Setting up HTTP digest Authentication with SOAP UI

I'm new to SOAP UI and need inputs for implementing HTTP Digest authentication with SOAP UI tool. As per the URL: http://blog.smartbear.com/soapui/how-to-use-digest-http-authentication-in-soapui/ I understand it will work. However, I'm looking for more inputs wherein how exactly it will work. Could somebody please provide required help? Thanks, Abhijeet Vaidya.