EGPRS问题处理操作指导.docx

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EGPRS问题处理操作指导.docx

EGPRS问题处理操作指导

 

诺基亚西门子BSC

(E)GPRS问题处理操作指导

 

文档说明:

该文档提供了对于小区(E)GPRS异常的日常排查方法,及各个步骤的详细操作指令说明,在最后列出了针对(E)GPRS异常问题最新的软件修正。

一、(E)GPRS异常小区排查方法

1)提取最新忙时1小时统计报告,列出流量异常小区。

(由优化工程师协助)

2)检查小区(E)GPRS业务实时状态。

3)检查小区状态是否闭锁,是否无话务

4)检查EGPRS配置

5)对比一周内同时段统计指标,进一步对比最早发现流量异常当天24小时指标,查找开始异常时间点

6)如果从历史数据看一直异常,则分析话务占用情况(包括查看其历史统计有无话务,或有无7738告警)

7)根据历史流量异常时间点,提取并分析BSC/BTS历史告警

8)根据历史流量异常时间点,提取并分析历史操作日志

二、具体的检查方法

检查小区(E)GPRS业务实时状态:

A)检查PCU下小区上下行TBF:

LOADINGPROGRAMVERSION7.23-0

WELCOMETOSERVICETERMINALDIALOGUE

00-MAN>ZRS:

33,A0BE

LINKTO0033ESTABLISHED

WELCOMETOIMSGWSERVICETERMINALDIALOGUE,BCSU-33,PCU-9,

2010-5-2812:

32:

10

Disclaimer:

-IMSGWSERVICETERMINALISASPECIALISTTOOL.

UNAUTHORIZEDUSAGEMAYCAUSEDAMAGE.

BCSU/33/PCU/9/OSE>

BCSU/33/PCU/9/OSE>dpcutbf

------------------------------------------------------------

---->Commanddpcutbfexecutedon[28/5/201012:

32:

39:

553019]<----

------------------------------------------------------------

**************************STARTOFTRACE****************************

SEG-IDNum-TRXDSP-IDNum-UL-TBFsNum-DL-TBFs

354225

11422300

281001

291000

9524300

-----------------------------------------------------------

TOTAL:

26

-----------------------------------------------------------

**************************ENDOFTRACE****************************

BCSU/33/PCU/9/OSE>exit

------------------------------------------------------------

---->Commandexitexecutedon[28/5/201012:

32:

54:

263012]<----

------------------------------------------------------------

00-REM>ZE

 

ENDOFSERVICETERMINALSESSION

COMMANDEXECUTED

B)检查小区(E)GPRS配置时隙占用情况:

LOADINGPROGRAMVERSION7.23-0

WELCOMETOSERVICETERMINALDIALOGUE

00-MAN>ZRS:

33,A0BE

Disclaimer:

-IMSGWSERVICETERMINALISASPECIALISTTOOL.

UNAUTHORIZEDUSAGEMAYCAUSEDAMAGE.

BCSU/33/PCU/9/OSE>

BCSU/33/PCU/9/OSE>dsegrnw1

------------------------------------------------------------

---->Commanddsegrnwexecutedon[7/6/201012:

35:

24:

723001]<----

------------------------------------------------------------

SEG_ID:

1Num_BTS:

2BCCH_BCSU_UNIT:

16730

Num_GRPS_TSLs:

6Num_EGRPS_TSLs:

12

PCCCH_BTS:

1

PCCCH_TRX:

3

PCCCH_TSL:

NotConfigured

PCCCH_DSP_ID:

NotConfigured

NCMode:

0

SEG_ID:

1BTS_ID:

1Access_Tech:

GSM_PEdge_Capable:

NO

Num_Default_TSLs:

5Num_Dedicated_TSLs:

4

Actual_Num_of_TSLs_for_PSW:

6BCCH_TRX_BCSU:

16730

DLCODINGSCHEMEINACKNOWLEDGEDMODE:

