Lte traffic generation and evolved packet core epc network planning by dima dababneh, b. The epc is the latest evolution of the 3gpp core network architecture. A concatenation of policy decision function pdf and charging rules function. Simplified epc one mme and one sgw sgw and pgw in the same node no s5s8 interface focus on connected mode rrc connected, emm registered, ecm connected some important design choices nicola baldo the lena ns3 module 4.
Mobility management entity overview ciscomobilitymanagemententitymmeiscriticaltothenetworkfunctionofthe4gmobilecorenetwork, knownastheevolvedpacketcore epc. In this tutorial, participant will be getting introductory knowledge of mobile internet core gprs network with lots of demonstrations and explanatory graphs of how internet works for mobile network and than with detail comparison of lte epc network. Ralph stephen gibbs long term evolution lte is next generation mobile broadband technology, which promises to offer significantly higher data rates, better quality, and more economical. Note that ive kept it as simple as theoretically possible. Lte stands for long term evolution and it was started as a project in 2004 by telecommunication body known as the third generation partnership project 3gpp. Alcatellucent 5620 service aware manager release 8. Introduction to lte raj jain washington university in saint louis saint louis, mo 63. Long term evolution signaling flows and tutorials for lte protocol layers.
Mobile class targets 100 mbps with high mobility and nomadic local area class targets 1 gbpswith low. May 18, 2018 with an endgame defined by a dual mode core network for both 5g epc and 5g core. Feb 04, 2014 this presentation slides are intended to give detail introduction of lte epc network to the participants. It also includes multiple test cases based on ixias ixload application. Designing to evolving lte advanced pro and pre5g requirements practical deployment considerations dr. Executive summary this paper provides a comprehensive overview of the network architecture of a long term evolution lte system according to the release 8 version of the specifications. The presentation covers the imsi, guti, gummei, imeisv, rnti, tai and apn. Aug 09, 2018 evolved packet core epc is a framework for providing converged voice and data on a 4g longterm evolution lte network. Lte traffic generation and evolved packet core epc.
Lte epc fundamental part 1 lte telecommunication high. Numerical simulations are used to show the performance of the first release of lte, as well as assess the benefit of the key features. This video tutorial talks about lte architecture in detail to give holistic view of lte architecture. Umts evolved packet core epc network by the early architectural work for the system evolved 3gpp, two views on the implementation of mobility with the user plane and control plane protocols were pr. So many courses and books just bombard you with the theory. This volte tutorial covers volte voice over lte basics, types of volte which include volte using imsvoip and volte using csfbsrvcc. Volte tutorial this voice over lte beginners guide will help you to understand the fundamentals of ip based voice communication in the 4g lte network. The 3gpp evolution for the 3g mobile system created the new base station system, called evolved umts terrestrial radio access network eutran and a new core network, called evolved packet core epc as a result of two standardisation projects. The university of texas at arlington, 2010 supervising professor. This presentation slides are intended to give detail introduction of lte epc network to the participants. Lte and epc test an overview of test concept and tools for trials. Lte and epc testan overview of test concepts and tools for trials 3 specific lte test areas overview creating an overall framework for the testing, evaluation, and optimization of lte and sae is a large and complex topic this document provides a starting point that covers the topic at a relatively high level. The device or ue needs to let the core networks know that it is switched on and active. Yogendra shah, senior director, interdigital communications.
Lte epc fundamental part 1 free download as powerpoint presentation. Sc a thesis submitted to the faculty of graduate and postdoctoral affairs in partial fulfillment of the requirements for the degree of master of applied science in electrical and computer engineering. This document is originally edited by justin ma and it is free to share to everyone who are interested. Hence to support voice over lte there are two options.
