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Symptom When an Office 365 Exchange Online user attempts to run Send/Receive command by using Outlook 2007 in cache mode, he receives the following error in the Send/Receive dialog: Task 'Microsoft Exchange Server' reported error (0x8004010F): 'The operation failed. An object could not be found...

Symptom When you use Hybrid Setup Wizard to configure federation in an Exchange Server 2010 SP2-based hybrid environment, the wizard could not complete and you receive the following error message: Set-FederatedOrganizationIdentifier Failed Error: Unable to reserve domain "FYDIBOHF25SPDLT...

Symptom You fail to start Active Directory Federation Services (AD FS) 2.0 and receive the following errors: Event ID 220 The Federation Service configuration could not be loaded correctly from the AD FS configuration database. Event ID 102 There was an error in enabling endpoints of the...

Symptom Consider the following scenario: You have activated Active Directory Synchronization in Office 365 and installed Directory Synchronization tool in your on-premise organization, There is no Exchange Server in your on-premise organization, You try to configure the distribution...

Title How to unhide all hidden contacts from GAL by using powershell script Summery Contacts that are hidden from Global Address List (GAL) are not visible to Office 365 Exchange Online users. This article provides a method that unhides all hidden contacts from GAL by using powershell script...

Title How to add proxy addresses with the same domain to existing Office 365 Exchange Online accounts Summary This article gives an example of how to add proxy addresses with different aliases in the same domain to existing Office 365 Exchange Online accounts. Assume we have an Office...

Title The recipient rate limit for Office 365 Exchange Online is 1,500 recipients per day Introduction There is a recipient rate limit, often called a sender limit or sending limit, for cloud-based e-mail accounts. This limit defines the maximum number of recipients that can receive e-mail...

Introduction When you try to synchronize more than 20,000 objects to cloud, you receive the following error message: Event Type: Error Event Source: Directory Synchronization Event Category: None Event ID: 102 Date: < Date > Time: < Time > User: N/A Computer...

Symptom In Microsoft Exchange Online for Microsoft Office 365, you apply a retention policy that moves email messages from a user’s mailbox to the archive mailbox. In this scenario, the retention policy does not automatically run. Cause The issue occurs because the retention policy...

Summary This article describes how to use PowerShell Commandlet to get the list for SMTP address and Last connection time for all the users. Steps to implement the request Step 1: Run the following to authenticate yourself and import PowerShell commands to your local session: $LiveCred =...

Summary This article describes how to add an alias email address to a user's Microsoft Office 365 account by using Microsoft Exchange Online and how to configure Microsoft Outlook to send email messages as this alias. These steps involve setting up a "dummy" POP3 account by using the user's alias...

Summary This article gives you an overview of the supported options for creating and enabling archive mailbox features in Microsoft Office 365. More Information Create an archive mailbox for a cloud-based mailbox Cloud-based mailboxes are mailboxes that were either created directly in Office...

If you have on-premises Line of Business (LOB) applications that need to send email and you no longer have an on-premises Messaging environment (Exchange or otherwise), you can use Exchange Online (EXO365) to send these messages. Below are the steps needed to accomplish this task: Note : You must...

Summary This article describe a straightforward way to use PowerShell to add sub domain to Office 365 Online Portal How implement these steps: 1. Download and install the Microsoft Online Services Module for Windows PowerShell (new version): Microsoft Online Services Module for Windows...

Introduction This article describes how to reference local AD instead of SMTP address. 1. In Office 365, create contacts for all on-premise users ( user@domain.com ). 2. In on-premise AD, get the attribute LegacyExchangeDN for all on-premise users. 3. In Office 365, add the LegacyExchangeDN...

Summary After you migrate BPOS to Office 365, you may notice Directory Synchronization does not update Distribution List (DL) group as expect. Additionally, there is no information listed in the Dirsync Error notification email. This issue will occur when the DisplayName attribute is “Not...

Summary You can use retention policies to group one or more retention tags and apply them to mailboxes to enforce message retention settings. In some scenario, you may need create custom retention policy and apply to all users automatically. Generally, to create custom retention policy and apply...

Symptoms In the Microsoft Office 365 for enterprises environment, when a user that uses a cloud account to get free/busy information from an on-premises account, the user may fail to get the information. Additionally, the following error message is prompted: You don't have permission to see free...

Symptoms In an Exchange 2003 and Office 365 Hybrid Deployment environment, the Office 365 users are able to view the Free/Busy information of Exchange 2003 users or resources. However, the Exchange 2003 user may not be able to view the Free/Busy information of the Office 365 users or resources unexpectedly...

SYMPTOMS In a Microsoft Office 365 environment, one or more of the following issues occur: • Users cannot use Microsoft Online Services Directory Synchronization. • Users cannot use any of the following rich clients in Office 365: ...

Symptoms When you try to sign in to the Microsoft Online Portal as a federated user, you may receive one of the following error messages: "There was a problem accessing the site. Try to browse to the site again." "Your organization could not sign you in to this service" Resolution ...

This article will be showing you how to build some of the more common transport rules in the Exchange Online Control Panel. With Transport Rules correctly configured, you can perform actions such as redirecting a message or adding recipients, rights-protecting messages, and rejecting or silently deleting...

The Exchange Online Control Panel (ECP) displays your Online Company Domains, which are created via the Microsoft Online Portal (MOP). These domains listed in the ECP can be managed in regards to how mail is delivered, which is relevant in a Mail Coexistence scenario; users online and on-premises who...

After several attempts of trying to configure Outlook using the wizard - I decided to configure Outlook manually. I ran into a few speed bumps as the configuration for Office 365 is slightly different than an On-premise configuration: Manually configure Outlook To manually configure Outlook...

Symptoms When a user in a Microsoft Office 365 environment tries to send an email message, they may receive a Non-Delivery Receipt (NDR) that resembles the following: <Domain_URL> #<<Domain_URL>#5.4.6 smtp;554 5.4.6 Hop count exceeded - possible mail loop> #SMTP# Cause This...