or the benefit of a reference ISP (10) having a number of users (C), connectivity evaluations on a data communication network are performed in relation to one or more ISPs of interest (12, 14). Upon selecting a plurality (T) of autonomous systems (AS) capable of forming a traffic source and/or destination...http://www.google.de/patents/US20050283527?utm_source=gb-gplus-sharePatent US20050283527 - Method and a system for performing connectivity evaluations on data communication networks and related information technology product