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Guides from the NOC

Written from running the hardware — what breaks, why, and the command that fixes it.

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VPS Self-Hosted Mail Server on a VPS: Postfix + Dovecot Guide

Want your own mail server instead of paying per mailbox? Step-by-step Postfix and Dovecot setup on a VPS, with the DNS records that make it actually deliver.

18 July 2026 · 5 min · 3 views