Welcome
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.
Customizing the installation
HCL Link customization instructions.

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 1.3.0.0.
Release notes
Read the latest release specific information for HCL Link version 1.3.0.0.
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.
  - Link Server Components
    The Link windows installation has the following components:
  - Installation prerequisites
    If you have a previous version of Link installed, you must uninstall it completely. Link windows installation does not support multiple Link installations on a single computer.
  - Installation procedures
  - Starting and Stopping Link application
    After Installing, to start and stop Link , follow the steps:
  - Accessing Link
    Instructions for accessing the Link.
  - Customizing the installation
    HCL Link customization instructions.
  - Customizing the Redis and Link Databases
    HCL Link installation includes Redis server. If you want to use a preinstalled Redis server, you must customize your Link installation.
  - Customizing Link URL and Selecting HTTPS protocol
  - Uninstalling Link
    Instructions for uninstalling Link.
  - Troubleshooting the installation
    In the case of Link Install/Start/Stop errors, review the log files from this folder:
  - Troubleshooting Link installation process
    If Link installation fails, verify that ports listed in the table are available on your machine.
  - 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.
- Linux installation
  You have the choice of three installation types: Native, Docker, and Podman.
- 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.
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.
Reference
This documentation provides HCL Link reference information.
Notices

Customizing the installation

HCL Link customization instructions.

Link customization can be performed by editing settings in the file:
c:\HCL\Link_<version umber>\config\config.yaml

Review the file content for detailed description of all customization options.