IP-Telefonie: Bereitstellung von VoIP-Protokollen und IMS-Infrastruktur von Olivier Hersent
162,96 €
Hersent is now an independent consultant. by Olivier Hersent. He now manages Actility, provider of IMS based M2M and smartgrid infrastructure and applications. Olivier Hersent, Consultant, France. Author Olivier Hersent.
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