Ключевые слова: access, administration, agent, answer, black, broadband, business, buttons, call, callcenter, center, client, company, computer, control, customer, desk, dial, earphones, engineer, fair, headphones, headset, help, helpdesk, helpline, hot, hotline, job, laptop, line, machine, modern, network, office, operator, phone, pressing, provider, reception, response, service, solution, station, support, system, technology, training, voice, voip,