My Oracle Support Banner

SMTPUTF8 Is Required, but Was Not Offered by Host (Doc ID 3011880.1)

Last updated on MARCH 21, 2024

Applies to:

Oracle Communications Messaging Server - Version 8.1.0 and later
Information in this document applies to any platform.


An external MTA, such as Postfix throw an error as shown below when trying to establish a connection to Oracle Communications Messaging Server - MTA/SMTP Server port.

Is there a way to enable the SMTPUTF8 Extension (or the Email Address Internationalization (EAI) support) in the Messaging Server?


To view full details, sign in with your My Oracle Support account.

Don't have a My Oracle Support account? Click to get started!

In this Document

My Oracle Support provides customers with access to over a million knowledge articles and a vibrant support community of peers and Oracle experts.