网优圈NOKIA VOLTE开启流程0629.docx
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网优圈NOKIA VOLTE开启流程0629.docx
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网优圈NOKIAVOLTE开启流程0629
NOKIATD-LTEVoLTE无线参数设置手册
1简介
本文为NOKIATD-LTE设备无线侧VoLTE参数设置指导手册。
2VoLTE无线参数设置指导ssds
VoLTECall
o基站支持VoLTECall只需要打开actConvVoice这个参数即可,现网这个参数已经打开了,并且已更新到开站模板里,所以开启Volte功能时,不用修改此参数。
图2-1actConvVoice设置
oVoLTECall(audio)使用QCI=1的专用承载,需要同时确认QCI=1支持和Qos配置。
图2-2QCI=1设置
表2-1VoLTECall参数列表
参数级别
参数名
Remark
参数缩写
参数意义
推荐值
LNBTS
Activatesupportofconversationalvoicebearer
actConvVoice
Thisparameteractivatesthesupportoftheconversationalvoicebearer.Thechangebecomesactiveforacellafterthenextcelllocking/cellunlockingsequence.
TRUE
LNBTS
MaximumGBRdownlink
qciTab1
maxGbrDl
ThisparameterspecifiesthemaximumvalueoftheGBRinthedownlinkdirection.
eNBwillrejectthoseEPSbearerswithQCI1forwhichtheGBRindownlinkdirectionisgreaterthanthisvalue.
144
LNBTS
MaximumGBRuplink
qciTab1
maxGbrUl
ThisparameterspecifiesthemaximumvalueoftheGBRintheuplinkdirection.
eNBwillrejectthoseEPSbearerswithQCI1forwhichtheGBRinuplinkdirectionisgreaterthanthisvalue.
144
LNBTS
QCIsupport
qciTab1
qciSupp
TheResourceTypeindicateswhetherbearerisaGBRorNON-GBRbearer.TheResourceTypedeterminesifdedicatednetworkresourcesrelatedtoaserviceorbearerlevelGuaranteedBitRate(GBR)valuearepermanentlyallocated.
enable
VoLTECall
oVoLTECall需要同时建立QCI=1和QCI=2的承载(语音1,图像2)。
因此需要在LNBTS中打开actEnhAcAndGbrServices、actmultGbrbearers和actMultBearers,现网这3个参数已经打开了,并且已更新到开站模板里,所以开启Volte功能时,不用修改这些参数。
图2-3VoLTECall参数设置
oQCI=2支持和Qos配置
图2-4QCI=2参数设置
表2-2VoLTECall参数列表
参数级别
参数名
Remark
参数缩写
参数意义
推荐值
LNBTS
ActivateenhancedACandGBRservices
actEnhAcAnd
GbrServices
ThisparameteractivatessupportofthefollowingfeaturesARPbasedAdmissionControl(LTE534),SmartAdmissionControl,comprisingRACandTAC(LTE497)andEPSbearerswithQCI2,3and4(LTE496).FeatureLTE496introducessupportofQCI2,3,and4alongwithhigherguaranteedbitratesandrelatedcongestiondetectionandhandlingmechanisms.Admissioncontrolfunctionality(LTE497)isextendedatthesametimefromacounterbasedsolutiontobecomeloadbasedandofferinadditioncongestionhandlingfunctionalitytobetteraddresstheneedsbeingimposedbyhigherguaranteedbitrates.FinallytheARPbasedadmissioncontrol(LTE534)allowstoconsidertheARPpriorityinload-basedadmissionandadmissionrelatedpre-emptionaswellasincongestionhandlingasanadditionalmoreservice-relateddimensionfordifferentiatedtreatmentofbearerswithguaranteedresources.Asthosefeaturesarecloselyinter-related,theyareactivatedviaacommonactivationparameter.
TRUE
LNBTS
ActivatemultipleGBRbearers
actmultGbrbearers
hisparameteractivatesthesupportofmultipleGBREPSBearers.
TRUE
LNBTS
Activatemultiplebearers
actMultBearers
ThisparameteractivatesthesupportofmultipleEPSBearers.
