Provenance Asset Group LLC

Antoine Gondel

Pierre-Henri Gross

The invention relates to a method for performing a capability discovery. The method is implemented by a home server () and comprising the steps of:&#x2014;receiving (), from a user terminal (), a principal discovery request () comprising a complete contact list,&#x2014;from the complete contact list, determining () which contacts are locally known, and which contacts are locally unknown,&#x2014;generating a limited contact list containing all contacts that are locally unknown,&#x2014;sending () a plurality of secondary discovery requests () comprising the limited contact list to a plurality of remote servers (),&#x2014;receiving (), from each remote server (), a notification () containing information about contacts contained in the limited contact list,&#x2014;sending (), for each unknown contact by the home server () and the plurality of remote servers (), a back-end subscription to a home IMS core ().

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Nozay, France

Antoine Gondel