Open Graph description is not detected on the main page of Zimbra Free. Lack of Open Graph description can be counter-productive for their social media presence, as such a description allows converting a website homepage or other pages into good-looking, rich and well-structured posts, when it is being shared on Facebook and other social media. Visit zimbra. HTML Original After minification After compression 5. After optimization Image optimization Image size optimization can help to speed up a website loading time.
After compression After compression 4. Network requests diagram zimbra. Show more. When the Zimbra Proxy package is installed, the proxy feature is enabled. In most cases, no modification is necessary. Zimbra Proxy includes the following:. High performance distributed memory object caching system in which routing information is cached to enable increased performance. Servelet—located on the ZCS mailbox server—that handles queries for the user account route information.
This routing information consists of the server and port number where the user account resides. Zimbra Collaboration Proxy Route Lookup Handler locates the route information for the account being accessed and returns this to Nginx.
The Memcached component stores the route information for the configured period of time the default is one hour. Nginx uses this route information instead of querying the Zimbra Collaboration Proxy Route Lookup Handler until the default period of time has expired.
The end client behaves as if it is connecting directly to Zimbra Collaboration Mailbox. When Zimbra proxy is configured, the Zimbra proxy config performs keyword substitution as necessary with values from the LDAP configuration and localconfig.
If changes are required after the Zimbra Proxy is set up, modify the Zimbra LDAP attributes or localconfig values and run zmconfigd to generate the updated Zimbra Proxy configuration. The nginx. In this case you manually identify the location of the Kerberos Keytab file, including Zimbra Proxy password.
For example, proxying allows users to enter imap. The proxy running on imap. If you have any other services running on these ports, turn them off. IMAP proxy is installed with Zimbra Collaboration and set up during installation from the configuration menus. To set up the HTTP proxy,. No other configuration is usually required. HTTP proxy, and set up the.
Use steps in this section if Zimbra proxy is installed with Zimbra Collaboration on the same server. The connection from users whose mailboxes live on mbs1. If the requesting URL can be examined to determine the user name, then the request is routed to the backend mailbox server of the user in the URL.
If the above methods do not work, the IP hash method is used to load balance the requests across the backend mailbox servers which are able to handle the request or do any necessary internal proxying. To set the proxy server mail mode, add the -x option to the command, with the specific mode as either http, https, both, redirect, or mixed. To set the proxy server mail mode, add the -x option to the command with the specific mode: http , https , both , redirect , mixed.
This attribute defaults to TRUE. In an "out of the box" proxy set up, the upstream communication defaults to SSL. For REST URL, you set the host name, service protocol, and services port globally or for a specific domain from the following attributes. If domain. On a multiserver ZCS, if a load balanced name was needed to create a friendly landing page, a user would always have to be redirected.
Now with a full-fledged reverse proxy, users do not need to be redirected. The localconfig variable zimbraMailReferMode is used with nginx reverse proxy.
On each proxy node, set the zimbraReverseProxyDefaultRealm server attribute to the realm name corresponding to the proxy server. For example:. On each proxy node for each of the proxy IP addresses:. The Zimbra Administration Console is a browser-based user interface that allows you to centrally manage Zimbra servers and user accounts.
When you log in to the Administration Console, the tasks you are authorized to perform display on the Navigation pane. These tasks are based on the rights assigned to the administrator role. Global Administrators have full privileges to manage servers, globalsettings, domains, and accounts as well as create other administrators.
One global administrator account is created when the software is installed. Additional global administrator accounts can be created.
You can perform administration tasks from the Administration Console or the command line. Delegated Administrators are granted customized administrator roles by the global administrator to manage different tasks from the Administration Console.
See also Delegated Administration for more details. At the login screen, enter the complete administrator address - as admin domain. From the Administration Console, use the Change Password screen to set the new password string, and to define policy for user password modifications.
Double click select user account or from the Gear icon, select Change Password from the popup menu. A different login and logout page can be configured either as a global setting or as a domain setting. To specify a URL to redirect administrators if their login is not authenticated, or if authentication has expired:. Other configuration and maintenance tasks cannot be handled from the Administration Console - such as starting and stopping services and managing the local server configuration - and require use of the Zimbra CLI.
At the Administration Console, if you need to view the attribute associated with a particular function, you can click on the text labels of the configuration page currently in view to view the information in a popup. Guide text is also provided from these popups, as demonstrated in the following illustration. With the attribute popup in view, click More to view guidetext about the field.
The Zimbra Collaboration Administration Console is organized to provide quick navigation to the configuration and monitoring tools and views associated with your login privileges. It also provides easy access to various types of Help and the on-screen guide text.
