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),產(chǎn)品介,紹,紹,諾基亞,網(wǎng),網(wǎng)管產(chǎn),品,品介紹,GPRS,工程網(wǎng),絡(luò),絡(luò)規(guī)劃,思,思路和,方,方案匯,報,報,諾基亞,GPRS,網(wǎng)絡(luò)維,護,護系統(tǒng),介,介紹,諾基亞,GPRS,核心網(wǎng),維,維護實,例,例講解,諾基亞,GPRS,核心網(wǎng),網(wǎng),網(wǎng)絡(luò)優(yōu),化,化介紹,諾基亞,GPRS,核心網(wǎng),產(chǎn),產(chǎn)品介,紹,紹,諾基亞,高,高性能,的,的全套,GPRS,核心網(wǎng),設(shè),設(shè)備,BG,Operator,GPRS backbone,DNS,SGSN,HPserverrp2400,NokiaIP1260Router,CheckPoint,TM,FireWall-1,TM,NokiaBorderGateway,CiscoCatalyst,6509 or 3750,switches,Switch,Router,CiscoRouter,GGSN,FW,NokiaSGSN,NokiaFlexi-ISN,CG,HPrx2620,Nokia,GPRS,SGSN,電信級,高,高可靠,性,性平臺,:,分布式,多,多處理,器,器系統(tǒng),（,（年平,均,均宕機,時,時間,0.7,秒,高容錯,冗,冗余設(shè),計,計,(2,N,N+1redundancy),靈活的,配,配置，,模,模塊化,的,的設(shè)計,便,便于擴,容,容,:,用戶管,理,理,包交換,處,處理,支持最,多,多的接,口,口類型(,ETSI,定義的,所,所有接,口,口，包,括,括,Gs,Gd,等),大容量,，,，擴展,性,性設(shè)計:,大容量,包,包交換,處,處理能,力,力（,200M bps/s,）,大容量,的,的用戶,數(shù),數(shù)據(jù)庫,（,（,640,萬附著,用,用戶,/SGSN,）,忙時的,短,短信處,理,理能力(300,000,條 短,信,信/,忙,忙,時,時),IntelPentium processorsand CompactPCI bus,優(yōu)良的,連,連接性,能,能,3072,64,kbps,幀 中,繼,繼,鏈,鏈 路,連,連,接,接,BSS,18,個 以,太,太,網(wǎng),網(wǎng) 接,口,口,連,連 接,GPRS,骨 干,網(wǎng),網(wǎng),240,個,E1,和,128,個,SS7,信 令,鏈,鏈,路,路 連,接,接,NSS,網(wǎng) 絡(luò),諾基亞,GPRS,主要功,能,能,移動性,管,管理,對話管,理,理,加密,壓縮,計費,統(tǒng)計,諾基亞,SGSN,系統(tǒng)架,構(gòu),構(gòu),數(shù)據(jù)包,處,處理單,元,元,(PAPU),User dataprocessingandrelayingto/fromBSSfrom/toPacketcorenetwork,INcontrol,Gb,Gn,Gp,信令和,移,移動性,管,管理單,元,元,(SMMU),Mobilitymanagement,Gr,Gs,Gd,GfandSCP,標志器,和,和計費,單,單元,(MCHU),CDRcreation,statistics,subscriberdatabasedistribution,PTMSIallocation,Ga,操作維,護,護單元,(OMU),Diagnostics,alarms,supervision,hw&swconfiguration,時鐘和,同,同步單,元,元,(CLS),Distributionoftiming referencesignal,交換矩,陣,陣,(GSW),Semipermanent connections betweenPAPU,SMMU,CLS andET,PCM,接口板,(ET),All2Mbps PCMinterfaces fortheGb,Gd,Gs,Gr,Gf andtowards SCPareconnected viaETs,高度冗,余,余設(shè)計,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,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,GSMRF,L1,L2,IP,GTP,L1bis,NWsr,BSSGP,SNDCP,RLC,MAC,GSMRF,BSSGP,NWsr,L1bis,LLC,UDP,MS,BSS,SGSN,GGSN,GPRS