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Why Your Linux Server Needs a Dedicated nullmailer Setup
Episode 21 of Linux Server Admin with Fexingo dives into the overlooked art of outbound email from headless servers. Lucas and Luna unpack why cron output, system alerts, and automated reports often vanish into the void, and how a tiny tool called nullmailer fixes it without a full mail stack. They walk through a real-world case: a staging server silently dropping backup failure alerts for six months because the standard sendmail compatibility layer wasn't configured. The hosts compare nullmailer with msmtp and postfix-satellite setups, explaining when each makes sense. They cover starttls…
The skinny
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