$ sudo apt-get update
$ sudo apt-get install eclipse-ptp-rdt 

eclipse-ptp-rdt is installed in your system.

Make ensure the eclipse-ptp-rdt package were installed using the commands given below,

$ sudo dpkg-query -l | grep eclipse-ptp-rdt *

You will get with eclipse-ptp-rdt package name, version, architecture and description in a table

eclipse-ptp-rdt package basic information: