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DevOps Synology MailPlus: Email Domain Login Fails, Local Works

Troubleshoot Synology MailPlus authentication issues where login fails for email domains like user1@mydomen.ru but succeeds with local domain user1@mydomen.local. Learn Directory Server role, alias priority, and step-by-step fixes.

#synology
#mailplus
#directory-server
#authentication
#nas

1 answer• 1 view

01/07/2026, 11:29 AM