Tag Archives: Exchange Online

Undo Send with Outlook On The Web in Office 365

By | February 15, 2017

We all have come across in situations where we accidentally hit on send button before finish composing the email. Or sent an email to people who you shouldn’t have sent it to. These are times we wish if we could undo that action. This is an option that is available with Google’s Google Apps for Work and free… Read More »

Exchange Online Remote Move Migration Woes: Migration Batch Completes with Zero Mailboxes Moved

By | November 20, 2016

A popular migration mode for organization with an on-premises deployment of Microsoft Exchange Server is to use remote move migration. During a migration, regardless of the migration mode, there can be issues that prevents a migration batch from succeeding. This post is about one of those issues which a customer of mine brought to me… Read More »

Enable Office 365 Modern Authentication

By | October 27, 2016

If you have an Office 365 subscription, you can enable Multi-Factor Authentication (MFA)1 for end users which will add an additional layer of security. Enabling MFA makes client apps to require an app password to authenticate to Office 365 services. App passwords are randomly generated, long strings, that are not easy to remember. Therefore it won’t… Read More »

Unlimited Exchange Online Archiving: Is It Truly Unlimited? Or Just a Marketing Trick?

By | September 19, 2016

Microsoft has been promoting unlimited Exchange Online Archiving for about a year now. And many people have chosen E3 and E4 plans in Office 365 to have unlimited space for Online Archiving (you could purchase a standalone Exchange Online Archiving license as well). It promised to address a concern users with pretty large mailbox capacities… Read More »

Audit Log Search in Office 365 Security & Compliance Center

When an organization has a large user base or has a geographically spanned presence, it is normal to have grow the IT department as well in order to administer the organization’s IT infrastructure. A common requirement when the number of people that have access to a system is greater is that the ability to track… Read More »

Delegate Distribution Group Membership Management To End Users

For IT administrators in large organizations where there is a huge number of distribution groups, adding and removing members frequently can be a real headache. One way of making this easier is by delegating management to a responsible person by making an end user a distribution group owner. However, the default MyDistributionGroups management role grants… Read More »

Create Your Own PowerShell Module For Exchange Online

Many Office 365 administrators prefer to use PowerShell in their day-to-day administration tasks as it offers much more control in their environment over the GUI. When you’re connecting to Exchange Online from PowerShell, it uses a technique called PowerShell Implicit Remoting. Folks who are familiar with PowerShell know what Implicit Remoting is. Implicit Remoting is… Read More »

Control Send / Receive Limitations In Exchange Online

Every Exchange Online user in Office 365 has the capability of sending and receiving email messages up to 150MB in size. To utilize the maximum allowed limits, you’ll have to use the Outlook client. To learn more about Exchange Online limitations, navigate to https://technet.microsoft.com/en-us/library/exchange-online-limits.aspx#MessageLimits However, some organization may not be very happy to give their users… Read More »

Enable DKIM Signing for Outbound Emails in Exchange Online Protection

Last year Microsoft announced support for DomainKeys Identified Mail (DKIM) signing for outbound emails in Office 365. If you are wondering what DKIM is, below is an excerpt from Microsoft blog describing what DKIM is in its simplest form. DKIM permits the person, role or organization, who owns the signing domain, to claim some responsibility for… Read More »

Exchange 2010 – Exchange Online Hybrid: Email Moderators Receive An NDR When An Action Taken

By | February 17, 2016

While working on an Exchange 2010 – Exchange Online hybrid environment, few users encountered an error where after migrating email moderators to the Exchange Online, moderators receiving an NDR when they take an action for a moderated email. Below is an excerpt of the NDR. From: Microsoft Outlook Sent: Thursday, January 14, 2016 10:30 AM… Read More »