Topic: Mail with wrong RCPT address stays in outgoing folder (EAS+Outlook)
==== REQUIRED BASIC INFO OF YOUR IREDMAIL SERVER ====
- iRedMail version (check /etc/iredmail-release): 1.6.0
- Deployed with iRedMail Easy or the downloadable installer? Installer
- Linux/BSD distribution name and version: Debian 11
- Store mail accounts in which backend (LDAP/MySQL/PGSQL): MySQL
- Web server (Apache or Nginx): Nginx
- Manage mail accounts with iRedAdmin-Pro? Yes
- [IMPORTANT] Related original log or error message is required if you're experiencing an issue.
====
With default configuration mails with wrong RCPT address sent by Outlook stay in Outlook outgoing folder forever.
Jun 30 12:02:34 mail postfix/submission/smtpd[399412]: connect from localhost[127.0.0.1]
Jun 30 12:02:34 mail postfix/submission/smtpd[399412]: Anonymous TLS connection established from localhost[127.0.0.1]: TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits) ser
ver-digest SHA256
Jun 30 12:02:34 mail postfix/submission/smtpd[399412]: NOQUEUE: reject: RCPT from localhost[127.0.0.1]: 550 5.1.1 <sdfdjfdshj@zim-service.xxx>: Recipient address rejected: User unknown; from=<support@zim-service.xxx> to=<sdfdjfdshj@zim-ser
vice.xxx> proto=ESMTP helo=<localhost>
Jun 30 12:02:34 mail postfix/submission/smtpd[399412]: lost connection after RCPT from localhost[127.0.0.1]
Jun 30 12:02:34 mail postfix/submission/smtpd[399412]: disconnect from localhost[127.0.0.1] ehlo=2 starttls=1 auth=1 mail=1 rcpt=0/1 commands=5/6
2022-06-30 12:02:34.874 sogod[201406:201406] SMTP: STARTTLS successfully performed
2022-06-30 12:02:34.898 sogod[201406:201406] SMTP(RCPT TO) error: 5.1.1 <sdfdjfdshj@zim-service.xxx>: Recipient address rejected: User unknown
Jun 30 12:02:34 sogod [201406]: [ERROR] <0x0x564794b995c0[SOGoMailer]> Could not connect to the SMTP server smtp://127.0.0.1:587/?tls=YES&tlsVerifyMode=allowInsecureLocalhost
Jun 30 12:02:34 sogod [201406]: localhost "POST /SOGo/Microsoft-Server-ActiveSync?Cmd=SendMail&User=support@zim-service.xxx&DeviceId=76D251AB1CDC4CC7801AD175138AF169&DeviceType=WindowsOutlook15 HTTP/1.0" 200 15/2631 0.039 - - 0 - 25
Jun 30 12:02:35 sogod [1144]: [WARN] <0x0x56479361ba10[WOWatchDogChild]> pid 301948 has been hanging in the same request for 10 minutes
Jun 30 12:02:35 sogod [1144]: [WARN] <0x0x56479363ae70[WOWatchDogChild]> pid 371783 has been hanging in the same request for 55 minutes
zim-service.xxx - is my domain
support - authorized user
email client: Outlook 2019 via EAS (Sogo)
Any ideas how to fix out this behavior?
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