1 Topic by JoeCarmon

  • JoeCarmon
  • Member
  • Offline
  • Registered: 2019-11-08
  • Posts: 3

Topic: issues sending to gmail addresses

==== REQUIRED BASIC INFO OF YOUR IREDMAIL SERVER ====
- iRedMail version (check /etc/iredmail-release):
- Deployed with iRedMail Easy or the downloadable installer?
- Linux/BSD distribution name and version:
- Store mail accounts in which backend (LDAP/MySQL/PGSQL):
- Web server (Apache or Nginx):
- Manage mail accounts with iRedAdmin-Pro?
- [IMPORTANT] Related original log or error message is required if you're experiencing an issue.
====

iRedMail .9.8
Deployed with iRedMail Easy
CentOS7
MySQL
Apache
No

Dec  3 01:11:34 project postfix/smtp[113804]: CE25520EBE4F: to=<joe.carmon.phone@gmail.com>, relay=192.168.1.10[192.168.1.10]:25, delay=0.08, delays=0.01/0.01/0.02/0.03, dsn=5.7.1, status=bounced (host 192.168.1.10[192.168.1.10] said: 554 5.7.1 <joe.carmon.phone@gmail.com>: Recipient address rejected: SMTP AUTH is required for users under this sender domain (in reply to RCPT TO command))


The above error only seems to happen when sending to gmail. Any help would be appreciated.

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Spider Email Archiver: On-Premises, lightweight email archiving software developed by iRedMail team. Supports Amazon S3 compatible storage and custom branding.

2 Reply by ZhangHuangbin

  • ZhangHuangbin
  • ZhangHuangbin
  • iRedMail Developers
  • Offline
  • Registered: 2009-05-06
  • Posts: 31,090

Re: issues sending to gmail addresses

JoeCarmon wrote:

Recipient address rejected: SMTP AUTH is required for users under this sender domain

It means your mail client application doesn't enable SMTP authentication to send email. Please enable it.