Configure Sendmail to Use Gmail Relay on Ubuntu 18.04/Debian 10/9

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Configure Sendmail to Use Gmail Relay
In this guide, we are going to learn how to configure Sendmail to use Gmail Relay on Ubuntu 18.04/Debian 10/9. Sendmail can be configured to relay mails via external mail servers including Gmail SMTP. Configure Sendmail to Use Gmail Relay on Ubuntu 18.04/Debian 10/9 Install Sendmail on Ubuntu 18.04/Debian 10/9 Before you can install Sendmail, ensure that you remove other existing MTAs...