Italiano
Sistema telefonico ferroviario
Classificazione: Sistema ferroviario e metropolitano Release Time： 2022-05-11 Pageviews：15569
The emergency telephone system is an IP emergency system specially set up in the subway. The emergency system is a complete set of communication systems. The communication system centrally manages the emergency help point of the platform, the waterproof anti-electromagnetic interference telephone in the tunnel, and the intercom of the subway elevator. The intercom uses the IP PBX system to host all IP intercoms using the IP PBX server.
tag: Sistema telefonico di emergenza GSM, Un telefono nella stazione della metropolitana, protezione telefono impermeabile, smartphone per operai edili
Precedente:
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Prossimo:
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