Business-Telekommunikationssysteme: Ein Leitfaden für die Auswahl der besten Technologien und Dienste...
53,77 €
Business Telecom Systems : A Guide to Choosing the Best Technologies and Services, Paperback by Peterson, Kerstin Day, ISBN 1578200415, ISBN-13 9781578200412, Like New Used, Free P&P in the UK For anyone involved in buying and managing telephone systems, this book brings clarity to the confusing array of products and services (like voicemail, interactive voice response, fax-on-demand, T-1, DSL, etc
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