Q. How do I keep Mac OS X Server MailServices from being an open relay?
A. Upgrade to 10.1.3 and use SMTP Authentication. Read these documents on how to set it up:
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![[WWW]](/img/moin-www.gif)
KBase Document 106760: Mac OS X Server: How to Set up SMTP Authentication
- KBase Document 106761: Mac OS X Server: About SMTP Authentication for Apple Mail Server
- KBase Document 106762: Mac OS X Server: How to Set up Restricted SMTP Relay for Apple Mail Server
- KBase Document 106763: Mac OS X Server: Restricted SMTP Relay Helps Prevent Unsolicited Email
Q. My mail database is corrupted. How do I repair it?
A. KBase Document 106889: Mac OS X Server: How and When to Use repairDB for Mail Database Maintenance