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1、Click to edit Master title style,Click to edit Master text styles,First level,Second level,Third level,Fourth level,Fifth level,目錄,諾基亞,GPRS,核心網(wǎng)產(chǎn)品介紹,諾基亞網(wǎng)管產(chǎn)品介紹,GPRS,工程網(wǎng)絡(luò)規(guī)劃思路和方案匯報(bào),諾基亞,GPRS,網(wǎng)絡(luò)維護(hù)系統(tǒng)介紹,諾基亞,GPRS,核心網(wǎng)維護(hù)實(shí)例講解,諾基亞,GPRS,核心網(wǎng)網(wǎng)絡(luò)優(yōu)化介紹,諾基亞,GPRS,核心網(wǎng)產(chǎn)品介,紹,紹,諾基亞高性能,的,的全套,GPRS,核心網(wǎng)設(shè)備,BG,Operator,GPRS backbo

2、ne,DNS,SGSN,HP server rp2400,NokiaIP1260Router,CheckPoint,TM,FireWall-1,TM,NokiaBorderGateway,CiscoCatalyst,6509 or 3750,switches,Switch,Router,CiscoRouter,GGSN,FW,NokiaSGSN,NokiaFlexi-ISN,CG,HP rx2620,Nokia,GPRS,SGSN,電信級(jí)高可靠,性,性平臺(tái),:,分布式多處理,器,器系統(tǒng)（年平,均,均宕機(jī)時(shí)間,0.7,秒,高容錯(cuò)冗余設(shè),計(jì),計(jì),(2,N,N+1redundancy),靈活的配置，

3、,模,模塊化的設(shè)計(jì),便,便于擴(kuò)容,:,用戶管理,包交換處理,支持最多的接,口,口類型(,ETSI,定義的所有接,口,口，包括,Gs,Gd,等),大容量，擴(kuò)展,性,性設(shè)計(jì):,大容量包交換,處,處理能力（,200M bps/s,）,大容量的用戶,數(shù),數(shù)據(jù)庫(kù)（,640,萬(wàn)附著用戶,/SGSN,）,忙時(shí)的短信處,理,理能力(300,000,條 短 信/,忙,忙 時(shí)),IntelPentium processorsand CompactPCI bus,優(yōu)良的連接性,能,能,3072,64,kbps,幀 中 繼,鏈,鏈 路 連,接,接,BSS,18,個(gè) 以 太,網(wǎng),網(wǎng) 接 口,連,連 接,GPRS,骨 干

4、 網(wǎng),240,個(gè),E1,和,128,個(gè),SS7,信 令 鏈,路,路 連 接,NSS,網(wǎng) 絡(luò),諾基亞,GPRS,主要功能,移動(dòng)性管理,對(duì)話管理,加密,壓縮,計(jì)費(fèi),統(tǒng)計(jì),諾基亞,SGSN,系統(tǒng)架構(gòu),數(shù)據(jù)包處理單,元,元,(PAPU),User data processing andrelaying to/fromBSS from/toPacketcorenetwork,INcontrol,Gb,Gn,Gp,信令和移動(dòng)性,管,管理單元,(SMMU),Mobility management,Gr,Gs,Gd,Gfand SCP,標(biāo)志器和計(jì)費(fèi),單,單元,(MCHU),CDR creation,stati

5、stics,subscriberdatabase distribution,PTMSIallocation,Ga,操作維護(hù)單,元,元,(OMU),Diagnostics,alarms,supervision,hw&sw configuration,時(shí)鐘和同步,單,單元,(CLS),Distribution oftiming reference signal,交換矩陣,(GSW),Semipermanent connectionsbetween PAPU,SMMU,CLSand ET,PCM,接口板,(ET),All 2MbpsPCMinterfacesforthe Gb,Gd,Gs,Gr,Gf

6、 and towardsSCP are connected via ETs,高度冗余設(shè),計(jì),計(jì),MCHU,OMU,CLS,GSW,和,MB,采用,2N,備份,PAPU,和,SMMU,采用,N,1,備份,PAPU,SMMU,和,OMU,采用雙,LAN,口設(shè)計(jì),諾基亞,SGSN,協(xié)議棧,L1,L2,IP,UDP,GTP,USER,PAYLOAD,L1,L2,IP,TCP/UDP,APP,LLC,SNDCP,IP,TCP/UDP,APP,RLC,MAC,GSM RF,L1,L2,IP,GTP,L1bis,NW sr,BSSGP,SNDCP,RLC,MAC,GSM RF,BSSGP,NW sr,L1b

