Engineering the GRX (GPRS Roaming eXchange) - 2 hours
This module describes the rational behind the GRX in terms of worldwide access, security, reliability and scalability. It explores the structure of commercial, wide area, IP networks and the typical security and routing protocols employed within this environment. It is designed to supplement the GRPS System Engineering and UMTS System Engineering Tutorials enabling engineers who are working in this area to gain a firm understanding of the modern mobile packet switching architecture as well as a detained insight into the requirement for, and operation of, the GRX. |
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