Self-Hosted Email on a VPS: The Operator’s Checklist
Plan a self-hosted mailbox on a VPS with clear ownership, DNS checks, mail-flow tests, queue monitoring, backups, recovery drills, and a realistic budget.
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Mail protocols
Understand IMAP and POP choices and connect protocol behavior with practical mailbox access, message retention, and server operating responsibilities.
Protocol decisions matter because they shape what a client can ask the mailbox to do. Start with observable actions: list messages, retrieve a message, update a flag, or remove an item. Distinguish those access actions from the path used to submit outgoing mail.
Read the comparison article to reason about daily access, then use the operator checklist to place those connections inside a maintained service. Keep the client settings and server responsibilities in the same configuration record. When a problem occurs, note which action failed and which component was expected to perform it. That level of detail is more useful than saying that email is down.
Articles in this collection
IMAP vs POP: Choose the Right Mailbox Workflow
Compare IMAP synchronization with POP retrieval using realistic device workflows, then test folders, deletion, sending, offline access, and separate backups.
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