Measurements and procedures of the ue in rrc modes. Network and protocol architecture ltesae network architecture epc evolved packet core base station control plane and user plane protocol stacks epc protocol stacks. Mobile networking concepts and protocols cnt 5517 dr. The architecture of tcpip transmission control and internet protocols, or the hourglass protocol stack as its known, has a thin, hidden waist of universally shared feedback control tcpip between the visible upper application software and lower hardware layers.
In this paper, we focus on the architecture and the design considerations of radiooverethernet to have a more flexible and reliable fronthaul network in centralized radio access network. Russ has spoken at cisco live, interop, lacnog, and other global industry venues. However, with the popularity and growth of tcpip, sna is changing from being a true network architecture to being what could be termed an application and application access architecture. Umts networks andreas mitschelethiel, jens muckenheim oct12 1 umts system architecture and protocol architecture overview on overall system architecture umts network architecture and elements mobile station highlevel functions umts domains and strata umtsgprs protocol architecture references. All computer systems implement their protocols as part of the operating system.
Ibm systems network architecture protocols background ibm networking today consists of essentially two separate architectures that branch, more or less, from a common origin. Umts system architecture and protocol architecture overview on overall system architecture umts network architecture and elements mobile station highlevel functions umts domains and strata umtsgprs protocol architecture references. The internet is an obvious example of how a protocolbased architecture facilitates evolution and robustness. The protocols define the characteristics of the connection. Standards organization objectives standards organizations layered. Have ever wondered how devices on computer networks truly communicate. Gprs networks wiley online books wiley online library. In other words, there are many applications that still need to communicate in sna, but the required sna protocols are carried over the network by ip. In practice, the 2g global system for mobile communications gsm specification supports cell sizes of up to 35km using macro, micro, pico or femto cells 7 9. Data communication is any system of computers, computer terminals, or computer peripheral equipment used to transmit and or received information between two or more locations.
Evolution contains not only technical evolution but also expansion to network architecture and services. A comprehensive introduction raj jain professor of computer science and engineering. Pdf third generation cellular networks 3g were developed with the aim of. A network monitoring system can measure and display the status of the network, such as gathering the statistical information on tra c volume, network availability, response times, and throughput. After its inception, the 2g era drastically evolved from gsm to general packet radio service gprs.
Personal networks an architecture for 4g mobile communications. Pdf umts networks architecture, mobility and services. The gsm architecture consists of multiple network elements. The ohio state university raj jain 2 1 introduction to networking protocols and architecture raj jain professor of cis the ohio state university columbus, oh 43210. Null components same interfaces trans control prot novell netware ipx token ring. He has worked in routing protocols and routed network design for the past 15 years. Abstract content delivery networks cdns can be viewed as applicationspecific overlay networks that make web caching an.
Network architecture is the design of a computer network. Internet router architecture 8 router 3layer physical, datalink, network device, with 3 key functions. Below is a brief description of each of the components shown in the above architecture. The completely new protocols based on the needs of the new wideband. Introduction to networking protocols and architecture. Layering is a design principle that divides the protocol design task into smaller steps, each of which accomplishes a specific part, interacting with the other parts of the protocol only in a small number of welldefined ways. Learn network protocols and architecture from cisco. After a dis cussion of a few block diagrams of private commercially pro vided and public common carrier networks, the layer and header structures of sna and dna architectures and the x. Before contemporary networks existed, ibms systems network architecture sna ruled the networking landscape, so it often is referred to as traditional or legacy sna. An introduction to network architectures and protocols. Third edition network protocols handbook tmelay wan lan cp ip man wlan oip security vpn san vlan ieee ietf iso itut ansi cisco ibm. Common network protocols and their ports interserver tips.
The home subscriber server hss component has been carried forward from umts and gsm and is a central database that contains information about all the network operators subscribers. Architecture of the gsm system gsm is a plmn public land mobile network several providers setup mobile networks following the gsm standard within each country gsm system comprises 3 subsystems rss radio subsystem. Welcome to the second of five courses in the cisco networking basics specialization. An overview of the 3g network umts can in many aspects be looked upon as an extension to gsm and gprs. Pdf mobile network planing process case study 3g network. The designed methodology is requiring an advanced tools and procedure. This chapter is about protocols, the rules by which digital data networks operate. In the earlier chapters we carefully developed the notion of a physical data link composed of transmission lines and modems, and then considered some typical rules of operation for the physical level rs232c, rs449 and for the data link level bsc, pollselect, ddcmp, sdlc. Does not differentiate the userto network interface from the network to network interface unlike bicc and h. Iu is the interconnection point between an rnc and the 3g core network. A personal network is a network architecture which builds on various wireless networking. The book, written by two young engineers, touches almost every imaginable aspect of a 3g. Network associates guide to communications protocols tcpip presentation services sna transaction services ethernet v.
Lan architecture protocol architecture topologies media access control mac logical link control spring, 2003 ee 4272 protocol architecture higher layer protocol are independent of network architecture lower layers of osi model ieee 802 reference model. Ip and the overlying protocols will be used in network control too and user data table 1. Ronnel agulto, cpe data communication network architecture, protocols, and standards data communication network architecture. There are many protocols while establishing a connection in the internet. Mm covers all of the functions and procedures needed for mobility and. Figure 2 shows the protocol architecture for the lower layers of the mobile station. Murphys law for networks if users can do it, they will unexpected uses can be positive web or negative dos can constrain nonstandard uses e. Network layer transfers information across communications network, performing switching and routing functions hides underlying data transmission and switching technologies highest layer in a network node system interacts with network speci cation of destination address request for network services like. Some even every minute, yet most people wouldnt know it. Since netbios is not a transport protocol, it does not directly support routing, but depends on one of two transport protocolstcpip or ipx spxto do this. Protocols of a layer perform a similar set of functions all alternatives for a row have the same interfaces choice of protocols at a layer is independent of those of at other layers. Louis 2008 raj jain computer networking and internet protocols. Data communication network architecture protocols authorstream. In modern protocol design, protocols are layered to form a protocol stack.
390 654 1425 155 1486 275 1381 242 1015 1215 1223 1242 97 189 964 1536 1419 338 1210 1563 654 615 317 1588 513 245 742 1238 323 712 532 416 1017 837 456 116 1596 1289 1031 227 766 1022 529 1276 205 1139 1188 1103 1060 320 963