After logging in to the Administration Console, the Home page is displayed to provide status information and options you can select to navigate to the configuration and viewing options described in this user guide. The displays and options in the navigation pane and viewing pane change in accordance with your selections.
The Gear Icon is displayed with certain screens, to enable quick access to functions associated with the functions provided in the screens. For more information about the Gear icon, see Using the Gear icon. The options provided in the Home navigation pane are categorically defined under the Home directory.
Some of the options lead to configuration pages; others lead to pages containing reports, as associated with your selections. The illustration at right is an expanded view of the options currently supported in the Navigation Pane. Your current position in the hierarchy is always displayed at the upper bar of the page currently in view, and you can use multiple options for dismissing the current view:.
The Home screen is the default, login view, which provides the Home navigation pane and the Home page. This page provides a snapshot view of system status and a series of quick access links for essential tasks. Displays the version of Zimbra Collaboration currently running and in view, and the detected number of servers, account, domains, and classes of service associated with this session. Displays the steps essential to getting started with your Zimbra Collaboration operations, and provides quick inks to the functions in this UI:.
Displays the steps you use to establish the domain s to be managed by the Collaborator. Each step is a link to the function in this UI:. Displays the steps for adding accounts for management by the Collaborator. The Monitor screen provides the Monitor navigation pane and the Monitor pages, which display various itemizations about servers monitored by the Collaborator.
The options provided in the Monitor pages provide various methods- dynamic charts, or tables-for viewing the individual or system-wide monitored servers and services listed in the following table. System-wide Information page, for Advanced Statistics, which allows you to set up a new monitoring chart using parameters from the selection fields available from this page: Server, Group, Start, end, and Counters.
System-wide Information page, for Message Counts, to examine charts depicting counts over the last 48, 30, 60, and days.
The polling intervals for the counts are posted directly beneath each chart. These counts are shown in periods over the last 48, 30, 60, and days. System-wide Information page, for Mobile Sync Sessions, which reports the total number of Active Sync devices across servers. Access to statistics for a selected Service Host.
You can view information for a selected host, as follows:. Right-click on the Service Host name and select View from the popup to go to the statistics page for it. You can also double-click on the Service Host name to access the statistics page. Tab pages from which to view counts of Deferred, Incoming, Active, Held, and Corrupt statistics for detected mail queues.
Each tab page provides summary filtering information and Message details. The Manage screen provides the Manage navigation pane and the Manage pages, which display the tables categorically provided as Accounts, Aliases, Distribution Lists, and Resources that are currently managed by Collaborator.
Table of Aliases managed by the Collaborator. Each alias is an email address that forwards all email to a specified account. Table of Distribution Lists managed by the Collaborator. A Distribution List is a group of mail addresses contained in a list, with a common mail address. When you sen to a distribution list, you are sending to everyone whose address is included in the list.
Table of Resources managed by the Collaborator. A Resource is a location or a piece of equipment that can be scheduled for meetings. Right-click on a table row, or use the Gear icon to access the following functions: New , Delete , Edit , Duplicate. Right-click on a table row, or use the Gear icon to access the following functions: Deploy , Undeploy , Toggle Status. Double-click on a table row to access the configuration screens for the selected Admin Extension,.
Right-click on a table row, or use the Gear icon to access the following functions: Deploy , Undeploy. Double-click on a table row to access the General Information screen for the selected certificate,. Right-click on a table row, or use the Gear icon to access the following functions: Install Certificate , View Certificate. Right-click on a table row, or use the Gear icon to access the following function: View.
Right-click on a table row, or use the Gear icon to access the following functions: Add , Delete , Edit. Global Settings define the default global values for servers, accounts, COS, and domains. These default values and parameters apply if the values and parameters have not been explicitly defined in settings configures elsewhere.
The defaults for Global Settings are configured during installation. You can change the settings at any time from Global Settings at the Administration Console. For more information, see General Information Configuration. Changes to these settings do not take effect until the server is restarted. Set anti-spam and anti-virus rules. Change to the Spam-check settings do not take effect until the server is restarted.
Change to theme settings require the server theme cache to be flushed, by using the Flush Cache toolbar button at Server settings.
Configure the company name to be displayed in the prompt on the Authentication Required dialog used to log in to Briefcase folders shared with external guests. Set up a retention and deletion time threshold for items in user folders. Retention and deletion policies can be configured as a global setting or your can configure COS-level policies instead of inheriting from the global settings. Set parameters for Web Proxy and Mail Proxy. Tools are also provided for setting Advanced Proxy parameters.
