Which is good to Use for SMTP Configuration in Linux machine with Exchange SMTP? IP Address or Hostname Name

Sathishkumar Singh 486 Reputation points
2021-03-19T14:20:35.853+00:00

Hello All

We have Linux System CentOS7 and Running Own applications of Java
If i want to configure Exchange SMTP in Linux machine. Internally Mail flow to get logs of error to analysis from application side.

What is the best practice to avoid issue with DNS Resolution to send/receive mail from Linux system

When we use Exchange2016

In Linux System,
mail.SMTPHost = 192.168.2.150 or EXCHANGE01?(Host Name of Exchange Server)

Which is good to use IP Address : 192.168.2.150 or EXCHANGE01?

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