lte核心网部署策略分析与分析

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1、ABSTRACTLTE/SAEhasundoubtedlybecomethetargetoftelecomoperatorstoevolveintothe4Gnetwork,manyCDMAoperatorsallovertheworldhavebeeninvolvedinthisevolution.ForCDMAoperatorsincludingdomesticoperators,whichisfacingthekeencompetitionfromcompetitorsincludLTEnetworkondfasterHSP

2、A+network.Meetingthecustomers'demandforrapidgrowthofmobilebroadband,solutingthecurrentnetworkspeedandbreakingthroughthecapacitybottieneckarethedriversforCDMAoperatorstomarchtowardLTE・Itisalsourgentfordomesticoperatorstokeeptheiradvantageofear1y-deve1opmentandsustainab

3、lecompetitivenessinteleconimunicationareathroughtheconstructionoftheallIPpacketdomainorientedcorenetworkandthecontinuedevolutionandstrengthcmfromradiointerfacetothecorenetwork・ThispaperwhichisbasedonthecurrentmobilenetworkarchitectureandinstructedbytheLTE/SAEnetworkst

4、ructureandrelatedstandards,mainlystudiesthewayofpacketdomaincorenetworkbringingintheevolvedpacketcore(EPC)architectureandanalizethecorefunctionaldemandforthedifferentintroducedmethods,italsogivessuggestionofthestrategyforChinaTelecomevolveintoEPCarchitecture.Theprogra

5、mmeisontheprincipleofeconomyandstabilityofNetworktransformation,itcombinestheextentofupdatesupportandanalizestheshort-term,medium-termandlong-termevolutionstrategiesofChirrnTelecomcorenetwork,seekingtobuildaframestructureofcorenetworksystembasedontheallIPnetwork.Keywo

6、rds:4G;LTE;SAE;EPC.目录专用术语注释表1第一章绪论21.1背景21.2论文工作21.3论文组织3第二章GSM/CDMA及EPC网络结构4GSM/CDMA网络结构4EPC网络52.2.1网络架构72.2.2网元功能112.2.3接□协议182.2.4系统标识27第三章1.TE与现网互操作方案分析29LTE与CDMA互操作29LTE与WiFi互通方案31笫四章EPC建设方案分析344.13GPP运营商融合组网344.23GPP2运营商融合组网37第五章中国电信EPC部署策略405.1融合组网405.2话务模型分析42

7、5.3网元设置445.4网络组织及路由计划525.5网络管理与计费555.6承载带宽需求605.7编号计划635.8VPN划分及TP地址分配665.9对现网的改造需求70第六章总结与展望73致谢74参考文献75专用术语注释表缩略词说明：AAAAuthentication,Accounting,Authorization鉴权、授权和计费ANAccessNetwork接入网APNAccessPointName接入点名ARDAccessRestrictionData区域限制信息和接入限制ASAuthenticationServer认证服

8、务器AUCAuthenticationCenter鉴权中心BBERFBearingBindingandEventReportFunction承载绑定及事件报告功能BOSSBusiness&OperationSupportSystem电信业务运营支持