Using Netconf Test Tool as detailed in OpenDayLight Cookbook together with Beryllium SDN Controller, version here is slightly more up to date, you might find this through Google otherwise download from Dropbox here:
https://www.dropbox.com/s/a66kdw1g7pf...
Execute test tool java application in Ubuntu:
java -jar netconf-testtool-1.0.4-Beryllium-SR4-executable.jar --device-count 1
Using tool to provide a Netcoonf node (target) for interrogation through OpenDayLight Yang Visualizer, Yang UI and Postman
Uses a variety of PUT, GET and DELETE methods.