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Practical 365

Getting Exchange Online Distribution List Membership Counts with PowerShell

June 7, 2021 by Tony Redmond 12 Comments

Exchange Online Powershell

It’s important to know if a tenant has any very large distribution lists as these might be the source of reply-all mail storms. An old article explains how to report the membership counts for distribution lists on an on-premises Exchange server. Life is different in the cloud, and we need to take a different approach. This article explains how to use different calls in a PowerShell script to create a nice report about distribution list memberships.

Blog, Exchange Online, PowerShell Distribution Groups, Distribution lists, Get-AzureADGroupMember, Get-DistrubutionGroup, Membership count, PowerShell

New-DistributionGroup: A PowerShell Cmdlet Which Gets No Respect

May 12, 2021 by Tony Redmond 7 Comments

PowershellNew DistributionGroup

The New-DistributionGroup cmdlet has been in Exchange since 2006. It creates a new distribution list that is easily populated with a few commands. Although Microsoft might like everyone to use the new-fangled Microsoft 365 Groups, the fact remains that distribution lists are very useful. So much so that many millions are still in active use. In this article, we explore how to create new standard and dynamic distribution lists with PowerShell.

Blog, Exchange Online, Exchange Server, PowerShell Add-DistributionGroupMember, Distribution Groups, Distribution list, New-DistributionGroup, New-DynamicDistributionGroup, PowerShell, Set-DistributionGroup, Update-DistributionGroupMember

MailTips Group Metrics and Large Audience Warnings in Outlook

July 13, 2016 by Paul Cunningham 9 Comments

group metrics log file

How group metrics and MailTips work to warn users when they are composing an email message to a large number of recipients.

Exchange Server Distribution Groups, Exchange Server, Group Metrics, MailTips

Get Distribution Group Member Counts with PowerShell

September 8, 2015 by Paul Cunningham 41 Comments

dg member counts

How to use PowerShell to report the member counts for distribution groups in an Exchange Server environment.

Exchange Server Distribution Groups, Exchange 2010, Exchange 2013, Exchange 2016, PowerShell, Reports, Scripts

Pros and Cons of Using Separate Security and Distribution Groups

January 9, 2014 by Paul Cunningham 7 Comments

exchange group display name

A look at some of the pros and cons of using separate security and distribution groups in an Exchange Server environment.

Exchange Server Distribution Groups, Exchange 2010, Exchange 2013, Glo, Groups, Security

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