Users will use LDAP servers to retrieve private keys. Set parameters for backup-for standard or auto- grouped mode. For more information see Backup and Restore. Administrators can access and download specific wizards and tools from this page. Access Zimbra utilities, which provides downloadable zip packages - for general administration use, and to synchronize an individual end user - containing migration wizards for various platforms, and Outlook connectors. Additional information is provided in Downloadable Wizards and Connectors.
Find out if your system needs a Zimbra Server update or not, and use this page to view polling and email contact information pertinent to software updates for your system. View tabular details about account migrations, as detected by your system. This page lists total imports, and status of each. This page also provides the name s of the owners for each account migration listed. See also Migrating Accounts from a Zimbra Server.
Use this page to browse for the latest version of software to be uploaded to your system. After selecting the image, you can use the Upload button on this page to complete the software upload. Access a summary view of current free and total space MB based on the most recent system backup. You can also select a specific administrator from this navigation pane to view backup history as associated with the selected administrator. The history lists labels, start and end times.
Additional information is provided in Backup and Restore. Use the Tools and Migration screen Downloads option to get the tools described in this section. Get zip files to perform a server-to-server migration of mail calendar, and contacts, from Microsoft Exchange or PST file to the Zimbra Collaboration Server.
Get zip files to perform a server-to-server migration of mail, calendar, and contacts from IBM Domino to the Zimbra Collaboration Server. Server name, port, other variables particular to an organization can be customized.
Customization replaces all instances of the Zimbra product name and logo. The Search screen displays the Search results from queries made in the Search field in the Administration Console header. When you open this page without entering a search query, All Results is the default search, which displays accounts, domains, and distribution lists in the Content pane. The auto-completion function allows you to enter a partial name, then select a searchable name from the displayed list of matched strings.
You can also use the Zimbra mailbox ID number to search for an account. However, to return a search from a mailbox ID, the complete ID string must be entered in the search. Search for a user by first name, last name, display name, or account ID number. You can search for administrators or delegated administrators only.
Search for accounts by the last login time. You can specify a data range to search. By default, this section includes predefined common search queries. You can also create and save your own queries. After you enter the query syntax, click Save Search and provide a name for the search. The search is then added to this Saved Searches section. At the Search field, use search options from the drop-down selector to define the type of search, as either accounts , distribution lists , aliases , resources , domains , class of service , or all objects.
Partial entries are allowed as search criteria, but a search based on mailbox ID must include the complete ID string. The Help Center is a reference of resources available from the online help and documentation, which you can access with the links provided in the Help Center screen. Use this page, also, to access community forums and to viewexpert responses to the top migration questions. Selection of a category from the Navigation pane typically results in tabular display of all managed objects for the selected category.
All tables display labeled columns in which to view information such as email addresses, display names, status, last logins, and descriptions if configured. Display ID details for the selection, similar to the example at right invoked from an Accounts row. Access the popup menu for a selected table row. The popup menus from a common table may differ from row to row, as demonstrated in the following examples.
Global administrators can create message s of the day MOTD that administrators view when logging into the Administration Console. The configured message displays at the top left of the Administration Console for each administrative login similar to the example below. To remove a message from view, click the Close button located alongside the message content. Use the zimbraAdminConsoleLoginMessage attribute, with guidelines in this section, to create a single message of the day, or to create multiple messages to be displayed.
Use the zimbraAdminConsoleLoginMessage attribute, with guidelines in this section, to delete a single message of the day, or to delete multiple messages.
Place a minus sign - before the attribute, and double quote marks at the beginning and end of an individual message to be deleted.
This section provides birds-eye views of the functions you can use when navigating the Administration Console, in the following topics:. You can select options to perform on a selected entity from the navigation pane from the Gear icon or a topical popup menu. The Gear icon is always located at the upper right edge of the page view if pertinent to selectable items in the displayed page. To view the available options, highlight a topic at the navigation pane or in the page view: In the popup, the options that are not applicable to your selection are desensitized: other displayed options can be used with your selection.
The following example demonstrates Gear options based on selection of a navigation bar topic, versus a table row entry from within the same page view.
The following table provides a high-level view of the operations derived from the Gear icon, which vary for particular functions. The following example demonstrates the popup options provided from a specific selection in the page view.
A wide range of Configuration options are logically grouped into containers in the Administration Console. Applicable configuration options inside these containers are listed in the High-level View of Administration Console UI.
By default, all containers in a page are opened expanded. The ZCS components are configured during the initial installation of the software. After the installation, you can manage the following components from either the Administration Console or using the CLI utility.
Help is available from the Administration Console about how to perform tasks from the Administration Console. Global Settings apply to all accounts in the Zimbra servers. They are initially set during installation.
