PowerShell

Tying things together

Preparing your user objects in AD for Lync (phone numbers)

Adding many users to Active Directory using Powershell

Appreciation is always welcomed

Lync in coexistence with CUCM part 4 (what a mess my lab is...?)

Lync Normalization; Why, where and how?

Demystifying Lync CAC (and a “Gotcha”)

Some thoughts on Lync and Bandwidth consumption

What is a Charter certificate

LineURI still a part of the user after removal

Installation error when upgrading Exchange 2010 to SP1

Lync in coexistence with CUCM part 3 (pro's and con's)

Lync in coexistence with CUCM part 2