UTRAN TROUBLE-SHOOTING

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Troubleshooting guide

Transcript of UTRAN TROUBLE-SHOOTING

UTRAN TROUBLE-SHOOTING EXERCISES BYMOSHELLUTRAN TROUBLE-SHOOTING EXERCISES1 Synchronization problem.2 Missing devices.3 Iu Problem, MTP3 link deactivated.4 Iu Problem, transmission problem.5 Cell problem, parameter mismatch.6 Aal2 problem, locked Aal2Pathes.7 Aal2 problem, Aal2 pathes are disabled.8 Aal2 problem, missing aal2pathes.9 Aal2 problem, bad Aal2 routing.10 Cell problem, transmission configuration in RNC.11 Cell problem, transmission fault in RXIHow to trouble-shoot using Moshell.? Here we put information to find the fault and correct the fault1 Synchronization problem1.1 Symptom:all cells down in str//CRITICAL ALARM System Clock Quality DegradationRNC10> al================================================================================================Sever Specific Problem Cause Mo-Reference================================================================================================Crit System Clock Quality Degradation replaceable_unit_problem Synchronization=11.2 Find the fault://ALL NODESYNCHTP ARE DOWNRNC10> str-MOD IUBLINK CELLNAMES CELL1 CELL2 CELL3 CD12 ATMPORTS-1 10 3012-8/9/0 00000 00000 00000 11001 11 3013-1/2/3 0000 0000 0000 11001 12 3013-4/5/6 00000 00000 00000 11001 13 3013-7/8/9 0000 0000 0000 11001 14 3014-0/1/2 00000 00000 00000 11001 15 3014-3/4/5 0000 0000 0000 11001 16 3014-6/7/8 0000 0000 0000 1100//THE CLOCKS ARE FREE RUNNING//BECAUSE NO VALID SYNCHRONIZATION REFERENCE IS DEFINED IN SYNCHRONIZATION MORNC10> get synchroniz=================================================================================================================1171 TransportNetwork=1,Synchronization=1=================================================================================================================SynchronizationId 1degradationIsFault 0 (degrNotFault)syncRefActivity i[8] = 1 1 1 1 1 1 1 1syncRefPriority i[8] = 1 0 0 0 0 0 0 0syncRefStatus i[8] = 0 0 0 0 0 0 0 0syncReference [8] =>>> syncReference = Equipment=1,Subrack=MS,Slot=4,PlugInUnit=1,TimingUnit=1,TuSyncRef=1>>> syncReference =>>> syncReference =>>> syncReference =>>> syncReference =>>> syncReference =>>> syncReference =>>> syncReference =systemClockA 4 (freeRunningMode)systemClockB 4 (freeRunningMode)userLabel=================================================================================================================Total: 1 MOs//RNC10> mom refstate//syncRefStatus possible values: 0:failed, 1:degraded, 2:lossOfTracking, 3:ok, 4:refPathFailed_A, 5:refPathFailed_BRNC10> lst Subrack=MS,Slot=4,PlugInUnit=1,TimingUnit=1,TuSyncRef=1===================================================================================Proxy Adm State Op. State MO===================================================================================473 1 (UNLOCKED) 0 (DISABLED) Equipment=1,Subrack=MS,Slot=4,PlugInUnit=1,TimingUnit=1,TuSyncRef=1===================================================================================Total: 1 MOs1.3 Correct the fault//ADD A VALID SYNCHRONIZATION REFERENCE, FOR INSTANCE AN OS155 CONNECTING TO THE IU INTERFACERNC10> lk ranap=iuc===================================================================================Proxy Adm State Op. State MOs linked to 4505:Ranap=Iuc2300===================================================================================2216 TransportNetwork=1,Aal2RoutingCase=Iu14505 0 (DISABLED) RncFunction=1,Ranap=Iuc23002306 TransportNetwork=1,SccpSp=Iu1,SccpScrc=1,SccpGlobalTitle=Iuc-1-23001994 TransportNetwork=1,Aal2Sp=1,Aal2Ap=Iu1,Aal2PathDistributionUnit=Iu1-21995 