After Upgrade, SMTP Proxy Support is not Enabled (Doc ID 1331035.1)

Last updated on OCTOBER 15, 2019

Applies to:

Oracle Communications Messaging Server - Version 5.2.0 and later
Information in this document applies to any platform.

After an upgrade or migration, the MMP proxy no longer works to the new back end. Getting an error in the logs and in the SMTP dialog:

503 5.5.0 Proxy support is not enabled.

Nothing has changed on the MMP configuration or version, only the back end was upgraded.

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In this Document

Symptoms

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