Home
HCL Sametime® Administration Guide 12.0.1
Administering
This section provides information on administering on Sametime environments.
Managing policies
Sametime policies allow administrators to control user access to features.
Mobile client policies
While many user policies are available in the Sametime ecosystem, only a subset of these policies apply to the mobile clients. This section describes the policies and configurations available to the said clients.
Security policies
Every internet service that you use or provide poses risks to your system and the network to which it is connected. Your security policy defines what you protect. This section describes the security policies and configurations available to you.
Generating link previews on chat
By default, Sametime automatically generates link previews for messages containing links to websites. Edit this policy to fit your business needs.

HCL Sametime® Administration Guide 12.0.1
- Accessibility features for Sametime
  Accessibility features help users who have a disability, such as restricted mobility or limited vision, use information technology products successfully. HCL® strives to provide products with usable access for everyone.
- What's new
  HCL Sametime and HCL Sametime Premium 12.0.1 provide many new features, enhancements and fixes to servers and clients. Additional releases to version 12.0.1 also provides updates to the product.
- Planning
  This section describes the system requirements and server configurations needed for HCL Sametime and HCL Sametime Premium.
- Installing
  This section provides information on installing the servers for Sametime and Sametime Premium.
- Configuring
  This section provides information on configuring the HCL Sametime server. Configuration tasks are dependent on the deployment environment.
- Securing
  This section provides information on securing your HCL Sametime environments.
- Administering
  This section provides information on administering on Sametime environments.
  - Managing Sametime clients
    This section provides information on managing Sametime clients.
  - Managing file transfer data
    As with meeting recordings and reports, files that are shared in the chat are stored in a Docker volume or a Kubernetes persistent volume. By default, you can download these files within 90 days.
  - Testing Sametime chat and meeting clients
    This article assumes that you have successfully installed and configured Sametime or Sametime Premium.
  - Starting and stopping the Sametime server
    Starting and stopping the Sametime server involves starting and stopping the Sametime services running in the container management system.
  - Starting and stopping MongoDB
  - Managing policies
    Sametime policies allow administrators to control user access to features.
    - Policy behaviors
      You can assign anonymous, default, or custom user policies to users or groups to allow or restrict access to certain Sametime features. Sametime uses policy weights and group nesting levels to determine which policies take precedence.
    - Policy management
      In previous versions of Sametime there was a graphical user interface available to configure policies. In Sametime 12.0, configuring policies are done in the policies.user.xml file, which is located on the Sametime server.
    - Sametime policy IDs
      This section describes the policies and configurations available in the Sametime deployment.
    - Mobile client policies
      While many user policies are available in the Sametime ecosystem, only a subset of these policies apply to the mobile clients. This section describes the policies and configurations available to the said clients.
      - General policies
        General policies apply to all clients. This section describes the unique response of the mobile client to these policies.
      - File transfer policies
        Sametime allows users to download files through links in the chat. Mobile support has also been added for this new functionality.
      - Security policies
        Every internet service that you use or provide poses risks to your system and the network to which it is connected. Your security policy defines what you protect. This section describes the security policies and configurations available to you.
        Generating link previews on chat
        By default, Sametime automatically generates link previews for messages containing links to websites. Edit this policy to fit your business needs.
        Enabling self-signed certificates
        By default, Sametime does not allow the use of self-signed certificates for mobile connections to the Sametime server. Due to security and compliance issues, users must first acknowledge the risks before being able to make any changes to this policy. Edit the following policy to fit your business needs.
        Requiring password entry at login
        As an administrator, you can select the type of authentication scheme employed on your environment. Edit the following policy to fit your business needs.
        Copying and pasting of chat content to external applications
        Depending on your organization's security policy, you can restrict users from copying chat content to the clipboard and sharing outside of the application. Edit the following policy to fit your business needs.
        Exporting and saving contacts on your mobile device
        As an administrator, you can control how your contact list is managed. Edit the following policy to fit your business needs.
        Managing mobile client connections
        As an administrator, you can manage the use of the mobile clients if the connection poses risks to your system and the network to which it is connected. Edit the following policy to fit your business needs.
    - Changing a user policy’s weight
      Each Sametime policy has a weight assigned to it. The weight should be unique. When assigning a weight to a policy, please ensure the weight is unique on each policy and not duplicated.
    - Assigning users and groups to policies
      Policies can be assigned to users or groups. Policy configuration is done inside the policies.user.xml file.
    - Allowing or restricting custom policies for Sametime clients
      Optionally allow or restrict features for clients by creating exception rules for the policy service in the policyExceptions.xml file.
  - Configuration files
    Configuration files maintain information used by the Sametime server for various reasons.
  - Enabling multi-tenancy
    Multi-tenancy allows multiple organizations to be part of the Sametime community. With multi-tenancy, Sametime users can chat, add users and groups to contact lists, and have awareness of users in their organization or in other organizations that are configured to be visible to them.
  - Using the Sametime Database utility
    The Sametime Database utility is used to synchronize the information with that of the Sametime server database.
  - MongoDB
    This section provides information relating to administering MongoDB.
  - Managing Sametime Meetings
    This topic explains the features you can enable or disable for meetings. Currently, the settings that you can change are global settings that apply to the entire server. User policies cannot control the settings.
- Troubleshooting
  This section provides information on troubleshooting and supporting Sametime environments.
- Uninstalling Sametime
  In the event that Sametime must be removed, follow the procedure for the platform that Sametime is installed on.
- Migrating and Upgrading
  This section provides information on migrating data from an earlier release to Sametime 12.
- Notices

Generating link previews on chat

By default, Sametime automatically generates link previews for messages containing links to websites. Edit this policy to fit your business needs.

Policy id = im.urlPreviewEnabled, Default Setting: ON

By default, Sametime establishes a connection with the website to query the metadata and generate link previews on the chat. Turn this policy off to disable this feature.

Rate this topic

5 stars 4 stars 3 stars 2 stars 1 star

Comment on this topic.

By clicking this box, you acknowledge that you are NOT a U.S. Federal Government employee or agency, nor are you submitting information with respect to or on behalf of one. HCL provides software and services to U.S. Federal Government customers through its partners immixGroup, Inc. Contact this team at https://hcltechsw.com/resources/us-government-contact. Do not include any personal data in this Comment box. Note: To report a problem or question about the product software, do not use this form. Instead, go to the HCL Software Support site.