TRUE
LNBTS
MaximumGBRdownlink
qciTab2
maxGbrDl
ThisparameterspecifiesthemaximumvalueoftheGBRinthedownlinkdirection.
eNBwillrejectthoseEPSbearerswithQCI2forwhichtheGBRindownlinkdirectionisgreaterthanthisvalue.
2048
LNBTS
MaximumGBRuplink
qciTab2
maxGbrUl
ThisparameterspecifiesthemaximumvalueoftheGBRintheuplinkdirection.
eNBwillrejectthoseEPSbearerswithQCI2forwhichtheGBRinuplinkdirectionisgreaterthanthisvalue.
2048
LNBTS
QCIsupport
qciTab2
qciSupp
TheResourceTypeindicateswhetherbearerisaGBRorNON-GBRbearer.TheResourceTypedeterminesifdedicatednetworkresourcesrelatedtoaserviceorbearerlevelGuaranteedBitRate(GBR)valuearepermanentlyallocated.
enable
SRVCC(eSRVCC)设置
oSRVCC和eSRVCC从基站侧看无区别,只需要打开actSrvccToGsm,并进行邻区和切换参数设置即可。
具体设置如下
LNBTS部分
ØLNBTS:
设置actSrvccToGsm=true
图2-5SRVCC切换开关
Ø添加LNADJG:
按照GSM邻区的的实际情况进行设置
图2-6LNADJG设置1
图2-7LNADJG设置2
LNCEL部分
ØLNCELL中添加LNHOG
LNHOG中的两个门限值,需要根据实际网络情况调整大小。
前期功能测试可以适当调整使得eventB2容易触发.如将Threshold1GERANforRSRPofservinigcell调大,这样就不用移动到LTE小区的边缘才触发eSRVCC.这个门限值和其他参数有依赖关系.在调整时,如果不合适,sitemanager会给出提示。
图2-8LNHOG设置1
配置2G邻区的频点,2G的频点依据基站现有的重定向频点来配置。
图2-9LNHOG设置2
ØLNCELL中添加LNRELG
LNRELG现网已配置,不用在配置。
(设置SRVCC为allowed)
图2-10LNRELG设置1
图2-11LNRELG设置2
表2-3SRVCC切换参数列表
参数级别
参数名
Remark
参数缩写
参数意义
推荐值
LNBTS
ActivateSRVCCtoGSM
actSrvccToGsm
ThisparameterenablesthefeatureSRVCCfromLTEtoGSM
TRUE
LNBTS
ActivateSRVCCtoGSM
actSrvccToGsm
ThisparameterenablesthefeatureSRVCCfromLTEtoGSM
true
LNHOG
ARFCNvaluelist
arfcnValueListGERAN
ExplicitListofARFCNs
LNRELG
Cellidentity
ci
CellIdentityofGERANneighborcellwhichispartoftheGERANCellGlobalIdentifier(CGI)oftherelatedneighborcell.
LNRELG
LocationAreaCode
LAC
LACofGERANneighborcellwhichispartoftheGERANCellGlobalIdentifier(CGI)oftherelatedneighborcell.
LNRELG
Singleradiovoicecallcontinuityallowed
srvccAllowed
TheparametercontrolswhetherSRVCChandovertotherelatedneighborcellisallowed
LNADJG
ARFCNvalueGeran
arfcnValueGeran
ARFCNValueoftheGERANneighbourcell.(PartofCarrierFrequency)
LNADJG
BasestationColourCode
basestationColourCode
BaseStationColourCodeofGERANneighbourcell,(PartofPhysicalCellId)
LNADJG
CIGeran
gTargetCi
CellIdentityofGERANneighborcell(PartofGERANglobalcellID;CGI)
LNADJG
LACGeran
gTargetLac
LACofGERANneighbourcell
LNADJG
MCCGeran
mcc
MobileCountryCodeincludedinthePLMNIDoftheGERANneighbourcell
LNADJG
MNCGeran
Mnc
MobileNetworkCodeincludedinthePLMNIDoftheGERANneighbourcell
LNADJG
MNCLengthGeran
mncLength
LengthofMobileNetworkCodeincludedinthePLMNIDoftheGERANneighbourcell
LNADJG
NetworkColourCode
networkColourCode
NetworkColourCodeofGERANneighbourcell(PartofPhysicalCellId)
LNADJG
RACGeran
gTargetRac
RoutingAreasCode(RAC)ofGERANneighborcell.
