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EPC and 4G Packet Networks, 2nd Edition by Catherine Mulligan, Magnus Olsson

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Chapter 4

Data Services in EPS

EPS is a faster, lower latency mobile broadband solution. In contrast to previous generations of core networks of mobile broadband, LTE and EPS were designed primarily with IP connectivity and data services, rather than just voice services in mind. There were several reasons behind this change. This chapter covers these changes from the perspective of data services, while Chapter 5 covers voice services.

First, when GPRS and WCDMA were originally developed during the 1990s, it was not clear what data services end-users would want or that would be successful on a mobile operator’s network. Uptake of data services developed on GPRS actually took a very long time – Wireless Access Protocol, or WAP, is one example of ...

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