The ROS-I robot support packages are a new convention followed for industrial robots. The aim of these support packages are to standardize the ways of maintaining ROS packages for a wide variety of industrial robot types of different vendors. Because of a standardized way of keeping files inside support packages, we don't have any confusion in accessing the files inside it. We can demonstrate a support package of an ABB robot and can see the folders and files and its uses.
We have already cloned the ABB robot packages and inside this folder we can see three support packages that support three variety of ABB robots. Here we are taking the ABB IRB 2,400 model