CS2

ULCODINGSCHEMEINACKNOWLEDGEDMODE:

CS2

DLCODINGSCHEMEINUNACKNOWLEDGEDMODE:

CS2

ULCODINGSCHEMEINUNACKNOWLEDGEDMODE:

CS2

Num_TRX:

1

BTS_ID:

1TRX_ID:

3ARFCN:

73AccessTech:

GSM_P

TX_Power:

0Hopping:

YESTerritory_Type:

GPRS_CS1_CS2

DSPId:

5CONTR_BCSU_ADDR:

16730

Num_of_PSW_TSLs:

6

TSL_2:

ADDITIONAL

TSL_3:

DEFAULT

TSL_4:

DEDICATED

TSL_5:

DEDICATED

TSL_6:

DEDICATED

TSL_7:

DEDICATED

 

SEG_ID:

1BTS_ID:

1001Access_Tech:

GSM_PEdge_Capable:

YES

Num_Default_TSLs:

12Num_Dedicated_TSLs:

8

Actual_Num_of_TSLs_for_PSW:

12BCCH_TRX_BCSU:

0

INITIALMCSFORACKNOWLEDGEDMODE:

MCS6

INITIALMCSFORUNACKNOWLEDGEDMODE:

MCS5

DLCODINGSCHEMEINACKNOWLEDGEDMODE:

CS2

ULCODINGSCHEMEINACKNOWLEDGEDMODE:

CS2

DLCODINGSCHEMEINUNACKNOWLEDGEDMODE:

CS2

ULCODINGSCHEMEINUNACKNOWLEDGEDMODE:

CS2

Num_TRX:

2

BTS_ID:

1001TRX_ID:

1ARFCN:

48AccessTech:

GSM_P

TX_Power:

0Hopping:

NOTerritory_Type:

EGPRS_CS1_CS2

DSPId:

6CONTR_BCSU_ADDR:

16730

Num_of_PSW_TSLs:

8

TSL_0:

DEDICATED

TSL_1:

DEDICATED

TSL_2:

DEDICATED

TSL_3:

DEDICATED

TSL_4:

DEDICATED

TSL_5:

DEDICATED

TSL_6:

DEDICATED

TSL_7:

DEDICATED

EDAPid:

1

ExtPCMLineoftheSMCH:

10160

ExtPCMTSL(64K)oftheSMCH:

14

ExtPCMSTSL(16K)oftheSMCH:

0

BTSidofSMCH:

1001

TRXidofSMCH:

1

RTSLofSMCH:

7

 

BTS_ID:

1001TRX_ID:

2ARFCN:

70AccessTech:

GSM_P

TX_Power:

0Hopping:

NOTerritory_Type:

EGPRS_CS1_CS2

DSPId:

7CONTR_BCSU_ADDR:

16734

Num_of_PSW_TSLs:

4

TSL_4:

DEFAULT

TSL_5:

DEFAULT

TSL_6:

DEFAULT

TSL_7:

DEFAULT

EDAPid:

1

ExtPCMLineoftheSMCH:

10160

ExtPCMTSL(64K)oftheSMCH:

30

ExtPCMSTSL(16K)oftheSMCH:

0

BTSidofSMCH:

1001

TRXidofSMCH:

2

RTSLofSMCH:

7

 

BCSU/33/PCU/9/OSE>exit

------------------------------------------------------------

---->Commandexitexecutedon[7/6/201012:

35:

52:

363096]<----

------------------------------------------------------------

00-REM>ZE

通过网管安装的BTS sitemanager软件登录基站

打开基站传输板配置,查看基站侧的2M时隙配置是否与BSC侧一致,另外,由于MetroSite的BCF主控功能集成在机柜的第一个载频中,不像其它类型基站由单独的BCF或系统模块,由于未知的原因,可能会在时隙配置修改后,其2M配置不能正确映射到BTS的D-bus中,UltraSite和MetroSite这一代产品的传输管理软件HubManager中,有个查看D-bus配置的选项,必要时,可以去登录查看。

