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Zimbra Collaboration
Legal Notices
Third-Party Components
Support and Contact Information
Product Overview
Architectural Overview
Core Email, Calendar and Collaboration Functionality
Zimbra Components
Zimbra Application Packages
Zimbra System Directory Tree
Web Client Versions
Web Services and Desktop Clients
Offline Mode
License Types
License Requirements
License Usage by Account Type
License Activation
Automatic License Activation
Manual License Activation
When Licenses are not Installed or Activated
Obtain a License
Managing Licenses
License Information
License Expiration
Update Your License
Zimbra Mailbox Server
Mailbox Server
Message Store
Data Store
Index Store
Web Application Server
Mailstore Services
User Interface Services
Web Application Server Split
Installation and Configuration of the Web Application Server Split
Backing Up the Mailbox Server
Mailbox Server Logs
Zimbra LDAP Service
LDAP Traffic Flow
LDAP Directory Hierarchy
Zimbra Collaboration LDAP Schema
Zimbra Collaboration Objects
Account Authentication
Internal Authentication Mechanism
External LDAP and External AD Authentication Mechanism
Custom Authentication
Kerberos5 Authentication Mechanism
Global Address List
Flushing LDAP Cache
Flush the Cache for Themes and Locales
Flush Accounts, Groups, COS, Domains, and Servers
Zimbra Mail Transfer Agent
Incoming Mail Routing Overview
Zimbra MTA Deployment
Postfix Configuration Files
SMTP Authentication
SMTP Restrictions
Sending Non Local Mail to a Different Server
Anti-Virus and Anti-Spam Protection
Anti-Virus Protection
Anti-Spam Protection
Receiving and Sending Mail
Message Queues
Zimbra Proxy Server
Benefits of Using Zimbra Proxy
Zimbra Proxy Components
Proxy Architecture and Flow
Change the Zimbra Proxy Configuration
Zimbra Proxy
Zimbra Proxy Ports
Setting Up IMAP and POP Proxy After HTTP Proxy Installation
Configure Zimbra HTTP Proxy
Setting Up HTTP Proxy
Set Proxy Trusted IP Addresses
Configure Zimbra Proxy for Kerberos Authentication
Using the Administration Console
Administrator Accounts
Change Administrator Passwords
Log in to the Administration Console
Customize the Login and Logout Pages
Managing Tasks
Message of the Day for Administrators
Create a Message of the Day
Remove a Message of the Day
Zimbra Search
Managing Configuration
Global Configuration
General Global Settings
Setting Up Email Attachment Rules
Blocking Email Attachments by File Type
Global MTA Settings
Global IMAP and POP Settings
Working With Domains
Domain General Information Settings
Global Address List (GAL) Mode
Using GAL sync accounts for faster access to GAL
Authentication Modes
Virtual Hosts
Setting Account Limits
Renaming a Domain
Adding a Domain Alias
Enabling Support for Domain Disclaimers
Disable Disclaimers for Intra-domain Emails
Disable the Disclaimer Feature
Zimlets on the Domain
Managing Server Settings
General Server Settings
Change MTA Server Settings
Setting Up IP Address Binding
Managing SSL Certificates for ZCS
Installing Certificates
Viewing Installed Certificates
Maintaining Valid Certificates
Install a SSL Certificate for a Domain
Using DKIM to Authenticate Email Message
Configure ZCS for DKIM Signing
Update DKIM Data for a Domain
Remove DKIM Signing from ZCS
Retrieve DKIM Data for a Domain
Anti-spam Settings
Anti-virus Settings
Zimbra Free/Busy Calendar Scheduling
ZCS to ZCS Free/Busy Interoperability
Setting Up S/MIME
S/MIME License
Enable S/MIME Feature
Importing S/MIME Certificates
Storage Management
Implementing Hierarchical Storage Management
Email Retention Management
Configure Email Lifetime Rules
Configure Message Retention and Deletion Policies
Managing the Dumpster
Configure Legal Hold on an Account
Customized Admin Extensions
Class of Services for Accounts
Managing Accounts Usage with a COS
Selecting Features and Preferences
Disable Preferences
Set Default Time Zone
Using Server Pools
