Exchange Server 2019
Exchange Server 2016
Windows Authentication for EWS and Autodiscover must be enabled
Basic Authentication for EWS and Autodiscover must be enabled
Office 365 Enterprise E1, E3, or E5 plan
Office 365 Business, Business Premium plan
Microsoft 365 Business BasicMicrosoft 365 Business Standard
Microsoft 365 Business Premium
SOAP port must be enabled on all POAs to be scanned for messages.
SSL is supported, but significantly impacts performance.
GroupWise 24.4
GroupWise 24.3
GroupWise 24.2
GroupWise 23.4
GroupWise 18
Version 5.0 (Lollipop) and later
BES 10, 10.2, 12, 12.2
BBM Enterprise
CCNS account
CellTrust SL2
CellTrust Gateway 4.2.0 or later
Retain Server URL
Retain Application Key and Secret
Retain Server URL
Retain Application Key and Secret
Retain Server URL
Retain Application Key and Secret
Retain Server URL
Retain Application Key and Secret
AT&T Message Archiving Service agreement
Retain Server URL
Retain Application Key and Secret
Google Workspace (Formerly G Suite)