Local Delivery

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qmail supports the following local delivery features:

• User-controlled address hierarchy. User lucy controls mail addressed to lucy-anything@domain.

• Supports Unix mbox mailboxes. Supports the traditional Unix mailbox format: multiple messages in one file, separated by From lines.

• Supports maildir mailboxes. Provides reliable delivery to mailboxes-even over Network File System (NFS)-using the maildir mailbox format.

• User-controlled program delivery. Users can direct messages to filters like Procmail or maildrop, custom scripts, vacation reminders, and so on.

• Optional new-mail notification. The qbiff program can be used to notify users upon receipt of new messages.

• Optional Notice-Requested-Upon-Delivery-To (NRUDT) return receipts. The qreceipt program can be used to respond to NRUDTs.

• Conditional filtering. The condredirect and bouncesaying programs can be used to conditionally intercept messages.

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