One of the systems with which you can communicate in InterFormNG2 is Infor System-Link.
For doing that you need to define a configuration which you can setup if you are signed on to a tenant and then select Settings in the top ribbon:
Then you select Infor System-Link on the left in the Workflow section:
Now you see the configuration screen as below:
You can add multiple System-Link instances, if you click the '+' icon in the top ribbon of the this window. The additional instances are then shown as new tabs in the top ribbon. The fields are:
This is the InterFormNG2 name reference for this instance. This can later be referenced in the System-Link workflow components: Infor System-Link request and Create attachment with Infor System-Link.
Specify the full URL to the System-Link servlet. This typically starts with https:// and ends with "/SystemLink/servlet/SystemLinkServlet".
Specify the environment ID of the environment to use.