How to configure postfix for sender address rewriting?
Issue
-
How to configure postfix for sender address rewriting? For example, when the system user oracle sends an email then postfix should rewrite "oracle@hostname" to "no-reply@example.com".
-
When trying to deliver mail via my ISP mail relay, I get the following error in the logs:
553 5.7.1 <root@hostname.domainname>: Sender address rejected: not owned by user user@domain
Environment
- Red Hat Enterprise Linux (RHEL) 5
- Red Hat Enterprise Linux (RHEL) 6
- Red Hat Enterprise Linux (RHEL) 7
- Red Hat Enterprise Linux (RHEL) 8
- postfix
Subscriber exclusive content
A Red Hat subscription provides unlimited access to our knowledgebase, tools, and much more.