IP Backbone,L1,L2,IP,GPRS Bearer,GGSN,Internet,Cipheringandreliablelink,Relay,Relay,IP,Um,Gb,Gn,Gi,Userinformationtransfer,Compression,segmentation,諾基,亞,亞,SGSN,支持,的,的接,口,口,OnefullyequippedSGSNelementprovidesthefollowingconnectivitycapacity:,Gn,Gp,Gn,Ga,Gb,SM-SC,SMS-GMSC,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,進,在,SG6,軟件,版,版本(2006),，,，,DX200SGSN,可以,支,支持3,G,接入,WCDMA,Access,GSM,Access,Nokia2GSGSN(DX),GGSN/ISN,Gb/FR,Gb/IP,Iu/IP,諾基,亞,亞,FlexiISN,（智,能,能業(yè),務(wù),務(wù)節(jié),點,點）,控制,網(wǎng),網(wǎng)絡(luò),IP,網(wǎng)絡(luò),內(nèi)容,提,提供,網(wǎng),網(wǎng)絡(luò),Cellular,access,Wireless,access,Wireline,access,位于,網(wǎng),網(wǎng)絡(luò),的,的邊,緣,緣，,FlexiISN,為數(shù),據(jù),據(jù)業(yè),務(wù),務(wù)提,供,供單,一,一的,、,、統(tǒng),一,一的,核,核心,網(wǎng),網(wǎng)絡(luò),1MPDP,激活,，,，,1Gbps,吞吐,量,量,業(yè)務(wù),識,識別,及,及區(qū),分,分計,費,費功,能,能,FlexiISN,的外,部,部接,口,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,GTP,SOAP,NE3S/SNMP,NetAct,CNSM2.0,LIPv1,LIG/LIB,GTP,NAS,FlexiISN,綜述,FlexiISN,運行,在,在新,的,硬件,平,平臺,上,上,(FlexiServer),FlexiISN,使用,IPSO,操作,系,系統(tǒng),，,，該,操,操作,系,系統(tǒng),廣,廣泛,應(yīng),應(yīng)用,于其,他,他諾,基,基亞,產(chǎn),產(chǎn)品,，,，如,GGSN,、,TA,FlexiISN,的可,擴,擴展,的,的多,進,進程,處,處理,能,能力,提,提供,強,強大,的,的性,能,能,FlexiISN,的提,供,供內(nèi),置,置的,高,高可,用,用性,機,機制,提,提供,強,強大,的,的可,靠,靠性,所有,主,主要,功,功能,，,，如,GGSN,業(yè)務(wù),感,感知,引,引擎,，,，流,量,量,&,業(yè)務(wù),分,分析,和,和路,由,由功,能,能均,在,在單,一,一平,臺,臺上,提,提供,FlexiISN,體系,結(jié),結(jié)構(gòu),10RU,業(yè)務(wù),板,板卡,雙,IntelPentiumIVXeon1.6GHz,高達,4GBDDRSDRAM,512kB,緩存,PMC,硬盤,(,可選,),USB,和串,行,行接,口,口支,持,持,接口,板,板卡,雙口,GigE(1000-SX),四口,FE,雙,IntelXeon1.6GHz,硬盤,板,板卡,300GB,容量,到背,板,板的,光,光纖,通,通道,交換,板,板卡,無阻,點,點到,點,點連,接,接,冗余,備,備份,16GigE,交換,能,能力,系統(tǒng),信,信息,14,槽位,運,運營,商,商級,機,機箱,10,個,U,高，,一,一個,標,標準,機,機架,可,可放,置,置,4,臺,所有,部,部件,支,支持,熱,熱插,拔,拔,IPMI,用于,硬,硬件,管,管理,風(fēng)扇,及,及,LCD,顯示,模,模塊,AC,和,DC,電源,GTP-C,和,GTP-U,在同,一,一業(yè),務(wù),務(wù)板,上,上進,行,行處,理,理,在,PDP,上下,文,文激,活,活,/,去激,活,活等,過,過程,中,中板,間,間通,信,信量,最,最小,業(yè)務(wù),板,板,Gn,Gi,接口,板,板,用戶,數(shù),數(shù)據(jù),GTP-C,和,GTP-U,在同,一,一業(yè),務(wù),務(wù)板,上,上進,行,行處,理,理,IP,Network,PDP,上下,文,文,