Iskani niz je bil najden v PREVODIH:
Telefonzentrale
en switchboard, telephone central office, telephone exchange office, telephone exchange, telephone switchboard
Vermittlung
en arbitration, arrangement, attendant, central exchange, exchange, intermediation, intervention, mediation, negotiation, operator, placement, reconciliation, settlement, switchboard operator, switchboard, switching in telecommunication, switching-in, switching, telephone exchange, telephone switching center, telephone switching centre
Vermittlungsplatz
en operator’s position, switchboard position, switchboard, telephone switchboard