Preface
Chapter 1: E-mail in a Nutshell
1.1 It Starts as a Message
1.1.1 Evolution of the Electronic Message: E-mail is Born
1.1.2 Electronic Envelopes
1.1.3 Message Headers
1.1.4 The Body of a Message
1.2 E-mail Software: Mail Clients
1.2.1 Creating Messages
1.2.2 Sending and Receiving Messages
1.3 E-mail Software: Mail Servers
1.3.1 The Role of Mail Servers in an E-mail System
1.3.2 Sorting and Forwarding
1.3.3 Forwarding a Message to a Mail Server
1.3.4 Delivering A Message to a Mailbox for Client Retrieval
1.3.5 Mail Servers and Addresses
1.4 Addressing Protocols
1.4.1 The Domain Name System (DNS)
1.4.2 Multiple Addresses
1.4.3 Other Types of Addressing
1.5 Protocol Proliferation
1.6 Directory Services for Users
1.6.1 Finger Service
1.6.2 LDAP
1.7 E-mail Abuse
1.7.1 Spamming
1.7.2 Mail Relay
1.7.3 Denial of Service Attacks
Chapter 2: E-mail with Post.Office
2.1 Features of Post.Office
2.1.1 Versatile Mail Accounts
2.1.2 Mailing List Manager
2.1.3 Security
2.1.4 Support for Open Standard Protocols
2.1.5 Remote Configuration and Management
2.1.6 Wide Area Network Design
2.1.7 Directory Information via the Finger Query Server
2.1.8 sendmail Emulation
2.2 Who Uses Post.Office
2.2.1 The Postmaster
2.2.2 People With Post.Office Accounts
2.2.3 People Without Post.Office Accounts
2.3 Post.Office Architecture
2.3.1 The Dispatcher
2.3.2 The MTA
2.3.3 Account and Module Configuration Databases
2.3.4 Post.Office Managers
2.3.5 The POP Server
2.3.6 The Finger Server
2.3.7 The Password Server
2.3.8 Further Readings
Chapter 3: Using the Web Interface
3.1 Logging In
3.1.1 Know Where You're Going
3.1.2 Authentication Information Form
3.1.3 Your Multiple (Login) Personalities
3.1.4 Passwords
3.2 Of Menus and Forms
3.2.1 Menus
3.2.2 Forms
3.3 Getting Around in the Interface
3.4 Getting Help
3.4.1 Online Documentation
3.4.2 Help Links
3.4.3 Technical Support
3.5 Troubleshooting
Chapter 4: System Configuration
4.1 Setup Checklist
4.2 System Configuration Menu
4.3 Channel Aliases Form
4.4 Mail Routing Form
4.4.1 General Configuration Options
4.4.2 Special Routing Instructions
4.5 SMTP Relay Restrictions Form
4.5.1 External Relay Restrictions
4.5.2 Allowing Delivery of Restricted Relay Mail
4.5.3 Relay Prevention Examples
4.6 Mail Blocking Form
4.7 System Performance Parameters Form
4.8 End User's Account Options Form
4.9 Logging Options Form
4.10 Error Response Parameters Form
4.11 System Security Form
4.12 System-Level Default Messages Form
4.13 Licensing/Configuration Information Form
Chapter 5: Account Management
5.1 What Is an Account?
5.1.1 Types of Accounts
5.1.2 How Account Information Is Used
5.1.3 Security Features of Accounts
5.2 The Account Administration Menus
5.3 Creating Accounts
5.3.1 General Information
5.3.2 E-mail Addressing Information
5.3.3 Local Delivery Information
5.3.4 Account Security Parameters
5.3.5 List Subscription Information
5.3.6 Automatic Reply Information
5.3.7 Finger Information
5.3.8 The Greeting Message
5.3.9 Setting Defaults
5.4 Viewing and Modifying an Account
5.4.1 List of Accounts
5.4.2 The Account Data Form
5.4.3 Locking an Account
5.5 Managing the Postmaster Account
5.5.1 Assigning Additional Postmasters
5.5.2 Changing the Postmaster password
5.6 Deleting Accounts
5.7 Broadcasting Messages to All Accounts
5.8 Mail Account Directory
Chapter 6: Program Delivery
6.1 Program Delivery Basics
6.1.1 When a Message Is Delivered to Program
6.1.2 Trusted Programs
6.1.3 Trusted Program Directory
6.1.4 Program Delivery Errors
6.3 UNIX Program Delivery
6.3.1 The Two Modes of UNIX Program Delivery
6.3.2 Configuring Post.Office for Program Deliveries
6.3.3 Enabling Program Delivery For an Account
Chapter 7: Mailing Lists
7.1 Introduction to Mailing Lists
7.1.1 Who Does What With Mailing Lists
7.1.2 Warning: Use Mailing Lists Wisely
7.1.3 Mailing Lists vs. Group Accounts
7.2 The List Management Menus
7.3 Anatomy of a Mailing List
7.3.1 E-mail Addresses
