Radio access network core network gsmgprsbased utran ue iu cs uu iur pstn bs rnc msc vlr gmsc hlr iub 3gpp rel. Next generation core architecture introduction by telcoma global. A next generation enterprise network extends beyond the lan or onsite data centre to include the entire corporate campus, remote sites, branch offices, homebased and mobile workers, all devices covered under byod policies, as well as systems operated by select groups of trusted partners, suppliers, clients, and other stakeholders who. The nextgeneration network ngn is a body of key architectural changes in telecommunication core and access networks. Section 212 of the federal aviation administration modernization and reform act of 2012, public law 11295, calls for an examination by the national research council nrc of the next generation air transportation systems nextgens enterprise software development approach and safety and human factor design. Our characterization of the ngn access, speed, and flexibility. A nextgeneration network architecture is a network architecture that is lower latency, automated, simpler to manage, easier to configure, self aware, with high throughput.
A new generation of architects is pushing digital technology to its limits and continues a tradition of organic architecture, often labeled blobitecture. Standards organization such as itu and etsi, are the primary. Pdf newnext generation networks aim to provide mutual trusted ip based networks for a. A next generation architecture for business services. Pdf nextnew generation networks services and management. Users location known dmh cdma cs network wifi network ims core network user can originate and received calls on. Solving the challenges of cellular ran management with next generation son. Next generation network ngn services 2 a telcordia technologies white paper j. On the design of next generation network architecture for. Resource sharing calls for standards for server, storage. In the network access scenario the satellite network resides at the access portion of the broadband network. Nextgeneration network architecture led by information.
The internet was originally aimed at sending and receiving data between host computers. The new enterprise it landscape of cloud services, mobility and byod, social media usage and big data analytics creates very different types of. Next generation mobile wireless internet technology. This may include mobile networks gprs, 3g, hsdpa and wireless technologies.
Dynamic virtualization, multitenancy, and automation create new security headaches and demand a different approach to protecting infrastructure and data. The internet architecture is based on a simple idea. Nextgeneration networks proceedings of csi2015 daya k. Circuit switched approach, complex network not seamless, internet protocols dont work circuit voice, packet data no interactive data support, no qos support expensive to end users is 2. The commercial benefits of efficient and flexible network services do not come for free and bring new challenges to. Carlos urrutiavaldes is a member of technical staff in the advanced wireless and optical network modeling and optimization group of bell labs in murray hill, new jersey.
A systems approach, fifth edition, will teach you what building materials you will need to construct a network from scratch. The key design methodology is based on intuitive demand forecasting, a snapshot of the existing network infrastructure and systematic assessment of the public switched telephone networktonext generation network migration principles. He is a senior member of the ieee and has numerous publications. Jan 08, 20 next generation network and next generation access network are network technologies that designed to replace traditional switched telecommunication networks, such as telephone networks, cable television networks, mobile networks etc. This new network is called the next generation network. Main report and annexes question 262, study period 20102014 migration from existing networks to nextgeneration networks for developing countries. Given the pace of change, this edition of the handbook provides a snapshot of information for city leaders. Applications hosted in todays data centers suffer from internal fragmentation of resources, rigidity, and bandwidth constraints imposed by the architecture of the network connecting the data centers servers. It is the convergence of service provider networks that includes the public switched telephone network, the data network the internet, and, in some instances, the. Pdf convergence and next generation networks researchgate. First generation systems 1950s 1960s middle generation systems 1960s 1970s pre. The key design methodology is based on intuitive demand forecasting, a snapshot of the existing network infrastructure and systematic assessment of the public switched telephone network to next generation network migration principles. Next generation converged network architecture and applications.
Nextgeneration architecture tools are now taking a holistic approach to supporting the transformation needs of the organization holistic in the sense. Request pdf nextgeneration internet architecture this chapter discusses why ongoing trends in networking point toward the need for a new network architecture to replace the current internet. Next generation enterprise campus networks network. A few architects in the predigital era anticipated the shape of todays sleek and supple buildings, but computers have helped make many of todays large, truly innovative architectural. Next generation mobile wireless internet technology rajiv laroia cto flarion technologies. A new architecture of next generation wanem swaswati goswami1, hemanta kumar kalita, munmi upadhyay, bijoy sankar rajkumar and kanhaiya thakur dept of information technology, school of technology north eastern hill university, shillong india793022 1 email. The general idea behind the ngn is that one network transports all information and services voice, data, and all sorts of media such as video by encapsulating these into ip packets, similar to those used on the internet. Architectures for the future networks and the next. Conventional architectures statically map web services to ethernet vlans, each constrained in size to a few hundred servers owing to control plane overheads. The internet protocol is the most significant integration factor because it is available globally and, at least in principle, it can use almost all the services and applications in all the networks. The fourth chapter includes a detailed discussion related to endtoend system architecture, and the 5g core 5gc, network slicing, service continuity, relation to epc, network. Solving the challenges of cellular ran management with nextgeneration son. The ext generation etwork is a future based network providing next generation services such as iptv, online gaming, video on demand etc, based on ip protocol in the presence of core network.
For this reason, itu should continue to engage in formal partnerships with outside partners, who can provide resources and tools for, inter alia, network design, planning and monitoring, in tune. The ultimate goal was to establish a next generation network architecture to ensure effective communication and the company growth. Software defined wireless network architecture for the. To meet an increasingly diverse set of usage profiles, mobile network operators are building heterogenous radio access networks that combine macro, small cell and wifi technologies from different vendors across 2g, 3g and 4g. The itut has started its work on ngn in 2003 by creating the socalled joint rapporteur group on next generation network jrgngn, which targeted to study several main subjects such as. Digital transformation depends upon nextgeneration. Interoperability of services and networks in ngn y.