Core network evolution from epc to 5g core made easy ericsson. Long term evolution evolved packet core lteepc ixia. Lte tutorial tutorial on lte basics rf wireless world. The document presents a general overview of lte technology market followed by a focused discussion on evolved packet core epc testing. Evolved packet core epc network equipment for long term. Lte and epc test an overview of test concept and tools for. Introduction to evolved packet core epc and evolved packet system eps 2. Introduction to lteepc eps network with comparison with. Lte tutorial covers data rates, ofdma, mimo, mobility. Evolved packet core epc network equipment for long term evolution lte toshiki hayashi long term evolutionevolved packet core lteepc is a system that will follow on from the 3g mobile system and mobile operators around the world are planning to use it. Main functionalities of each network node are discussed in detail along with examples. Where fragmented hybrid core networks can slow down 5g introductions, decrease agility and increase opex. Lte traffic generation and evolved packet core epc network.
Did you set your sights on telecommunication filed. It simulates the working of a typical epc for handling signaling and data traffic. A tutorial on the functionality on core network mobility jatinder jasbir singh, m. The tutorial on lte also covers lte protocol stack, lte physical layer, lte network architecture and so on. The epc and sgsn support mobility management between the lte and 3g access systems, and. Virtualized evolved packet core for lte networks vepc vepc is a simple virtualized form of long term evolution evolved packet core lte epc.
Myung 2 beyond 3g international mobile telecommunications imt2000 introduced global standard for 3g. This video provides an example of the registration procedure. Ofdm basics, lte channels, signaling procedures and mimo are covered. Release 8 was frozen in december 2008 and this has been the basis for the first wave of lte equipment. This tutorial will give you enough understanding on lte technology from where you can take yourself at higher level of expertise. Llttee qquuiicckk gguuiiddee llttee oovveerrvviieeww lte stands for long term evolution and it was started as a project in 2004 by telecommunication. The evolved packet core communicates with packet data networks in the outside world such as the internet, private corporate.
This document presents the lte network architecture as the first technical document of lte area. Ive been studying lte since about 20, but the last couple of months building and configuring lte components in the lab have taught me about as much as the prior years combined. Evolved packet core epc in 4g lte networks by telcoma. Indeed these contribute strongly to lte meeting its performance targets.
The lte network architecture strategic white paper 1 1. By selecting lte job as your career, you can surpass your limitations. The ns3 lte module by the lena project nicola baldo nicola. Frequency division duplexing fdd and time division duplexing tdd both paired and unpaired. It resides out of the lte network and connected to pdn gateway through sgi interface. Indeed, some operators have already started services with this latest technology. Eps is divided into two parts lte part which deals with the technology related to a radio access network eutran and epc part which deals with the technology related to a core network. Openairinterface 5g overview, installation, usage florian kaltenberger oai workshop, bupt, 27.
A logical node controlling qos see8 and charging in user data transfers. Policy and charging rules function pcrf in lte epc core. This keeps information about the users phone number, home network identity and security keys etc. Evolved packet core epc is a framework for providing converged voice and data on a 4g longterm evolution lte network. The contents of the present document are subject to continuing work within the. Nov 19, 20 part of my indevelopment course on the the evolved packet core. This tutorial emphasizes the impacts of ims over the eps access network. Lte core functions and service procedures core network functions. Epc integration with policy and charging architecture. The epc consists of mme, sgw, pgw and pcrf functions for performing authentication, mobility management, bearer control, charging and qos control. Core network cn, called evolved packet core epc in sae. Ghobad heidari, president, ghb intellect cary david snyder, mobile fronthaul architect, e2e5g.
Pdf lteepc system overview pawan shishodia academia. This goes over the eps in general, describing each component. A usim stores userspecific data very similar to 3g sim card. Long term evolution lte is the next generation 3gpp radio access network evolved umts terrestrial radio access network eutran system architecture evolution sae is the 3gpp next generation standard for mobile networks providing. Lte tutorial presentation lte presentation with audio narration. Increased bandwidth endtoend ip simplified architecture.
