Ora-24247: Network Access Denied By Access Control List (Acl) Using localhost as SMTP Server Name

(Doc ID 1348855.1)

Last updated on AUGUST 30, 2017

Applies to:

PL/SQL - Version and later
Information in this document applies to any platform.

*** Checked for relevance on 30-Aug-2017 ***


After upgrading the database from to, sending email using the UTL_SMTP packages are giving error: ORA-24247: network access denied by access control list (ACL) while using SMTP_HOST as localhost.

The same code is working fine if using SMTP_HOST as a physical name such as mail.test.com.


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