(目前有发生在Metro上远程无法查看的现象,应属于软件问题)

检查小区工作状态是否闭锁,是否无话务

 

如果基站工作状态闭锁或异常,则需要查明其原因。

检查(E)GPRS配置:

A)检查BSC级别FEATURE和LICENCE(ZWOS、ZW7I):

如果FEATURE或LICENCE异常,需要重新开启该功能。

2,644;

LOADINGPROGRAMVERSION8.2-0

EXECUTIONSTARTED

PARAMETERCLASS:

2SYSTEM_FUNCT_CONFIGUR

IDENTIFIERNAMEOFPARAMETERACTIVATIONSTATUS

00644DYN_ABIS_IN_USEACTIVATED

COMMANDEXECUTED

FEA,FULL:

FSTATE=ON;

FEATUREINFORMATION:

----------------------------------------------

FEATURECODE:

..............13

FEATURENAME:

..............PCUappSW

FEATURESTATE:

.............ON

FEATURECAPACITY:

..........100

----------------------------------------------

FEATURECODE:

..............4

FEATURENAME:

..............EDGEBSSFnc

FEATURESTATE:

.............ON

FEATURECAPACITY:

..........371

----------------------------------------------

FEATURECODE:

..............673

FEATURENAME:

..............GPRS

FEATURESTATE:

.............ON

FEATURECAPACITY:

..........484

COMMANDEXECUTED

注:

GPRSLicence容量检查:

ATRXisseenasaGPRSTRXifparametersGPRSenabledTRX(GTRX)andGPRSenabled(GENA)areenabled.

注:

EDGELicence容量检查:

ATRXisseenasanEDGETRXifparametersGPRSenabledTRX(GTRX),GPRSenabled(GENA),andEGPRSenabled(EGENA)areenabled.

UCAP,FULL:

FEA=4;

USEDCAPACITYREPORT:

FEATURECODECAPACITYUSAGE

REQUESTSTATUS

--------------------------------------------------------

4345

SUCCESS

UCAP,FULL:

FEA=673;

USEDCAPACITYREPORT:

FEATURECODECAPACITYUSAGE

REQUESTSTATUS

--------------------------------------------------------

673256

SUCCESS

 

B)检查BVC状态(ZEQO):

BSC3iBSC1232010-05-2718:

08:

04

GPRSPARAMETERS:

================

SEG-0001V1WANGZHUANG1

BCF-0001BTS-0001V1WANGZHUANG1

-------------------------------------

GPRSENABLED.............................(GENA)...Y

PACKETSERVICEENTITYIDENTIFIER......(PSEI)...26

NETWORKSERVICEENTITYIDENTIFIER.....(NSEI)...54827

BSSGPVIRTUALCONNECTIONIDENTIFIER...(BVCI)...10001

BVCIOPERATIONALSTATE.........................WO_EX

ROUTINGAREAIDENTIFICATION..............(RAI)

MOBILECOUNTRYCODE...................(MCC)....460

MOBILENETWORKCODE...................(MNC)....00

LOCATIONAREACODE....................(LAC)....14695

ROUTINGAREACODE........................(RAC)....0

EGPRSENABLED............................(EGENA)..Y

DEDICATEDGPRSCAPACITY..................(CDED)...1%

DEFAULTGPRSCAPACITY....................(CDEF)...50%

MAXGPRSCAPACITY........................(CMAX)...50%

如果BVCI状态异常,不是WO_EX,则需要查明原因,尽早开启。

C)检查(E)GPRSTRX配置(ZERO)和EDAP(ZESI):

非GPRSTRX(GTRX=N,且不使用DAP,即DAP=N)配置举例如下:

BSC3iBSC1232010-06-0814:

35:

48

TRANSCEIVERDATA

ADM.STATEOP.STATE

--------------------------------------

BCF-0001UNLOCKEDWO

SEG-0001V1WANGZHUANG1

BTS-0001V1WANGZHUANG1UNLOCKEDWO

TRX-004EDGEUNLOCKEDWO

BCSU-3

HRSYPREFN

GTRXN

FREQ14TSC7FRT0(REGULAR)LEV-75dBm

BFREQ-BTSC-BFRT-BLEV-

DALN(NOTUSED)DAPN(NOTUSED)LEVDN(NOTUSED)

BDAL-

SIGN0

D-CHTELECOMLINKSET6T0014

RTSLPCM-TSLSUB_TSLTYPEI.LEVADM.STATEOP.STATECH.STATUS

------------------------------------------------------------------------------

0513-SDCCH-UNLOCKEDWO

1513-SDCCH-UNLOCKEDWO

2513-72TCHD0UNLOCKEDWOFR

3513-73TCHD0UNLOCKEDWOFR

4513-80TCHD0UNLOCKEDWOFR

5513-81TCHD0UNLOCKEDWOFR

6513-82TCHD0UNLOCKEDWOFR

7513-83TCHD0UNLOCKEDWOFR

TRANSCEIVERHASNOINTERFERINGCELLS

COMMANDEXECUTED

检查该TRX时隙有无3、4级干扰,如果有,建议排查干扰。

GPRSTRX(GTRX=Y,且不使用DAP,即DAP=N)配置举例如下:

BSC3iBSC1232010-06-0814:

32:

01

TRANSCEIVERDATA

ADM.STATEOP.STATE

--------------------------------------

BCF-0001UNLOCKEDWO

SEG-0001V1WANGZHUANG1

BTS-0001V1WANGZHUANG1UNLOCKEDWO

TRX-003UNLOCKEDWO

BCSU-1

HRSYPREFN

GTRXY

FREQ91TSC7FRT0(REGULAR)LEV-75dBm

BFREQ-BTSC-BFRT-BLEV-

DALN(NOTUSED)DAPN(NOTUSED)LEVDN(NOTUSED)

BDAL-

SIGN0

D-CHTELECOMLINKSET5T0013

RTSLPCM-TSLSUB_TSLTYPEI.LEVADM.STATEOP.STATECH.STATUS

------------------------------------------------------------------------------

0513-MBCCH-UNLOCKEDWO

1513-SDCCH-UNLOCKEDWO

2513-52TCHD0UNLOCKEDWOIDID

3513-53TCHD0UNLOCKEDWOGP

4513-60TCHD0UNLOCKEDWOGP

5513-61TCHD0UNLOCKEDWOGP

6513-62TCHD0UNLOCKEDWOGP

7513-63TCHD0UNLOCKEDWOGP

TRANSCEIVERHASNOINTERFERINGCELLS

 

EGPRSTRX(使用DAP,即DAP=X,X代表DAPID)配置举例如下:

ADM.STATEOP.STATE

--------------------------------------

BCF-0001UNLOCKEDWO

SEG-0001V1WANGZHUANG1

BTS-1001V1WANGZHUANG1EUNLOCKEDWO

TRX-002EDGEUNLOCKEDWO

BCSU-3

HRSYPREFN

GTRXY

FREQ70TSC7FRT0(REGULAR)LEV-75dBm

BFREQ-BTSC-BFRT-BLEV-

DALN(NOTUSED)DAP1LEVDN(NOTUSED)

BDAL-

SIGN0

D-CHTELECOMLINKSET2T0012

RTSLPCM-TSLSUB_TSLTYPEI.LEVADM.STATEOP.STATECH.STATUS

------------------------------------------------------------------------------

0513-30TCHD0UNLOCKEDWOFR

1513-31TCHD0UNLOCKEDWOFR

2513-32TCHD0UNLOCKEDWOFR

3513-33TCHD0UNLOCKEDWOFR

4513-4

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