I got this:What's the result if you change "smtp_tls_wrappermode" from yes to no?
I'm not sure how to interpret this. Unfortunately I'm not the gmail admin. The workspace was supposed to be set to accept email only from those in the domain name, not the IP address.2025-04-21T13:30:15.709194-04:00 ph3 postfix/bounce[21043]: EE8B8620334: sender non-delivery notification: 9CC6B620766
2025-04-21T13:30:15.709583-04:00 ph3 postfix/qmgr[21035]: EE8B8620334: removed
2025-04-21T13:30:16.373550-04:00 ph3 postfix/smtp[21041]: 9CC6B620766: to=<xxxx@yyyy.com>, relay=smtp-relay.gmail.com[173.194.219.28]:587, delay=0.73, delays=0.07/0/0.59/0.08, dsn=5.7.0, status=bounced (host smtp-relay.gmail.com[173.194.219.28] said:
550-5.7.0 Mail relay denied [aaa.bbb.ccc.ddd]. Invalid credentials for relay for
550-5.7.0 one of the domains in: (as obtained from HELO and MAIL FROM).
550-5.7.0 Email is being sent from a domain or IP address which isn't
550-5.7.0 registered in your Workspace account. Please login to your Workspace
550-5.7.0 account and verify that your sending device IP address has been
550-5.7.0 registered within the Workspace SMTP Relay Settings. For more
550-5.7.0 information, go to
550 5.7.0 https://support.google.com/a/answer/6140680#maildenied 8926c6da1cb9f-4f6a393ab93sm287687173.47 - gsmtp (in reply to RCPT TO command))
2025-04-21T13:30:16.375478-04:00 ph3 postfix/qmgr[21035]: 9CC6B620766: removed
Statistics: Posted by billrv — Mon Apr 21, 2025 5:39 pm