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Outbound Internet E-mail(port 25) from OCI tenancies are blocked by default (Doc ID 2787393.1)

Last updated on JUNE 28, 2022

Applies to:

Oracle Cloud Infrastructure Virtual Networking
Oracle Cloud Infrastructure
Information in this document applies to any platform.


 Due to the risk of abuse, outbound SMTP(port 25) from OCI tenancies created after June 25, 2021 will be blocked by default. OCI will not block outbound access on SMTPS(tcp port 465 or 587).




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In this Document
 Outbound SMTP(25) to the Internet Blocked
 Remove the restriction on port 25 to the Internet

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