Need to open ports for emails

January 29, 2018 4.7k views
Ubuntu Email

The emails don’t sending using SMTP. Looks like the ports are closed. Please open ports for emails (probably 587 and 465 ports)

2 Answers

This is something you would need to do one your account. If you are using software like UFW open the ports there, or if you are using the DO firewall you can do so via your account control panel.

Here is a great article on DO Cloud Firewalls

by Melissa Anderson
DigitalOcean Cloud Firewalls, available in all regions at no charge, provide a network-based, stateful firewall service for your DigitalOcean Droplets. They block all traffic that isn't expressly permitted by a rule. They're designed to be easy to configure, quick to apply, and automation-friendly. In this guide, we'll explore how to create and manage DigitalOcean Cloud Firewalls.

Contact DO support - there is a chance that outbound mail traffic is blocked on your account:

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