Messaging Server Administrator's Guide

Complete Contents
Chapter 1 Getting Started With Netscape Messaging Server
Chapter 2 Configuring IMAP and POP Services
Chapter 3 Configuring SMTP Services
Chapter 4 Managing Mail Users and Mailing Lists
Chapter 5 Managing the Message Store
Chapter 6 Security and Access Control
Chapter 7 Working With SMTP Plugins
Chapter 8 Filtering Unsolicited Bulk Email
Chapter 9 Message Routing
Chapter 10 Monitoring and Maintaining Your Server
Chapter 11 Logging and Log Analysis
Appendix A Command Line Utilities
Appendix B Program Delivery
Appendix C sendmail Migration and Compatibility
Appendix D SNMP MIB
Glossary

Contents

	Contents


Chapter 1	Getting Started with Netscape Messaging Server
	Messaging Server Features
	Deployment and Installation
	Deployment Considerations
	Installation Configurations
	The Installation Process
	Post-Installation Directory and File Organization
	Using Netscape Console
	Getting to a Messaging Server
	Performing Typical Tasks
	Performing All Configuration and Administration Tasks
	Using the Command Line
	Configuring General Messaging Capabilities
	Viewing Basic Server Information
	SNMP Setup
	Configuring End-User Information
	Starting and Stopping Services
	Customizing Directory Lookups
	Encryption Settings
	Where to Go from Here
	Interface Reference: General Messaging Services
	Messaging Server Tasks Tab
	Messaging Server Configuration Tab
	Server Information Tab
	End-User Configuration Tab
	Services General Configuration Tab
	LDAP Configuration Tab
	Password Entry Window

Chapter 2	Configuring IMAP and POP Services
	General Configuration
	Enabling and Disabling IMAP and POP
	IMAP and POP Port Numbers
	Port for IMAP over SSL
	Service Banner
	Login Requirements
	Anonymous Login
	Password-Based Login
	Certificate-Based Login
	Performance Parameters
	Number of Processes
	Number of Connections per Process
	Number of Threads per Process
	Dropping Idle Clients
	Client Access Controls
	Configuring IMAP and POP with Netscape Console
	Interface Reference: IMAP and POP Configuration
	IMAP System Tab
	POP System Tab

Chapter 3	Configuring SMTP Services
	About SMTP
	Viewing and Configuring Domain Information
	Specifying an Address Completion Domain
	Specifying the Domains Local to Your Server
	Specifying Delivery Options
	Delivering Mail to Unix Mail Folders
	Delivering Mail to a Program
	Deferring Delivery
	Verifying Recipient Addresses
	Performing Host Name Resolution
	Specifying the Number of MTA Hops
	Reserving Free Disk Space
	Expanding SMTP Dialogs
	Verifying User Names (VRFY)
	Verifying a Mailing List (EXPN)
	Enabling Requests for Deferred Queue Processing (ETRN)
	Limiting Message Size (SIZE)
	Specifying Automatic Reply Information
	Specifying Error Handling
	Specifying Routing and Addressing Information
	Specifying Envelope Rewrite Methods
	Specifying From Address Rewrite Style
	Specifying Alternate Search Methods
	Editing SMTP Routing Table Entries
	Controlling Access to SMTP Services
	Specifying Authenticated SMTP
	Specifying Access Control Filters
	Filtering Unsolicited Bulk Email
	Working With SMTP Plugins
	Managing the Message Queue
	About the Queue Directories
	Specifying Actions on Logical Queues
	Specifying Alternate Paths for Queue Storage
	Interface Reference: SMTP Configuration
	SMTP System Tab
	Add Domain Window
	SMTP Accept Tab
	SMTP Autoreply Tab
	SMTP Error Tab
	SMTP Address Tab
	Add Routing Table Entry Window
	SMTP Access Tab
	Queued Messages Tab
	Queued Messages Action Window
	Message Queue Configuration Tab
	Add MTA Queue Window

