Welcome
Installation
Everything you need to know to install HCL Link.
Linux installation
You have the choice of three installation types: Native, Docker, and Podman.
Native installation
Procedures for installing Link using the Native installation.
System Configuration
The documentation provided here describes how to configure the Link Native installation.
Temporary directory mounting options
Temporary directory mounting options are provided here.

Introduction
Congratulations on your selection of HCL Link as your data integration solution!
What's new
Learn about the new and changed functions and features in HCL Link version 1.3.2.0.
Release notes
Read the latest release specific information for HCL Link version 1.3.2.0.
System requirements
A complete desciption of the hardware and software requirements for both Windows and Linux systems.
Installation
Everything you need to know to install HCL Link.
- Windows installer
  This documentation describes how to install the HCL Link using the Windows Installer.
- Linux installation
  You have the choice of three installation types: Native, Docker, and Podman.
  - Link Utility
    After you extract the HCL Link package, you can interact with the Link script to begin installation.
  - Native installation
    Procedures for installing Link using the Native installation.
    - Prerequisites
      Prerequisites for the Native installation.
    - System Configuration
      The documentation provided here describes how to configure the Link Native installation.
      - Temporary directory mounting options
        Temporary directory mounting options are provided here.
        Changing the mount option for /tmp
        Check to see if the /tmp directory is mounted with noexec by running the following command from a command window.
        Changing the Link temporary directory
        To change the HCL Link temporary directory, complete the following steps:
    - Installation procedures
      These instructions describe how to perform a Native installation.
    - Manually updating Apache Tomcat 9 for the Link application
      This procedure defines the steps to manually update the installed Apache Tomcat 9 software for the Link application. If the currently installed version of Apache Tomcat 9 has a security issue that is resolved in a later version, you can follow these steps to update it.
  - Docker installation
    Procedures for installing Link using the Docker installation.
  - Podman installation
    Procedures for installing HCL Link using the Podman installation.
  - Troubleshooting
    Documentation to describe how to troubleshoot an installation.
- The Link configuration file config.yaml
- Using the OneDB wire listener as a MongoDB server
  The OneDB wire listener may be used in place of a MongoDB server when it is suitably configured.
- Link Cosmos DB Integration
- Customizing the Trace
- HCL Link design data
  The documentation provided here describes data backup, data restoration, and data migration of HCL Link design data.
- Configuring SSL certificates for Link
  After installing Link, setup the custom SSL certificates for the Link web UI and the Link runtime application server.
Administration
Here you will find the tasks that are required for administration of your HCL Link product.
Projects
A project is a container for HCL Link artifacts.
Services
Service definitions define REST services and the endpoints of a service. This guide provides step-by-step instructions for creating, importing, and managing services using the system interface, following Microsoft standards.
Connectors
This documentation describes the connectors and how they are used.
Packages
Servers
This documentation contains a description of the server groups and servers.
Variables
The variables described here include Configuration variables, flow variables, and cache variables.
Dashboards
A description of HCL Link dashboards, including the Server dashboard and the Kibana dashboard.
Runtimes
Descriptions of Link runtime services.
Resource Adapters
About the HCL Link Resource Adapters, and how to use them.
Cloud Native Link
Cloud Native Link refers to the HCL Link product installation on a Kubernetes cluster.
Reference
This documentation provides HCL Link reference information.
Notices

Temporary directory mounting options

Temporary directory mounting options are provided here.

The system must not mount /tmp using the noexec option. If the system does mount /tmp using the noexec option, follow one of the two options listed here.