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enhanced filtering EOP exchange exchange online Exchange Online Protection Exchange Server mimecast Office 365 spam

Enable EOP Enhanced Filtering for Mimecast Users

Blog post updated March 2020 to include more specific IP ranges for all Mimecast regions and to fix an issue where the email sender is also using the same Mimecast region as yourself and the risk of SPF failures. Enhanced Filtering is a feature of Exchange Online Protection (EOP) that allows EOP to skip back […]

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attribution domain enhanced filtering EOP exchange exchange online Exchange Online Protection Exchange Server mimecast Office 365 smtp transport

Mail Flow To The Correct Exchange Online Connector

In a multi-forest Exchange Server/Exchange Online (single tenant) configuration, you are likely to have multiple inbound connectors to receive email from the different on-premises environments. There are scenarios where it is important to ensure that the correct connector is used for the inbound message rather than any of your connectors. Here is one such example. […]