Veeam O365 Backup Skips Mailbox after v5 Upgrade
In February 2020, I had to stop using Veeam O365 Backup version 4 because I implemented Active Directory Security Defaults, which disabled the legacy authentication that Veeam O365 still relied …
M365 External Forwarding to Ticketing etc. Requires New Setting
Until recently, you could set up an inbox rule in Microsoft 365 (formerly Office 365) that would automatically forward emails e.g., to a ticketing system or to a cell phone. …
Office 365 Advanced Threat Protection
I recently enabled Advanced Threat Protection (ATP) on my Office 365 account. ATP includes several extra features to detect and block threats that arrive by email (or through other Office …
Veeam O365 Modern Auth Requires Legacy Auth
I’m in the process of implementing Microsoft recommendations for Office 365 partners, specifically the four Azure AD Conditional Access baseline policies:
Office 365 Autodiscover Issues after Domain Migration
I’m helping a customer move a domain with a few mailboxes from one Office 365 tenant to another. After setting up the domain in the new Office 365 account, we …
Changing Office 365 Deleted Items Retention
I had a lot of difficulty changing the deleted items retention in Office 365 Exchange from the default 14 days to 30. I would change it but it still showed …
Outlook 2013 Slow Autodiscover with Office 365
I’m using Outlook 2013 to connect to my Office 356 account. DNS is set up correctly, with autodiscover.mydomain.com pointing to autodiscover.outlook.com. I recently had to re-create my account and it …
Office 365 SMTP Relay: What KB2600912 Doesn’t Tell You
Yesterday I was trying to set up Office 365 to relay email messages from Line-of-Business applications. I was following the smart-host method described in Microsoft KB2600912: How to set up …
Office 365 Lync vs. Live Messenger for Small Business
I’ve used Windows Messenger for years to exchange instant messages with clients, friends, and family. The current iteration of Microsoft’s free IM client, Live Messenger, has been commercialized (displays ads) …
Use Postini with Office 365
The hosted Exchange part of Office 365 has been performing pretty well once I got it configured. However, I continue to have issues with Forefront, a separate-but-integrated piece that sits …