7.3.2 List Limits
7.3.3 List Policies
7.3.4 List Security Parameters
7.3.5 Owner Preferences
7.3.6 Delivery
7.3.7 Descriptive Information
7.3.8 Message Editing Options
7.3.9 Finger Information
7.3.10 Unique List Identifier
7.4 Creating a mailing list
7.4.1 Setting Defaults
7.4.2 New Lists – the Long Way
7.4.3 New Lists – the Short Way
7.4.4 List Owner Greeting Message
7.5 Modifying a Mailing List
7.5.1 Changing the List Settings
7.5.2 Adding and Removing Subscribers
7.5.3 Viewing Current Subscribers
7.6 Moderating a Mailing List
7.6.1 Applicants
7.6.2 Messages
7.7 Locking a Mailing List
7.8 Deleting a Mailing List
7.9 The All-Mailboxes List
7.10 What Your Users See
7.10.1 Local Users
7.10.2 List Owners
7.10.3 Remote Users
7.11 List Manager E-mail Interface
7.11.1 Submitting List Manager Requests
7.11.2 Available End User Commands
7.11.3 Available List Owner Commands
Chapter 8: System Monitoring
8.1 Error Conditions
8.1.1 Types of Errors
8.1.2 Setting Error Handling Options
8.1.3 Notifications
8.1.4 Action Messages
8.1.5 Handling Errors Via the Web
8.2 Queued Mail
8.2.1 When a Message Gets Queued
8.2.2 Setting Queuing Options
8.2.3 Viewing and Handling Queued Messages
8.3 Mailboxes
8.3.1 How They’re Stored
8.3.2 Checking Mailbox Size
8.3.3 Cleaning Them Out
8.4 Logging Information
8.4.1 Setting Logging Options
8.4.2 Log File contents
8.4.3 Available Logging Options
8.4.4 Cleaning Out Log Files
Chapter 9: Backup and Restore Instructions
9.1 Backing Up the Mail System
9.1.1 Post.Office Full System Backup for OSX
9.2 Restoring the Mail System
9.2.1 Restoring the Mail System on OSX
Chapter 10: Troubleshooting
10.1 The Post.Office FAQ
10.2 How Mail is Routed through Post.Office
10.2.1 Standard Flow of Mail Through the Server
10.2.2 Handling of Mailing Lists Messages
10.3 Error Messages
10.4 Internal Mail Handling
10.5 Troubleshooting Tools and Techniques
10.5.1 Telnet
10.5.2 Nslookup
10.5.3 Ping
Chapter 11: Post.Office Utilities
11.1 Executing the Utilities
11.1.1 OSX
11.2 System Utilities
11.2.1 getmailboxdir – Get Mailbox Directory Utility
11.2.2 getspooldir – Get Spool Directory Utility
11.3 Account Management Utilities
11.3.1 Utilities Summary
11.3.2 Definitions
11.3.3 User Profile Form
11.3.4 addacct – Add Account Utility
11.3.5 changeacct – Change Account Data Utility
11.3.6 delacct – Delete Account Utility
11.3.7 getacct – Get User Account Profile Utility
11.3.8 getpopmbox – Get POP Mailbox Directory Utility
11.3.9 getuid – Get User ID Utility
11.3.10 listacct – List Account Data Utility
11.3.11 lockacct – Lock Account Utility
11.3.12 reportusage – Report POP Mailbox Usage Utility
11.3.13 unlockacct – Unlock Account Utility
11.4 Mailing List Management Utilities
11.4.1 Utilities Summary
11.4.2 Definitions
11.4.3 List Profile Form
11.4.4 addlist – Add Mailing List Utility
11.4.5 addlistshort – Add Mailing List Utility
11.4.6 changelist – Change List Data Utility
11.4.7 deletelist – Delete List Utility
11.4.8 getlist – Get List Profile Utility
11.4.9 listmlists – Get List ULID Utility
11.4.10 listsubscribers – Get List Subscribers Utility
11.4.11 subscribe – Add Subscribers Utility
11.4.12 Unsubscribe – Remove Subscribers Utility
11.5 sendmail
11.6.1 Starting Post.Office with sendmail
11.6.2 Checking the Mail Queue
11.6.3 Other Modes
11.6.4 Reference Guides
Appendix A: Post.Office Architecture
A.1 The Dispatcher
A.2 Account and Module Configuration Databases
A.3 The Message Transport Agent
A.3.1 The SMTP Message Channel
A.3.2 The Local Delivery Channel
A.3.3 The MTA Handlers
A.4 The List Exploder and List Scheduler
A.5 Post.Office Managers
A.5.1. The Configuration Manager
A.5.2. The Account Manager
A.5.3. The List Manager
A.5.4. The WWW Server
A.6 The POP Server
A.7 The Finger Server
A.8 The Password Server
A.9 Network vs. Local Modules
A.10 The Whole Enchilada
Appendix B: Standards Conformance
Appendix C: References
Index
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