Chapter 4	Managing Mail Users and Mailing Lists
	About Users and Groups for Messaging
	Users and Mail Accounts
	Groups and Mailing Lists
	Mail-Administration Features
	Managing Mail Users
	Accessing Mail Users
	Specifying User Email Addresses
	Configuring Delivery Options
	Specifying Forwarding Addresses
	Configuring Auto-Reply Settings
	Managing Mailing Lists
	Accessing Mailing Lists
	Specifying General List Information
	Specifying List Members
	Defining Message-Posting Restrictions
	Defining Message-Rejection Actions
	Interface Reference: Managing Mail Users
	Mail Settings Tab
	Add Alternate Address Window
	Delivery Options Tab
	POP/IMAP Delivery Window
	Add Access Domain Window
	Program Delivery Window
	Mail Forwarding Tab
	Add Forwarding Address Window
	Auto-Reply Tab
	Interface Reference: Managing Mailing Lists
	Mail General Tab
	Add/Edit Alternate Address Window
	Add/Edit List Owner Window
	Mail List Members Tab
	Add/Edit Dynamic Criterion Window
	Add/Edit Email-Only Member Window
	Message Restrictions Tab
	Add/Edit Allowed Sender Window
	Add/Edit Allowed Sender Domain Window
	Message Reject Actions Tab
	Add/Edit Moderator Window

Chapter 5	Managing the Message Store
	Overview
	Message Store Architecture
	How Messages Are Erased from the Store
	Specifying Administrator Access
	Adding an Administrator
	Modifying an Administrator Entry
	Deleting an Administrator Entry
	Configuring User Disk Quotas
	Specifying a Default User Disk Quota
	Specifying a Quota Threshold
	Defining a Quota Warning Message
	Setting a Grace Period
	Configuring Message Store Partitions
	Specifying Aging Policies
	Performing Maintenance and Recovery Procedures
	Using the stored Utility
	Managing Mailboxes
	Repairing Mailboxes and the Mailboxes Database
	Monitoring Disk Space
	Monitoring Disk Quota Usage
	Backing Up and Restoring the Message Store
	Interface Reference: Message Store Configuration
	Administrator Tab
	Add/Edit Administrator Window
	Quota Tab
	Partition Tab
	Add/Edit Partition Window
	Aging Tab
	Add/Edit Rule Window

Chapter 6	Security and Access Control
	About Server Security
	User Password Login
	IMAP and POP Password Login
	SMTP Password Login
	Configuring SSL Encryption and Authentication
	Obtaining Certificates
	Enabling SSL
	Setting Up Certificate-Based Login
	Configuring Administrator Access to Messaging Server
	Hierarchy of Delegated Administration
	Providing Access to the Server as a Whole
	Restricting Access to Specific Tasks
	Configuring Client Access to TCP Services
	How Client Access Filters Work
	Filter Syntax
	Filter Examples
	Creating Access Filters with Netscape Console
	Interface Reference: Security and Access Control
	Encryption Configuration Tab
	IMAP Access Tab
	IMAP Allow Filter Window
	IMAP Deny Filter Window
	POP Access Tab
	POP Allow Filter Window
	POP Deny Filter Window
	SMTP Access Tab
	SMTP Allow Filter Window
	SMTP Deny Filter Window

Chapter 7	Working With SMTP Plug-Ins
	About SMTP Plug-Ins
	Managing SMTP Plug-Ins with Netscape Console
	Installing Plug-Ins
	Deleting (Uninstalling) Plug-Ins
	Activating and Deactivating Plug-Ins
	Configuring Plug-Ins
	Managing SMTP Plug-Ins Manually
	Manually Installing and Configuring Plug-Ins
	Manually Deleting Plug-Ins
	Interface Reference: SMTP Plug-Ins
	SMTP Plugins Tab
	Add/Edit Plugin Window

Chapter 8	Filtering Unsolicited Bulk Email
	About the UBE Plug-In
	What Is UBE?
	UBE Filters and the UBE Plug-In
	How UBE Filters Work
	UBE Filter Format
	Label
	Message Field
	Match Criterion
	Action
	Argument
	Available Actions for UBE Filters
	Regular Expressions for Match Criterion
	Envelope Fields and Header Fields
	Special Message-Field Names
	Negation Modifier
	Managing UBE Filters With Netscape Console
	Activating the UBE Plug-In
	Creating a New Filter
	Editing an Existing Filter
	Activating and Deactivating Filters
	Changing the Order of Filters
	Parsing Header Fields
	Creating Filters Manually
	Plug-In File and Configuration Files
	Editing the Filter Configuration File
	Omitting Parts of a Filter
	Entering Comments
	Examples
	Extending the UBE Plug-In
	Using the RUN Action
	Using an Extension Library
	Interface Reference: UBE Filters
	Unsolicited Bulk Email Configuration Tab
	Add/Edit UBE Filter Window

