A network performance monitoring system uses a plurality of user modules, each user operating on a unique user machine coupled to one or more provider servers and an experience test server for collecting data from the plurality of user modules. The collected data includes at least one performance datum...http://www.google.fr/patents/US6970924?utm_source=gb-gplus-shareBrevet US6970924 - Methods and apparatus for monitoring end-user experience in a distributed network
Methods and apparatus for monitoring end-user experience in a distributed ...