Patent ID: RE43046

Claim:
A maintenance system for maintaining a telecommunication installation using a maintenance server, said installation comprising equipment units, an installation management arrangement and a communication arrangement for communication between a network line and said equipment units and said management arrangement, said system comprising a portable assistance device that can be located in the installation, and can be moved between different telecommunication installations, but is autonomous with respect to the installation where the portable assistance device is located for entering (i) an identifier of said installation and a telecommunication address of said maintenance server on at least one of said management arrangement and said communication arrangement to enable calling of said maintenance server as a function of the entered address and (ii) information on at least one fault in the installation to enable said maintenance server to select a maintenance session as a function of said entered identifier of said installation and said fault information transmitted by said assistance device and to transmit instructions to said assistance device which shows the transmitted instructions to be executed in said installation.