Chapter 9	Message Routing
	Overview
	Routing Resources
	The Directory Service
	The SMTP Routing Table
	The Domain Name System (DNS)
	How the Messaging Server Routes Messages
	Step 1: Check SMTP Address Compliance
	Step 2: Search for matching LDAP Entries
	Step 3: Check if Domain is Local or Remote
	Step 4: Check for Routed Address
	Step 5: Check Routing Attributes
	Step 6: Route to Remote MTA

Chapter 10	Monitoring and Maintaining Your Server
	Overview
	Performing Daily Tasks
	Checking the postmaster Account
	Monitoring and Maintaining the Log Files
	Setting Up the stored Utility
	Monitoring and Controlling Disk Usage
	Monitoring Disk Usage
	Controlling Disk Usage
	Monitoring Server Response Time
	Performing Recovery Tasks
	Factors Affecting Messaging Server Performance
	Number of Users per Disk
	Configuration of POP and IMAP Services
	Configuration of SMTP Services
	Configuration of Logging Services
	Size of Mailboxes
	Distribution of the Store and Queue Directories
	MTA Thread Settings
	Applications Co-Resident with the Messaging Server
	Activity of the Administration Server
	Activity of the Directory Server
	Location of the Messaging Server and the Directory Server
	Number of Address Lookups per Message
	Ratio of Delivery to Outbound Sends
	Use of RAID Technology
	Memory, Disk, and CPU Requirements
	System Monitoring Tools
	Using SNMP
	Communication Between the NMS and the Managed Device
	The Messaging Server Subagent
	SNMP Tab
	Configuring the Subagent
	Enabling Statistics Collection
	Starting and Stopping the Subagent
	Verifying SNMP Configuration Changes

Chapter 11	Logging and Log Analysis
	Log Characteristics
	Services That Are Logged
	Levels of Logging
	Facility Categories
	Filename Conventions for Log Files
	Content Format for Log Files
	Log-File Directories
	Defining Log Rotation, Expiration, and Backup Policies
	Flexible Logging Architecture
	Setting Logging Options
	Searching and Viewing Logs
	Search Parameters
	Specifying a Search and Viewing Results
	Analyzing Logs with Third-Party Tools
	Selected Event-Message Formats
	SMTP-Accept log format
	SMTP-Deliver log format
	Mailbox-Deliver log format
	Interface Reference: Logging and Log Files
	Log Files Option Tab
	Log Files Content Tab
	Log Viewer Window

Appendix A	Command-line Utilities
	Overview of Command-Line Utilities
	Command-Line Utilities--General Information
	Messaging Server File Locations
	Location of Configuration Data
	Usage Requirements
	Messaging Server Utilities--Descriptions
	configutil
	counterutil
	deliver
	hashdir
	imscripter
	mailq
	mboxutil
	MoveUser
	NscpMsg
	processq
	qconvert
	quota
	readership
	reconstruct
	stored
	upgrade
	Alarm Attributes
	Alarm Attribute Examples

Appendix B	Program Delivery
	About Program Delivery
	Program Delivery and Mailbox Delivery
	Program Delivery Failures
	Security Considerations
	Trusted Programs and Directory
	Trusted Directory and Operating Modes
	Guarding the Trusted Directory
	Scripts and Batch Files
	Enabling the Program Delivery Module
	Using Program Delivery to Handle Incoming Mail
	Administrators
	Users and Account Owners
	Program Delivery in Unix Environments
	Program Delivery and Unix
	How Program Delivery Works (Unix)
	Secure and Non-secure Modes (Unix)
	Running Programs as root
	Setting Up Program Delivery (Unix)
	Suspending Program Delivery (Unix)
	Disabling Program Delivery (Unix)
	Program Delivery in NT Environments
	How Program Delivery Works (NT)
	Setting Up Program Delivery (NT)
	Suspending Program Delivery (NT)
	Disabling Program Delivery (NT)


Appendix C	sendmail Migration and Compatibility
	Moving Users to Messaging Server
	Running the unix2ldif Utility
	Running the ldifsplit Utility
	Running the chkuniq Utility
	Updating the LDAP Directory
	Moving sendmail Messages to Messaging Server
	Running the MigrateUnixSpool Utility
	Compatibility with Unix sendmail
	Command-line Compatibility
	Functional Compatibility
	Sendmail Emulator Options and Aliases

Appendix D	SNMP MIB
	About the Messaging Server MIB
	How the MIB Is Activated
	Format of MIB Entries
	Syntax Types
	Description of the MIB File
	MIB Imports List
	Module Definition
	MIB Variables
	MIB Traps
	The Messaging Server MIB