1. Method for monitoring a service ( 85 ) that includes at least one technical component ( 86 ) defined according to one of several possible technologies, characterized in that it comprises: a description (S 1, Annex 1 ), produced in a modeling language in object-oriented technology (UML, XML) and independent of said technologies, of the structure of a service model ( 80 ); the construction (S 4, Annex 2 ) of a service model ( 80 ) from the description of said structure; the construction (S 7 ) of the service ( 85 ) from the service model ( 80 ); and the monitoring of the service thus constructed.