7、is,LLC,UDP,MS,BSS,SGSN,GGSN,GPRSIP Backbone,L1,L2,IP,GPRSBearer,GGSN,Internet,Cipheringand reliable link,Relay,Relay,IP,Um,Gb,Gn,Gi,Userinformation transfer,Compression,segmentation,諾基亞,SGSN,支持的接口,One fullyequipped SGSN element providesthefollowingconnectivity capacity:,Gn,Gp,Gn,Ga,Gb,SM-SC,SMS-GMSC

8、,SMS-IWMSC,Other PLMN,GGSN,SGSN,SGSN,TE,MT,BSS,EIR,CGF,Billing,System,MSC/VLR,HLR,TE,PDN,GGSN,SCP,Gf,Gs,Gr,Gd,CAP,基于,DX200,的,SGSN,的演進(jìn),在,SG6,軟件版本(2006),，,，,DX200SGSN,可以支持3,G,接入,WCDMA,Access,GSM,Access,Nokia2G SGSN(DX),GGSN/ISN,Gb/FR,Gb/IP,Iu/IP,諾基亞,FlexiISN,（智能業(yè)務(wù),節(jié),節(jié)點(diǎn)）,控制網(wǎng)絡(luò),IP,網(wǎng)絡(luò),內(nèi)容提供網(wǎng),絡(luò),絡(luò),Cellular,a

9、ccess,Wireless,access,Wireline,access,位于網(wǎng)絡(luò)的,邊,邊緣，,FlexiISN,為數(shù)據(jù)業(yè)務(wù),提,提供單一的,、,、統(tǒng)一的核,心,心網(wǎng)絡(luò),1M PDP,激活，,1Gbps,吞吐量,業(yè)務(wù)識(shí)別及區(qū)分,計(jì),計(jì)費(fèi)功能,Flexi ISN,的外部接口,NPM/NPS,RADIUS,Server,Radius,LDAP,Ga,Charging,Gateway,OSC/OCS,Radius,Diameter,Gi,Gn,2G&3G,SGSN,ISC/ISD,CPS,Server,Go,LDAP,Gi,IPv4,IP-IP,L2TP,GRE,IPv6,IP-IP,GRE,G

10、TP,SOAP,NE3S/SNMP,NetAct,CNSM 2.0,LIPv1,LIG/LIB,GTP,NAS,Flexi ISN,綜述,Flexi ISN,運(yùn)行在新,的,硬件平臺(tái)上,(FlexiServer),Flexi ISN,使用,IPSO,操作系統(tǒng)，該操,作,作系統(tǒng)廣泛應(yīng)用,于其他諾基亞產(chǎn),品,品，如,GGSN,、,TA,FlexiISN,的可擴(kuò),展,展的多,進(jìn),進(jìn)程處,理,理能力,提,提供強(qiáng),大,大的性,能,能,FlexiISN,的提供,內(nèi),內(nèi)置的,高,高可用,性,性機(jī)制,提,提供強(qiáng),大,大的可,靠,靠性,所有主,要,要功能,，,，如,GGSN,業(yè)務(wù)感,知,知引擎,，,，流量,&,業(yè)

11、務(wù)分,析,析和路,由,由功能,均,均在單,一,一平臺(tái),上,上提供,FlexiISN,體系結(jié),構(gòu),構(gòu),10RU,業(yè)務(wù)板,卡,卡,雙,IntelPentium IV Xeon1.6GHz,高達(dá),4GBDDR SDRAM,512kB,緩存,PMC,硬盤,(,可選,),USB,和串行,接,接口支,持,持,接口板,卡,卡,雙口,GigE(1000-SX),四口,FE,雙,IntelXeon 1.6GHz,硬盤板,卡,卡,300GB,容量,到背板,的,的光纖,通,通道,交換板,卡,卡,無(wú)阻點(diǎn),到,到點(diǎn)連,接,接,冗余備,份,份,16GigE,交換能,力,力,系統(tǒng)信,息,息,14,槽位運(yùn),營(yíng),營(yíng)商級(jí),機(jī),機(jī)箱,10,個(gè),U,高，一,個(gè),個(gè)標(biāo)準(zhǔn),機(jī),機(jī)架可,放,放置,4,臺(tái),所有部,件,件支持,熱,熱插拔,IPMI,用于硬,件,件管理,風(fēng)扇及,LCD,顯示模,塊,塊,AC,和,DC,電源,GTP-C,和,GTP-U,在同一,業(yè),業(yè)務(wù)板,上,上進(jìn)行,處,處理,在,PDP,上下文,激,激活,/,去激活,等,等過(guò)程,中,中板間,通,通信量,最,最小,業(yè)務(wù)板,Gn,Gi,接口板,用戶數(shù),據(jù),據(jù),GTP-C,和,GTP-U,在同一,業(yè),業(yè)務(wù)板,上,上進(jìn)行,處,處理,IP,Network,PDP,上下文,