Ericsson ECN330 Uživatelský manuál

1FACULTY OF TECHNOLOGYInformation TechnologyInformation Technology and Communications (ITCom)FINAL PROJECTBUILDING AN ACCESS NETWORK FOR TRIPLE-PLAY S

32.2 Data ServicesThe most common data service is the internet access. It is also the mainreason customers get a broadband connection. Nowadays every

43 OPTICAL FIBER CABLESTo understand the network architecture, one has to be familiar with the ba-sics of optical fiber cable. The development of fib

5Outdoor cable Indoor cableMechanically stronger, thick andrigidLighter by structure, thin and flexibleNeeds to withstand outdoor tem-peratures, water

6Figure 1 Fiber coatings, tight buffer and loose tube. [4]Figure 1 shows different coating methods. There are two types of secondaryprotection for fib

7Figure 2, Core structures. [4]Figure 2 shows the different core structures. After the secondary coating,there are three types of core structures. In

8glass. This is why the cable is reinforced with strength members and pullingelements.There are many different kinds of strength members and pulling e

9one to connect the fibers to equipment like routers for example. There arealso Adapters that make it possible to connect two fibers to each other. Th

10Figure 3, SC-connector, FC-connector and MU-connector [4]Figure 4, MT-RJ-connector, LC-connector and ST-connector [4]The most common connector is th

114 NETWORK ARCHITECTUREThis chapter will give an overview of the network architecture of a serviceprovider. Before the customer can access the inter

12Figure 5 shows the different elements of the FEA network. The user node isconnected to the Local Node in two different ways. In Ericsson’s EthernetD

PREFACEThis final project was done for the TeliaSonera Broadband department. I would like tothank my colleagues who helped me in tight situations and

13The figure shows four different types of user nodes. Two are connected withcopper and two with fiber. The basic model has just one Ethernet connec-t

14In the figure above, the Local node aggregates the user connections to theRegional or Central node. The connection speed between the Local nodeand R

15Figure 9, Regional node interface [5]The figure above shows the Regional node aggregating the Local node con-nections into a one fiber connection. T

16In the figure above the Central node aggregates the Regional and Localnode connections to the Metro Ethernet network. In the internet service pro-vi

17The MEF specifications in Table 2 enable the following features in the inter-net service providers network; standardized services, network scalabili

18The ME network consists of core nodes and access nodes. The accessnode is the same as the central node in the FEA network. It is connected totwo Cor

194.2.1 Multiprotocol Label SwitchingThe ME network uses Multiprotocol Label Switching (MPLS) for data carry-ing. It operates between OSI Model Layer

204.2.2 Virtual Private LAN ServiceMPLS was introduced in the late 1990s. Due to the new MPLS a number ofVirtual Private Network (VPN) types were int

21Figure 14, VPLS reference model [10]In the figure 14, full mesh MPLS tunnels are between the provider edges(PE). This is the basis of any virtual p

22modest broadband data rates. The new services bring more variables to betaken into consideration when building next generation networks. The twonew

INSINÖÖRITYÖN TIIVISTELMÄTekijä: Jan DoktarTyön nimi: Building an Access Network for Triple-Play ServicesPäivämäärä: 21.04.2008 Sivumäärä: 38 s. + 4 l

23speed internet, it compromises the high availability of the network. There isalso limited support for converged business services. When taking all t

24In the figure above, the access layer has some intelligence distributed toEthernet and IP DSLAMs. This enables the access layer to get a better un-d

255 EQUIPMENTFiber will carry the data stream from point A to B, but it needs help fromequipment to succeed. There are a lot of companies providing eq

26Figure 17, ECN320 [13]IP DSLAM EDN312• Has 12 lines for ADSL downlinko Asymmetric up to 13,4/1,6 Mbps (ITU G.992.1 Annex A,ADSL)o Symmetric up to

27model has only two. The trunk ports can be used for connecting to the net-work or chaining the switches.The switches can also be chained to create m

28Ericsson Ethernet Fiber Node EFN324• For uplink the node has 2 Combo Gigabit Ethernet ports, RJ45 orSFP (SMF, MMF) according to IEEE 802.3z• For d

29quirements for numerous tasks. The router has a forwarding rate of 240Mbps distributed and 480 Gbps total throughput. [16]

306 BUILDING AN ACCESS NETWORKBuilding an Access Network basically means that the service provider hasdecided to extend the reach of its network to n

31• The second part is the route planning and sending the invitationfor tenders to constructors. This typically takes three to fourmonths. A more det

326.1.1 Selecting the real estatesAfter the area selection is finished the target selection can start. First the pri-ority targets are marked on the

ABSTRACTName: Jan DoktarTitle: Building an Access Network for Triple-Play ServicesDate: 21.04.2008 Number of pages: 38 + 4 appendicesDepartment: Infor

33In order for a real estate to be selected it has to have over a certain numberof households. The exact amount is decided at the beginning of the pro

34and it is between the pipelines. The diameter of a well is 1.2 or 1.5 metersand the depth is 0.75-1.5 meters. Optical fiber cable can go through a c

35Figure 22, Planning the fiber routesAs the Figure 22 shows, new pipeline is installed to extend the reach of theaccess network. Because the area is

36This plan would connect 65 real estates into the service providers network.The area has a total of 140 real estates, so about 46.5% of the area woul

37an area. The construction plans are drawn on top of the map application.This gives the constructors an idea of where they have to dig and how much.T

38If the service provider wants to offer up to date services to customers itneeds to make big investments. Although the technology advances quickly,th

REFERENCES[1] Hellberg C., Greene D. and Boyes T. (2007), Broadband Network Architec-tures Designing and Deploying Triple Pley services. New Jersey: P

[15] Lagercrantz Communication, Ethernet Access Node for Fiber and Cat5,[WWW-document]http://www.lagercrantz.se/websites/webb_filer/filbank/EFN324f+df

APPENDIX 1A 96 fiber cable leaves the service providers POP. The first fiber junction isplaced at the corner of 5 street and B street. From there, two

APPENDIX 2A 96 fiber cable leaves the service providers POP. The first fiber junction isplaced at the corner of 4 street and C street. From there, one

PREFACEABSTRACTTIIVISTELMÄTABLE OF CONTENTLIST OF ACRONYMS1 INTRODUCTION...

APPENDIX 3A 96 fiber cable leaves the service providers POP. The first fiber junction isplaced at the corner of 5 street and D street. From there, thr

APPENDIX 4A 96 fiber cable leaves the service providers POP. The first fiber junction isplaced at the corner of 3 street and D street. From there, one

LIST OF ACRONYMSADSL Asynchronous Digital Subscriber LineATM Asynchronous Transfer ModeBRAS Broadband Remote Access ServerCE Customer EdgeCoS Class of

MPLS Multiprotocol Label SwitchingNVoD Near Video on DemandOSI Open System InterconnectionPE Providers EdgePOP Point of PresenceQoS Quality of Service

11 INTRODUCTIONThe subject for this study came from a project at TeliaSonra, where theyconcentrate on building an access network to offer triple-play

22 TRIPLE-PLAY SERVICESIn the last few years, internet service providers (ISP) have started to offer tri-ple-play services to end users. In simple te