Tech Share is Alibaba Cloud's incentive program to encourage the sharing of technical knowledge and best practices within the cloud community. Postfix is a free Open-source software application that works as a Mail Transfer Agent MTA for routing and delivering electronic mails. The service is stable and affordable and charges depend on usage. In this guide, we will cover the steps for configuring a full-blown two way email server using Postfix, Dovecot, Alibaba Cloud DirectMail and SquirrelMail on an Ubuntu For the sake of clarity, we will use You need to allow the following ports on your ECS Instance via the security group for emails to work:. Connect to your Ubuntu
Краткий процесс заказа услуги на reg.ru
Official Linux package
This is an option that will enable you to limit how much your service is exposed to attacks from the public network. The Firewall Network protects the IPs that are associated with a machine. You must therefore configure each IP separately; it is not possible to configure the server as a whole.
Now enter the fully qualified domain name that you want to use for send and receive emails. You can verify the Postfix version and status of the service using the following commands. Now try to check your mail server is connecting on port 25 using the following command. The above message indicates that the connection is successfully established. Type quit to close the connection. You can also use a mail program to send and read emails using the following command.
You can download, install and maintain your own GitLab instance. By default, the features of the free tier will be enabled - until you apply a license for a paid tier. Want to try GitLab Ultimate for 30 days? Linux installation is quicker to install, easier to upgrade and contains features to enhance reliability not found in other methods. Install via a single package also known as Omnibus that bundles all the different services and tools required to run GitLab. Next, install Postfix to send notification emails. If you want to use another solution to send emails please skip this step and configure an external SMTP server after GitLab has been installed. During Postfix installation a configuration screen may appear. Select 'Internet Site' and press enter. Use your server's external DNS for 'mail name' and press enter.