Contents

7Preface:  About This Guide

7What’s in This Guide

8Using Onscreen Help

9Document Road Map

10Viewing PDF Guides Onscreen

10Printing PDF Guides

11Getting Documentation Updates

11Getting Additional Information

12Chapter 1:   Understanding Mail Service

12Mail Service Architecture

13Mail Transfer Agent

14Mail Screening

15Where Mail Is Stored

16Local Delivery Agent

17User Interaction with Mail Service

18Using Mailing Lists with Mail Service

18Mailman-Based Mailing Lists

18Wiki-Based Mailing Lists

19Using Network Services with Mail Service

20Chapter 2:   Mail Service Setup

20Managing Mail Service

20Before You Begin

21Using Mail Service Tools

21Configuring DNS for Mail Service

22How User Account Settings Affect Mail Service

22Setup Overview

25Administering Mail Service

25Changing Mail Service Settings

26Viewing Mail Service Settings from the Command Line

26General Setup

26Configuring Outgoing Mail Service

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Contents

Mac OS X Server Apple Contents Mail Service Advanced Configuration Troubleshooting Mail Service Monitoring and Maintaining Mail Service Contents Preface What’s in This Guide Using Onscreen Help To get the most recent onscreen help for Mac OS X ServerTo see the most recent server help topics Getting Started Document Road Map Preface About This Guide Getting Additional Information Getting Documentation Updates Mail Service Architecture Understanding Mail Service Mac OS X Server Mail Transfer Agent Mail Screening Where Mail Is Stored Outgoing Mail LocationIncoming Mail Location Internet Message Access Protocol Imap Local Delivery AgentDovecot Post Office Protocol POP User Interaction with Mail Service Using Mailing Lists with Mail Service Mailman-Based Mailing ListsWiki-Based Mailing Lists Mail service uses DNS like this Using Network Services with Mail Service Before You Begin Managing Mail Service Using Mail Service Tools Configuring DNS for Mail ServiceTo enable MX records How User Account Settings Affect Mail Service Setup Overview Configure outgoing Mail service To start the mail configuration assistant Configure additional settings for Mail service To change Mail service settings from the command line Administering Mail ServiceChanging Mail Service Settings To enable Mail Service for administration Understanding Smtp Authentication General SetupViewing Mail Service Settings from the Command Line Configuring Outgoing Mail Service Enabling Smtp Access To enable Smtp accessRequiring Smtp Authentication To keep a copy of undeliverable incoming mail Relaying Smtp Mail Through Another ServerTo relay Smtp mail through another server Copying Undeliverable Incoming Mail To save all messages Configuring Incoming Mail ServiceEnabling Imap Access Saving Mail Messages for Monitoring and Archival Purposes Choosing No Incoming Mail Retrieval To enable Imap accessEnabling POP Access To enable POP access Restricting Smtp Relay To change the local delivery directoryTo restrict Smtp relay Rejecting Smtp Connections from Specific Servers Restricted Smtp Relay and Smtp Authentication Interaction To filter Smtp connections Rejecting Mail from Blacklisted SendersFiltering Smtp Connections To reject mail from blacklisted senders Connection Control Limiting Junk Mail and Viruses Mail Service Filtering To enable junk mail screeningEnabling Junk Mail Screening Bayesian Filters Training the junk mail filter with users’ help Training the Junk Mail Filter Training the junk mail filter without user interaction Filtering Mail by Language and LocaleTo allow mail by language and locale Enabling Virus Screening To enable virus screening To enable Sieve support From the command lineServer-Side Mail Rules Enabling Mail Quotas for Users To enable a user’s mail quotaManaging Mail Quotas Limiting Incoming Message Size To configure quota violation responses Configuring Quota WarningsConfigure Quota Violation Responses To configure quota warnings Setting Up a Wiki-Based Mailing List To enable wiki-based mailing listsMailing Lists About Mailman Setting Up a Mailman Mailing List To enable mailing listsEnabling Mailing Lists To create a list Creating a Mailing List To create a list description Setting a List’s Maximum Message LengthTo set a list’s maximum message length Creating a Mailing List Description To customize the subscriber welcome message Customizing the Mailing List Welcome MessageTo customize a welcome message Customizing the Mailing List Unsubscribe Message To set bounce options To enable list moderationSetting Mailing List Message Bounce Options Enabling a Mailing List Moderator To add subscribers Designating a Mailing List as PrivateTo set privacy options Adding Subscribers Viewing a Mailing List’s Information Administering Mailing ListsViewing a Server’s Mailing Lists To see the lists To access a list’s web-based options Designating a List AdministratorTo designate a list administrator Accessing Web-Based Administrator Options To archive a list’s mail