Next generation networks architecture and layered endtoend. Nov 06, 2015 nextgeneration architecture tools are now taking a holistic approach to supporting the transformation needs of the organization holistic in the sense that such tools combine ea, ba, and other. Next generation network and next generation access network are network technologies that designed to replace traditional switched telecommunication networks, such as telephone networks, cable television networks, mobile networks etc. Nextgeneration carriers network architectures, economics. The changing face of the network why it is changing and how. It explores the requirements that different applications and communities place on the network, introduces network architecture basics and. A core network architecture divided into three layers. Nextgeneration internet architectures and protocols.
Architectures for the future networks and the next generation. Part of the lecture notes in computer science book series lncs, volume 3758. Nextgeneration network ngn is a new concept and becoming more and. Question 1912, study period 20062010 strategy for migration from existing networks to nextgeneration ngn for developing countries. This free networking pdf, foundation, chapter 1 from the computer networks. A unique and shared core network for all types of access and services. Pdf network programmability and automation skills for. Feb 21, 2016 a next generation network architecture is a network architecture that is lower latency, automated, simpler to manage, easier to configure, self aware, with high throughput. Internet generation 1970s up to 1990s internet generation web 1. Download full 5g nr the next generation wireless access technology book in pdf, epub, mobi and all ebook format. It enables unfettered access for users to networks and to competing service. How to build nextgeneration data center infrastructure. Next generation network architecture linkedin slideshare.
A guide to building serviceoriented networks to differentiate and grow your business understand the changing landscape of the telecommunications industry. In addition, this ip packet must carry an address defined with sufficient generality in order to identify each computer and terminals scattered throughout the world. Gallon et al next generation access architectures and distributed msan concept the services environment, for example can the network operator offer a credible tv and video service or is it limited to broadband and voice services. On the design of next generation network architecture for a. The next generation network access architecture for mobile technology. Towards a next generation data center architecture.
Also, newer paradigms of networking with content delivery as the centre of the architecture rather than connectivity between hosts as in the current architecture is discussed. Elearning course on next generation network ngn in. Next generation means intelligent devices capable of improving. The commercial benefits of efficient and flexible network services do not come for free and bring new challenges to msos. However, developments in recent years have led to it being used as a distribution system for information such as video and music data. A next generation architecture for business services delivery. To meet an increasingly diverse set of usage profiles, mobile network operators are building heterogenous radio access networks that combine macro, small cell and wifi technologies. A usercentric, rolebased access architecture for wired, wireless and remote access the next generation of access networks must focus squarely on users, their devices and their applications not infrastructure or ports. It works closely with content providers and utilizes network intelligence to optimize the traffic path. A nextgeneration architecture for cable operator networks based on softwaredefined. It also means an entirely new range of connectivity options, including wireless disconnected connectivity. A nextgeneration network ngn is the term given to describe a telecommunications packetbased network that handles multiple types of traffic such as voice, data, and multimedia. Users should have simple, secure network access regardless of where they work or roam. The next generation network ngn is a body of key architectural changes in telecommunication core and access networks.
First, we survey some of the more progressive and interesting ideas in smal. Ngns are commonly built around the internet protocol. Ngn is developed around the concept of packet switching as in internet. The next generation network connectivity handbook gigu. Crimi telcordia technologies next generation networks this paper, an ngn can be thought of as a packetbased network where the packet switching and transport elements e. Development of packet mode transport ip flow transport in native ip, or on atm in the short term with a progressive convergence to ip. Dec 09, 2014 the itut has started its work on ngn in 2003 by creating the socalled joint rapporteur group on next generation network jrgngn, which targeted to study several main subjects such as. A new architecture for an internet, david clark, steve bellovin, bob braden, noel chiappa, ted faber. Next generation converged network architecture and. A network architecture represents a set of deliberate choices out of.
Ngn architecture next generation network architecture is designed to be the infrastructure of the future telecommunication networks and services, and meet the new requirements due to emerging of number of services and applications broadband, iptv, multimedia etc. Papers of interest developing a next generation internet architecture, bob braden, david clark, et al. Our forecast for the nextgeneration network architecture access, transport, and control. An example of such an architecture is the internet 3.
Network architecture gateway cellular air interface pstn gateway endtoend ip. Informationcentric networking akira ito kenichi fukuda. A discussion of what the major carriers are doing in related areas. The mobile network next generation son free whitepaper download. Nextgeneration architecture for cable operator networks. Ngn requirements, the general reference model, ngn functional requirements and functional architecture, and evolution to ngn from existing telecommunication.
In this survey, a major portion of the research being undertaken in the area of next generation internet research is covered. The majority of the clients business relies on a stable communication infrastructure that ensures the high quality of service delivered to customers. The software defined wireless network architecture oriented for the 5g network is defined with a multitiered cloud controller and the openflow interface. Next generation network services explains technologies that have, and will influence this change, and brings together technologies such as softswitching, ip telephony, network directories and application frameworks.
General principles and general reference model for next generation networks, october 2004. The new enterprise it landscape of cloud services, mobility and byod, social media usage and big data analytics creates very different types of network. The next generation network access architecture for mobile. The current telecommunication market requires flexible network planning methodologies which can adapt to these evolutions in network architectures. Nextgeneration access architectures and distributed msan.
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