Setting Account Quota
Set Quotas in Domains
Managing Passwords
Direct Users to Your Change Password Page
Configure a Password Policy
Configuring a Login Policy
Configuring a Session Timeout Policy
Managing Default External COS
Customizing Accounts
Messaging and Collaboration Applications
Email Messaging Features
Set Up Address Book Features
Set Up Calendar Features
Set Up Zimbra Tasks
Setting Zimbra Web Client User Interface Themes
Other Configuration Settings for Accounts
Configure SMS Notification
Configure Attachment Viewing
Display a Warning When Users Try to Navigate Away
Enabling the Check Box for the Web Client
Preferences Import/Export
Add Words to Spell Dictionary
Provisioning User Accounts
Creating a Single User Accounts
Migrate Existing Accounts and Import Account Email
Migrate Accounts from a Zimbra Server
Migrate Accounts from Generic IMAP Servers
Migrate Accounts using an XML File
Importing Email for Selected Accounts
Examples of XML Files
Auto Provisioning New Accounts from External LDAP
Auto-Provision Attributes
Configure Eager Mode Auto-Provisioning
Configure Lazy Mode Auto-Provisioning
Manage Resources
Set Up the Scheduling Policy
Managing User Accounts
Change Status of Accounts
Delete an Account
View an Accounts Mailbox
Use an Email Alias
Work with Distribution Lists
Setting Subscription Policies for Distribution Lists
Management Options for Owners of Distribution Lists
Creating a Distribution List
Managing Access to Distribution Lists
Enable Viewing of Distribution List Members for AD Accounts
Using Dynamic Distribution Lists
Create Dynamic Distribution Lists from the Administration Console
Using CLI to Manage Dynamic Distribution Lists
Moving a Mailbox
Global Configuration Option for Moving Mailboxes
Delegated Administration
Target Types for Granting Administrative Rights
System-defined rights
Attribute Right
Implementing Delegated Administration
Administrator Groups and Administrators
Configure Grants on Administrator Accounts or Admin Groups
Grant ACLs to a Target
Revoking Rights
View Rights Granted to Administrators
Predefined Delegated Administrator Role
Domain Administration Group
Distribution List Administration Group
Creating Delegated Administrator Roles
Using the Voice Service
Order of Configuration
Voice Service Requirements
Using a Third-Party Unified Communications Server
Cisco URLs
Mitel URLs
Creating the Voice/Chat Service
Configure Presence (Cisco only)
Enabling the Voice/Chat Service
Enable Voice/Chat Service on a Domain
Enable Voice/Chat Service on a COS
Enable Voice/Chat Service on a User Account
Enabling the Voice/Chat Zimlets
Monitoring ZCS Servers
Zimbra Logger
Enable Server Statistics
Review Server Status
Enable or Disable Server Services
Server Performance Statistics
Configure Logger Mail Reports
Configuring Disk Space Notifications
Monitoring Servers
Configuring Denial of Service Filter Parameters
Identifying False Positives
Customizing DoSFilter Configuration
Tuning Considerations for ZCS 8.0.3 and later
Working with Mail Queues
View Mail Queues
Flush Message Queues
Monitoring Mailbox Quotas
View Quota
Increase or Decrease Quota
Viewing MobileSync Statistics
Monitoring Authentication Failures
Viewing Log Files
Use log4j to Configure Logging
Logging Levels
Protocol Trace
Review mailbox.log Records
Reading a Message Header
Fixing Corrupted Mailbox Index
Check if an Index is Corrupt
Repair and Reindex a Corrupt Index
SNMP Monitoring and Configuration
SNMP Configuration
Errors Generating SNMP Traps
Checking MariaDB
Checking for Zimbra Collaboration Software Updates
Updating Zimbra Connector for Microsoft Outlook
Types of Notifications and Alerts Sent by Zimbra Collaboration
Service status change notification
Disk usage notification
Duplicate mysqld processes running notification
SSL certificates expiration notification
Daily report notification
Database integrity check notification
Backup completion notification