Designating a List ModeratorTo designate a list moderator Archiving a List’s Mail Removing a List Subscriber Working with Mailing List SubscribersViewing Mailing List Archives Adding a Subscriber to a List To suspend a user’s subscription to a list Changing Subscriber Posting PrivilegesTo add or remove a subscriber’s posting privileges Suspending a Subscriber Subscribing to a Mailing List Via Web List Subscriber OptionsSubscribing to a Mailing List Via Mail To subscribe via mail Setting and Changing Your Mailing List Password Unsubscribing from a Mailing List Via MailUnsubscribing from a Mailing List Via Web To toggle digest mode To disable list deliveryChanging Digest Mode Disabling List Mail Delivery Choosing Mime or Plain Text Digests Where to Find More InformationSetting Additional Subscriber Options To access additional options To set the Mail service log detail Setting Mail Service Logging OptionsSetting the Mail Service Log Detail Archiving Mail Service Logs by Schedule Configuring Mail Client Applications Client-Specific Configuration for Mail Service How a user modifies their vacation notices Using WebmailVacation Notices To use WebMail Use this chapter to tune Mail service beyond a basic setup Securing User Access to Mail ServiceDesignating Authorized Mail Service Users Using Workgroup Manager for Mail Service Access Using Access Control Lists for Mail Service AccessTo enable a user’s mail access using Workgroup Manager Choosing Authentication for Mail Service Smtp AuthenticationTo enable mail access using ACLs Imap and POP Authentication To allow secure Smtp authenticationTo allow less secure authentication To set less secure Imap and POP authentication To set secure Imap and POP authentication Configuring SSL for mail transport Securing Mail Service with SSL To configure SSL transport for Imap and POP connections Configuring SSL Transport for Smtp ConnectionsConfiguring SSL Transport for Imap and POP Connections To configure SSL transport for Smtp connections Enter a key size, and then press Return Generate a Certificate Signing Request CSR Enter s, and then press Return Following output appears Accessing Server Certificates from the Command Line Creating the Password File in the Keychain Creating a Password File from the Command Line Mail Service Virtual Host To enable virtual hostingEnabling Virtual Hosting Adding or Removing Virtual Hosts Associating Users to the Virtual HostTo add or remove virtual hosts Postmaster@server.com At the prompt, enter the following command To create a Mac OS X Server-style alias Creating Additional Mail Addresses for Users Setting Up Forwarding Mail Addresses for a User To create a Postfix-style aliasTo forward a user’s mail Specifying the Location of the Mail Store Working with Mail Service Data StorageTo specify where mail is stored on the server Viewing the Location of the Mail Store To split the mail store Creating Additional Mail Store Locations Backing Up and Restoring Mail Messages Maximum Number of Mail Messages Per Volume To disable the default conversion Setting Up Mail Server Clustering with XsanConfiguring Additional Mail Service Support for 8-Bit Mime Configuring Mail Clustering Use this chapter to monitor and maintain Mail service Starting or Stopping Mail ServiceTo start or stop the service To hold outbound mail Reloading Mail ServiceTo reload Mail service from the command line Holding Outbound Mail Blocking Inbound Mail Connections Allowing Administrator Access to Mail FoldersCreating an Administration Account To create a mail administrator account To see an overview of Mail service activity Monitoring Mail Service ActivityViewing an Overview of Mail Service Activity Viewing Mail Service Logs To view a list of connected mail users To view a Mail service logReclaiming Disk Space Used by Mail Service Log Archives Viewing the Mail Connections List Clearing Messages from the Outgoing Mail Queue Viewing Mail AccountsMonitoring the Outgoing Mail Queue Checking the Outgoing Mail Queue Viewing Mail Service Statistics Retrying Undelivered Outgoing MessagesTo try to resend an outgoing message Computer responds with the following output Improving Performance Troubleshooting Mail Service Forwarding Undeliverable Incoming Mail When a Disk Is FullWhen Mail Is Undeliverable Where to Find More Information Internet Books Appendix Service Settings D87.cert.pem Mailimapsieveproxyservers Emptyarray D87.key.pem Default ALL+RC4@STRENGTH 100 Mailpostfixsendercanonicalmaps 101 102 103 Strength 104 ALL!EXPORT+RC4@STRENGTH 105 106 Mailpostfixdisablemimeinput Processing 107 Begin Certificate 108 109 110 111 112 Options 113 Connect GET Post 114 115 116 117 118 119 120 121 TZ Mailconfig Lang 122 123 Begin RSA Private KEY 124 MAILER-DAEMON 125 Ratedelay Mailpostfixsmtprandomize Yes Addresses 126 127 128 Vacation Notification Script Self-Defined Forwarding Basic Sort and Antijunk Mail Filter129 130 Index Disks131 132 133 See also Mailman, subscribers Mailman 134

Apple 10.6 manual Contents

Models: 10.6