北京電信固定電話網軟交換及智能化改造方案的中期報告

北京電信固定電話網軟交換及智能化改造方案的中期報告Introduction北京電信固定電話網軟交換及智能化改造方案的中期報告主要涵蓋了電信公司對其固定電話網絡進行軟交換和智能化改造的進展情況。電信公司受到互聯(lián)網技術的影響，其傳統(tǒng)的固定電話網絡已經不能滿足用戶的需求，因此需要進行升級改造，以提供更加高效、靈活的語音通信服務。Theobjectivesofthereportareto:?Describethecurrentstateofthefixed-linetelephonenetworkinBeijing.?Explaintherationaleforupgradingthenetworktoasoftswitchandintelligentnetwork.?Detailtheprogressoftheprojecttodate,includingchallengesencounteredandsolutionsimplemented.?Outlinethenextstepsintheproject.BackgroundThetraditionalfixed-linetelephonenetworkinBeijingisbasedoncircuit-switchingtechnology,whichrequiresadedicatedcircuitbetweentwoendpointsforthedurationofthecall.Thistechnologyisefficientforvoicecalls,butisinflexibleandlacksthecapabilitytosupportvalue-addedserviceslikecallforwarding,callwaiting,andvoicemail.WiththeemergenceoftheinternetandtheadventofVoiceoverInternetProtocol(VoIP)technology,ithasbecomepossibletotransmitvoicecallsovertheinternetusingpacket-switchingtechnology.Thishasgivenrisetosoftswitching,whichusessoftwaretomanagetheconnectionbetweenendpointsratherthandedicatedcircuits.Softswitchingprovidesgreaterflexibilityandscalability,whichisessentialforfuturegrowth.Furthermore,intelligentnetworktechnologycanbeusedtoprovidevalue-addedserviceslikecallforwarding,callwaiting,andvoicemail.Thistechnologyallowsthenetworktorecognizethetypeofcallandrouteitaccordingly.Theintelligentnetworkcanalsoprovidebillingservices,whichenablesthetelecomprovidertooffercustomizedpricingplanstodifferentcustomers.ProjectProgressThesoftswitchandintelligentnetworkupgradeprojectfortheBeijingfixed-linetelephonenetworkwaslaunchedin2018.Theprojecthastwomainphases:thefirstphaseinvolvedthereplacementoftheexistingcircuit-switchingswitcheswithsoftswitches,andthesecondphaseinvolvestheintegrationofintelligentnetworkfeatures.Thefirstphaseoftheprojectisnowcomplete.ThenewsoftswitcheshavebeeninstalledatallswitchingsitesinBeijing,providingthefoundationfortheintelligentnetwork.Thesoftswitchessupportvariousfeatureslikecallrouting,callforwarding,voicemail,andcallwaiting.Thesoftswitchalsoprovidesgreaterscalability,whichenablesthenetworktohandlemoretrafficandsubscribers.Thesecondphaseoftheprojectiscurrentlyunderway.Themainobjectiveofthisphaseistointegrateintelligentnetworkfeatureslikecallrouting,callforwarding,andvoicemail.Theintelligentnetworkwillalsobeusedtoprovidebillingservices,whichenablesthetelecomprovidertooffercustomizedpricingplanstodifferentcustomers.Theprojectteamisworkingcloselywiththevendortoensurethesuccessfulintegrationoftheintelligentnetwork.ChallengesandSolutionsThemainchallengeencounteredduringtheprojectwastheneedtomaintainservicecontinuityduringtheupgradeprocess.Thesoftswitchinstallationrequiredacompleteoverhauloftheexistingnetworkarchitecture,whichcausedservicedisruptions.Tomitigatethis,theprojectteamconductedextensivetestingbeforetheinstallation,andcarriedouttheupgradesinphasestominimizedisruption.Theintegrationoftheintelligentnetworkhasalsopresentedsomechallenges.Theintelligentnetworkfeaturesrequireadvancedsoftwareandhardwareconfigurations,whichcanbecomplextosetupandconfigure.Toovercomethis,theprojectteamhasengagedthevendor'stechnicalsupportteamtoprovideassistancewiththeconfigurationandtroubleshooting.NextStepsTheprojectteamaimstocompletetheintelligentnetworkintegrationphasebytheendof2020.Oncecompleted,theBeijingfixed-linetelephonenetworkwillprovideamoreefficient,flexible,anduser-friendlyservicetoitssubscribers.Theintelligentnetworkwillalsoenablethetelecomprovidertooffercustomize