Consists of an evolved packet core epc and evolvedutran eutran. The lte network architecture computer science university of. That is why we have organized the lectures in a way that students can quickly understand concepts. Systems beyond imt2000 imtadvanced is set to introduce evolutionary path beyond 3g. Lte or long term evolution is defined as a base for highspeed wireless communications for data terminals and mobile devices that are based on the gsm, cdmawcdma, umtshspa, and edge. Lte both radio and core network evolution is now on the market. This article looks at the evolved packet core epc, the core network of the lte system, giving an overview of the architecture of the core network, describing some of its key elements. Sae system architecture evolution is the corresponding evolution of the gprs3g packet core network evolution. The highlevel network architecture of lte is comprised of following three main components. Moving 4g epc to the cloud lte long term evolution. The goal of simulating this example is to simulate the lte x2 based handover, and to explore the performance evaluation of a longrunning tcp. But they forget to explain, perhaps, the most important part. This course is designed to provide students with indepth information regarding lte epc architecture. Ltesae architecture is driven by the goal to optimize the system for packet data transfer.
Ericsson can simplify the core network evolution journey, from epc to 5g core. Introduction to evolved packet core to cvtdallas online. Technical overview of 3gpp lte indian institute of. The lte network called eps evolved packet system is an endtoend e2e all ip network.
Lte evolved packet core epc the lte epc consists of mme, sgw, pgw, hss and pcrf. Lte identifiers presentation lte signaling protocol define a large number of identifiers for ues, rabs and signaling endpoints. The module discusses the benefits and drivers behind moving to 4g lte solution from a service provider and customer perspective. Unleashing the potential of opensource in the 5g arena. This lte tutorial covers lte basics, lte features, lte air interface, lte channels and lte frame structure.
Enhancement of the utra optimisation of the utran architecture to ensure the continued competitiveness of the 3gpp technologies for the future lte was the first and only technology recognized by the next generation mobile network alliance to meet its broad requirements target deployment in 2010. As part of the upgrade an evolved packet core, epc was developed to ensure that the packet data was routed as efficiently as possible. A tutorial on the funtionality by jatinder jasbir singh. Wisdom jobs let you make decisions that benefit your longlife career. Simplified epc one mme and one sgw sgw and pgw in the same node no s5s8 interface. Lte is all ip based network and mainly designed for internetdata applications. Overview of lte radio interface and radio network architecture for high speed, high capacity and low latency special articles on xi crossy lte servicetoward smart innovation lte radio interface and radio network architecture high data ratehigh capacitylow latency 1. Epc also fulfills the requirements for security, qos. Lte specifications are very stable, with the added benefit of enhancements having been introduced in all subsequent 3gpp releases. The idea of ims is old, but after its deployment with lte users and operators can harness the true power of ims. No circuit switched components new approach in the interconnection between radio access network and core network imspdn epc eutran lteue.
Lte and epc testan overview of test concepts and tools. Do you want to work as professional at a high standard organization. It is the most widely deployed 3gpp technology and its adoption has been the fastest compared to its predecessors 2g, 3g. This section is an essential resource for 5g and lte application developers who want to learn how to quickly create user applications that produce, encode, decode, and process messages that conform to the 3gpp ts 24. In gsm, the architecture relies on circuitswitching cs. This lowers the network deployment and maintenance cost. Following diagram shows the functional split between the eutran and the epc for an lte network.
Alcatellucent assumes no responsibility for the accuracy of the information presented, which is. The presentations are accompanied with an audio narration. A more advanced epc architecture for lte reference 1. Lte or long term evolution is defined as a base for highspeed wireless communications for data terminals and mobile devices that are based on the gsm, cdmawcdma, umtshspa, and edge technologies. Enabling network programmability in lteepc architecture using openflow conference paper pdf available may 2014 with 1,216 reads how we measure reads. An outlook of the evolution of lte toward lte advanced and full imtadvanced capabilities complete the article. Epc components serving gateway sgw, pdn gateway pgw mobility management entity mme, policy and charging control function pcrf 4.
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