Question

why are my outgoing ipv4 connections to port 25 blocked?

Posted March 9, 2020 75 views
Ubuntu

I installed postfix to send notifications with system information. And i get error in my logs:

 postfix/smtp[3687]: connect to gmail-smtp-in.l.google.com[74.125.195.26]:25: Connection timed out

Uptime of my system about 8month

These answers are provided by our Community. If you find them useful, show some love by clicking the heart. If you run into issues leave a comment, or add your own answer to help others.

×
1 answer

I was and have asked the staff. Not yet received an answer (gmail / hotmail)

  • message from hotmail: centos-s-12vcpu-48gb-sgp1-01 rejected your message to the following email addresses:

    message from gmail: The response from the remote server was:
    550 authentication required

Submit an Answer