Why is LTE IP based?

LTE uses IP-based network architecture, i.e. it sends and receives data in form of packets, even for voice calls . Hence, the IP is assigned when the user registers on the network. Reference from 3GPP-LTE overview: “The Evolved Packet System (EPS) is purely IP based.

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What is GPRS and GSM?

GSM stands for Global Systems for Mobile. GPRS stands for General Packet Radio Service . 2. GSM is a cellular standard for mobile phone communications to cater to voice services and data delivery using digital modulation where SMS has a profound effect on society.

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What is GPRS and its application?

GPRS stands for General Packet Radio Service includes a variety of new and unique services to the mobile wireless subscriber . A wide range of corporate and consumer applications are enabled by nonvoice mobile services such as GPRS will introduce those that are particularly suited to them.

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What is GGSN in UMTS?

The Gateway GPRS Support Node (GGSN) is the central element within the UMTS packet switched network . It handles inter-working between the UMTS packet switched network and external packet switched networks, and can be considered as a very sophisticated router.

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What are advantages of SGSN and GGSN?

SGSN helps in the services within a network , whereas GGSN helps in the gateway outside the network. Also, the Packet Control Unit or PCU is present in the network that helps to determine where the data should be routed. It is either given to packet-switched or circuit-switched networks in the system. 3.

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