Backup and Restore
Backing Up the Mailbox Server
Backup Methods
Standard Backup
Auto-Grouped Backup Method
Directory Structure for Backup Files
Backup and Restore Using the Administration Console
Configure Backup from the Admin Console
Backup and Restore Using the Command Line Interface
Backing up using the Standard Method
Scheduling a Standard Backup
Full Backup Process
Incremental Backup Process
Find a Specific Backups
Abort Full Backup in Progress
Backing up using the Auto-Grouped Method
Configure Auto-Grouped Backup from the CLI
Schedule Auto-Group Backups
Backup Options
Backup Up content Options
Back Up the MySQL Database
Managing Disk Space for Backups
Restoring Data
Restore Process
Stop a Restore Process
Restore Mailboxes When Mail Server Is Down
Restore Individual Accounts on a Live System
Exclude Items from a Restore
Restore the LDAP Server
General Steps for Disaster Recovery
Crash Recovery Server Startup
Restore the Zimbra Collaboration
Install ZCS on a New Server
Restoring from Different Failure Scenarios
Change Local Configuration Files After Restoring Zimbra
Using snapshots to Backup and Restore
Zimbra Mobile
Mobile Device Security Policies
Setting Up Mobile Policies on ZCS
Mobile Device Security Policies
Managing Mobile Devices
Supporting Autodiscover
Set Up Mobile Synchronization for User Accounts
Change Mobile Device Password Policy
User’s Mobile Device Self-Care Features
Archiving and Discovery
How Archiving Works
How Discovery Works
Installing the Archiving Package
Install Archiving in a Single-Server Environment
Install zimbra-archiving in a Multi-Server Environment
Manage Archiving From the Administration Console
Enable Archiving
Creating a Dedicated Archive COS
Set Up Archive Account Name
Set Up Archiving for a Users Mailbox
Archive Mailboxes
Create an archive mailbox and assign a COS
Create an Archive Mailbox with No COS or Password
Enable Archive Forwarding to a Third-party Archiving Server
Searching Across Mailboxes
Cross Mailbox Search from the Administration Console
Legal Requests for Information
Legal Intercept Settings
Set Up Legal Intercept
Set Up Legal Intercept to Forward Message Header
Modify the Intercept Cover Email Message
Create Mailbox Snapshots for Legal Discovery
Create a Mailbox Snapshot Zip File
Changing Theme Colors and Logo
Changing Theme Color and Logos on the Zimbra Web Client
Customizing Base Theme Colors
Replacing the ZWC Logo
Changing Theme Colors and Logo on Admin Console
Changing Theme Colors and Logo using the CLI
Add Your Logos
Changing the Logo on the Touch Client
Replacing the ZWC Logo
Using Command Line Interface to add your logos
Changing Logo on Admin Console
Change Logo by Replacing Files in the Folder Structure
Manage Zimlets from the Administration Console
Deploy Custom Zimlets
Enable, Disable, or Make Zimlets Mandatory
Undeploy a Zimlet
Add Proxy-Allowed Domains to a Zimlet
Upgrading a Zimlet
Managing Zimlets from the Command Line Interface
Add Proxy Allowed Domains to a Zimlet
Deploying a Zimlet and Granting Access to a COS
Viewing Zimlet List
Changing Zimlet Configurations
Upgrading a Zimlet
Zimbra Gallery
Customized Zimlets
Appendix A Command Line Utilities
General Tool Information
Zimbra CLI Commands
Using non-ASCII Characters in CLIs
zmprov (Provisioning)
Configure Auto-Grouped Backup from the CLI
Changing Conversations Thread Default
Detect Corrupted Indexes
zmrestoreoffline (Offline Restore)
zmcontrol (Start/Stop/Restart Service)
zmmboxsearch (Cross Mailbox Search)
Appendix B Configuring SPNEGO Single Sign-On
Configuration Process
Create the Kerberos Keytab File
Configure ZCS
Configure Your Browser
Test your setup
Troubleshooting setup
Configure Kerberos Auth with SPNEGO Auth
Setting Up Single Sign-On Options for ZCO
Appendix C ZCS Crontab Jobs
How to read the crontab
ZCS Cron Jobs
Jobs for crontab.store
Jobs for crontab.logger
Jobs for crontab.mta
Single Server Crontab -l Example
Appendix D   Glossary