ROHC参数
表2-4ROHC
参数级别
参数名
Remark
参数缩写
参数意义
推荐值
LNBTS
ActivatePDCProbustheadercompression
actPdcpRohc
ThisparameteractivatestheusageofPDCPRobustHeaderCompression.
true
3关闭基站的Volte功能相对应的参数修改
VoLTE无线参数设置指导VoLTECall
o基站要关闭VoLTECall,只需要关闭actConvVoice这个参数即可。
图3-1actConvVoice设置
表3-1VoLTECall参数列表
参数级别
参数名
Remark
参数缩写
参数意义
推荐值
LNBTS
Activatesupportofconversationalvoicebearer
actConvVoice
Thisparameteractivatesthesupportoftheconversationalvoicebearer.Thechangebecomesactiveforacellafterthenextcelllocking/cellunlockingsequence.
FALSE
VoLTECall
o基站要关闭VoLTECall,只需要在LNBTS中关闭开actEnhAcAndGbrServices、actmultGbrbearers和actMultBearers这三个参数即可(即从”ture“改成”false”)。
图3-2VoLTECall参数设置
表3-2VoLTECall参数列表
参数级别
参数名
Remark
参数缩写
参数意义
推荐值
LNBTS
ActivateenhancedACandGBRservices
actEnhAcAnd
ThisparameteractivatessupportofthefollowingfeaturesARPbasedAdmissionControl(LTE534),SmartAdmissionControl,comprisingRACandTAC(LTE497)andEPSbearerswithQCI2,3and4(LTE496).FeatureLTE496introducessupportofQCI2,3,and4alongwithhigherguaranteedbitratesandrelatedcongestiondetectionandhandlingmechanisms.Admissioncontrolfunctionality(LTE497)isextendedatthesametimefromacounterbasedsolutiontobecomeloadbasedandofferinadditioncongestionhandlingfunctionalitytobetteraddresstheneedsbeingimposedbyhigherguaranteedbitrates.FinallytheARPbasedadmissioncontrol(LTE534)allowstoconsidertheARPpriorityinload-basedadmissionandadmissionrelatedpre-emptionaswellasincongestionhandlingasanadditionalmoreservice-relateddimensionfordifferentiatedtreatmentofbearerswithguaranteedresources.Asthosefeaturesarecloselyinter-related,theyareactivatedviaacommonactivationparameter.
FALSE
GbrServices
LNBTS
ActivatemultipleGBRbearers
actmultGbrbearers
hisparameteractivatesthesupportofmultipleGBREPSBearers.
FALSE
LNBTS
Activatemultiplebearers
actMultBearers
ThisparameteractivatesthesupportofmultipleEPSBearers.
FALSE
SRVCC(eSRVCC)设置
o基站要关闭VoLTECall,SRVCC和eSRVCC从基站侧看无区别,只需要关闭actSrvccToGsm这个参数即可。
具体设置如下
LNBTS部分LNBTS:
设置actSrvccToGsm=false
图3-3SRVCC切换开关
表3-3SRVCC切换参数列表
参数级别
参数名
Remark
参数缩写
参数意义
推荐值
LNBTS
ActivateSRVCCtoGSM
actSrvccToGsm
ThisparameterenablesthefeatureSRVCCfromLTEtoGSM
FALSE
ROHC参数
表3-4ROHC
参数级别
参数名
Remark
参数缩写
参数意义
推荐值
LNBTS
ActivatePDCProbustheadercompression
actPdcpRohc
ThisparameteractivatestheusageofPDCPRobustHeaderCompression.
FALSE
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