You can modify the settings from the Administration Console. Configurations set in Global Settings define inherited default values for the following objects: server, account, COS, and domain. If these attributes are set in the server, the server settings override the global settings. Configuration of company name display for external guest log on, when viewing a shared Briefcase folder.
View of current Zimbra license information, license updating, and view the number of accounts created. Use the General Information screen to view and set global parameters for servers that have been installed and enabled. The maximum number of GAL results returned from a user search. This value can be set by domain: the domain setting overrides the global setting. Number of threads used to fetch content from remote data sources. The duration of time that the server should "rest" between purging mailboxes.
If the message purge schedule is set to 0, messages are not purged, even if the mail, trash and spam message life time is set. Global email attachment settings allow you to specify global rules for handling attachments to an email message. You can also set rules by COS and for individual accounts. When attachment settings are configured in Global Settings, the global rule takes precedence over COS and Account settings.
See Blocking Email Attachments by File type for information about this section of the screen. Users cannot view any attachments. This global setting can be set to prevent a virus outbreak from attachments, as no mail attachments can be opened. Email attachments can only be viewed in HTML. This global setting states the COS sets the rules for how email attachments are viewed.
You can also reject messages with certain types of files attached. You select which file types are unauthorized from the Common extensions list. You can also add other extension types to the list. Messages with those type of files attached are rejected.
By default the recipient and the sender are notified that the message was blocked. If you do not want to send a notification to the recipient when messages are blocked, you can disable this option.
Use options from the MTA page to enable or disable authentication and configure a relay hostname, the maximum message size, enable DNS lookup, protocol checks, and DNS checks.
The MTA that the web server connects to for sending mail. The default port number is The Relay MTA for external delivery is the relay host name. If this attribute is not set, the domain MX setting is checked against zimbraSmtpHostname.
MTA Trusted Networks. Configure trusted networks that are allowed to relay mail. If this option is disabled, set a relay host in the Relay MTA for external delivery. If Allow domain administrators to check MX records from Administration Console is checked, domain administrators can check the MX records for their domain.
If Enable Milter Server is checked, the milter enforces the rules that are set up for who can send email to a distribution list. You can enable the X-Originating-IP header to messages checkbox. The X-Originating-IP header information specifies the original sending IP of the email message the server is forwarding. With POP3, users can retrieve their mail stored on the Zimbra server and download new mail to their computer.
One domain is identified during the installation process. You can add domains after installation. From the Administration Console you can manage the following domain features. A domain can be renamed and all account, distribution list, alias and resource addresses are changed to the new domain name.
The CLI utility is used to changing the domain name. See Renaming a Domain. This is commonly used for sharing. See Setting up a Public Service Host. If your MX records point to a spam-relay or any other external non-Zimbra server, enter the name of the server here. The domain status is active in the normal state. Users can log in and mail is delivered. Changing the status can affect the status for accounts on the domain also. Domain status can be set as follows:.
Active is the normal status for domains. Accounts can be created and mail can be delivered. When a domain status is marked as closed,Login for accounts on the domain is disabled and messages are bounced. When a domain status is marked as locked,users cannot log in to check their email, but email is still delivered to the accounts.
When the domain status is markedas maintenance, users cannot log in and their email is queued at the MTA. When the domain status is marked assuspended, users cannot log in, their email is queued at the MTA, and accounts and distribution lists cannot be created, deleted, or modified. This is the URL that is used when sharing email folders and Briefcase folders, as well as sharing task lists, address books, and calendars. When users share a Zimbra Collaboration folder, the default is to create the URL with the Zimbra server hostname and the Zimbra service host name.
The attributes are generated as follows:. The attributes to be used are:. External directory servers are used for GAL lookups. When you configure an external GAL, you can configure different search settings and sync settings. Maximum number of search results that can be returned in one GAL search.
If this value is undefined here, the system will use the value defined in Global Settings. On subsequent syncs, the account is updated with information about new contacts, modified contacts, and deleted contacts.
A GAL sync account is created for the domain when an internal or external GAL is created, and if you have more than one mailbox server, you can create a GAL sync account for each mailbox server in the domain.
The client stores this and then uses it in the next GalSyncRequest. The sync intervals can be in x days, hours, minutes, or seconds. The polling interval is set for each data source. I want only accept mails from domains bbb. We analyzed Zimbra. In de volgende stappen laten we je zien hoe je Zimbra kunt instellen op een Android telefoon. Ga naar Instellingen op je Android telefoon. Via het tabblad You may choose not to allow remote connections to all of the external ports depending on which services you want to make available.
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