New trends and rapid technological advances in IT and telecommunications are changing the way telecom networks are designed, deployed and managed. The list of innovations driving the continuously increasing demand for bandwidth is long. Mobile end-user devices are becoming smarter, rich media content such as video is commonly adopted for business and private consumption, applications are increasingly implemented in a network-based fashion and are pushed into the cloud, social media became part of our daily lives – and many more. Consequently, the architecture of the Internet has changed as well over the last years. Widely spread usage of e-mail, e-commerce, search engines, social networks and cloud computing are only a few examples driving this change.
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