Microsoft 365 Administration
MS-220T00: Troubleshoot Microsoft Exchange Online
Troubleshoot Exchange Online confidently.
3 daysIntermediate8 modulesMS-220T00
About this course
Troubleshoot Exchange Online confidently. Over three days you will diagnose mail flow and message filtering, Defender for Office 365, compliance and retention, encryption and auditing, Outlook and mobile access, recipient configuration, and hybrid and migration issues.
Curriculum
8 modules
- Identify and troubleshoot message delivery issues.
- Determine why Exchange Online is routing messages incorrectly.
- Identify wrongly configured mail records in DNS.
- Troubleshoot issues with SMTP mail transfer.
- Diagnose problems caused by misconfigured or corrupted inbox rules.
- Decide why message attachments are preventing message delivery.
- Analyze why Exchange Online Protection has taken action on a message.
- Identify poorly configured spam filter policies.
- Determine why eDiscovery doesn’t return the items you intended.
- Diagnose which in-place and eDiscovery holds apply to a specific item.
- Delete and purge items throughout an Exchange Online organization.
- Determine why items are not retained as intended.
- Troubleshoot Messaging Records management.
- Find out why Exchange Online can’t encrypt or decrypt messages as intended.
- Ensure that sensitive actions on items and mailboxes create a secure audit log.
- Discover why items are not reaching the Exchange Online journal.
- Ensure Outlook clients can connect to Exchange Online.
- Diagnose Outlook client authentication issues.
- Resolve problems with calendaring, resource booking, and delegation.
- Resolve any issues that mobile devices have when connecting to Exchange Online.
- Diagnose problems with ActiveSync devices.
- Diagnose problems that arise when provisioning recipients and other objects.
- Resolve issues that affect mailboxes, distribution lists, and other recipients.
- Ensure that address lists include all the intended recipients and only the intended recipients.
- Fix common problems that affect your entire organization.
- Ensure that users can access public folders without problems.
- Enable mail to flow between Exchange Online and Exchange Server recipients correctly.
- Fix issues with free/busy information, public folders, and recipient synchronization in hybrid deployments.
- Troubleshoot issues that arise during a migration.
Who it's for
Experienced messaging and Microsoft 365 administrators.
Before you start
- Before attending this course, students must have: Experience with PowerShell and the Exchange PowerShell module. Significant experience deploying, managing, and troubleshooting Exchange environments.
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