Ключевые слова: advice, angle, answer, appliance, assistance, business, busy, cable, call, classic, communication, communications, connect, connecting, connection, contact, cord, customer, desk, device, global, handset, help, helpdesk, helpline, hold, hook, info, low, network, nobody, off, offline, on, on hold, out, personal, phone, receiver, service, solution, support, telecommunication, telephone, telephone receiver, unavailable, view, wait, waiting, white,