Why sendmail is not sending emails to the correct smtpserver?

Solution Verified - Updated -

Issue

  • The SMTP server has IP address X.X.X.X. While sending an email, connection is getting timed out and it is pointing to a wrong SMTP server with different IP address.
  • Following logs are observed in /var/log/maillog
Jan 14 15:11:45 test postfix/smtp[6103]: 5C23A280067: to=<abc@example.net>, relay=none, delay=2343, delays=2313/0.04/30/0, dsn=4.4.1, status=deferred (connect to example.net[x.x.x.x]:25: Connection timed out)

Environment

  • Red Hat Enterprise Linux 6

Subscriber exclusive content

A Red Hat subscription provides unlimited access to our knowledgebase, tools, and much more.

Current Customers and Partners

Log in for full access

Log In

New to Red Hat?

Learn more about Red Hat subscriptions

Using a Red Hat product through a public cloud?

How to access this content