TransportNetwork=1,Aal2Sp=1,Aal2Ap=Iu1,Aal2PathDistributionUnit=Iu1-11993 0 (DISABLED) TransportNetwork=1,Aal2Sp=1,Aal2Ap=Iu12307 TransportNetwork=1,SccpSp=Iu1,SccpScrc=1,SccpEntitySet=Iuc-1-23002311 0 (DISABLED) TransportNetwork=1,SccpSp=Iu1,SccpScrc=1,SccpApRemote=Iuc-1-23001714 0 (DISABLED) TransportNetwork=1,Mtp3bSpItu=Iu1,Mtp3bAp=Iuc-1-2300-31718 0 (DISABLED) TransportNetwork=1,Mtp3bSpItu=Iu1,Mtp3bAp=Qaal2-1-2300-121720 0 (DISABLED) TransportNetwork=1,Mtp3bSpItu=Iu1,Mtp3bSrs=Iuc-1-2300-3,Mtp3bSr=11717 0 (DISABLED) TransportNetwork=1,Mtp3bSpItu=Iu1,Mtp3bSls=Iuc-1-2300-3,Mtp3bSlItu=11716 0 (DISABLED) TransportNetwork=1,Mtp3bSpItu=Iu1,Mtp3bSls=Iuc-1-2300-31719 0 (DISABLED) TransportNetwork=1,Mtp3bSpItu=Iu1,Mtp3bSrs=Iuc-1-2300-32273 1 (ENABLED) TransportNetwork=1,NniSaalTp=Iuc-11698 1 (ENABLED) TransportNetwork=1,Aal5TpVccTp=Iuc-12240 1 (ENABLED) TransportNetwork=1,AtmPort=MS-6-1,VplTp=1,VpcTp=1,VclTp=vc34===================================================================================RNC10> get AtmPort=MS-6-1=================================================================================================================2223 TransportNetwork=1,AtmPort=MS-6-1=================================================================================================================AtmPortId MS-6-1availabilityStatus 0 (NO_STATUS)hecCorrectionMode trueoperationalState 1 (ENABLED)userLabel MS-6-1uses Subrack=MS,Slot=6,PlugInUnit=1,ExchangeTerminal=1,Os155SpiTtp=1,Vc4Ttp=1valueOfLastCellWithUnexp Struct{3}>>> 1.vpi = 2>>> 2.vci = 50>>> 3.pti = 0=================================================================================================================//WE CHOOSE SYNCPRIORITY=2 BECAUSE 1 WAS ALREADY TAKENRNC10> acc synch addsyncrefresource=================================================================================================================Proxy MO Action Nr of Params=================================================================================================================1171 Synchronization=1 addSyncRefResource 2Parameter 1 of 2, syncReference (moRef-ManagedObject):Enter mo LDN: Subrack=MS,Slot=6,PlugInUnit=1,ExchangeTerminal=1,Os155SpiTtp=1Parameter 2 of 2, syncPriority (long): 2>>> Return value = null=================================================================================================================Total: 1 MOs attempted, 1 MOs actioned//NOW THE CLOCKS ARE IN LOCKED MODERNC10> get synchroniz=================================================================================================================1171 TransportNetwork=1,Synchronization=1=================================================================================================================SynchronizationId 1degradationIsFault 0 (degrNotFault)syncRefActivity i[8] = 1 2 1 1 1 1 1 1syncRefPriority i[8] = 1 2 0 0 0 0 0 0syncRefStatus i[8] = 0 3 0 0 0 0 0 0syncReference [8] =>>> syncReference = Equipment=1,Subrack=MS,Slot=4,PlugInUnit=1,TimingUnit=1,TuSyncRef=1>>> syncReference = Equipment=1,Subrack=MS,Slot=6,PlugInUnit=1,ExchangeTerminal=1,Os155SpiTtp=1>>> syncReference =>>> syncReference =>>> syncReference =>>> syncReference =>>> syncReference =>>> syncReference =systemClockA 2 (lockedMode)systemClockB 2 (lockedMode)userLabel=================================================================================================================Total: 1 MOs//THE NODESYNCHTP MOs ARE UPRNC10> str-MOD IUBLINK CELLNAMES CELL1 CELL2 CELL3 CD12 ATMPORTS-1 10 3012-8/9/0 00000 00000 00000 11111 11 3013-1/2/3 0000 0000 0000 11111 12 3013-4/5/6 00000 00000 00000 11111 13 3013-7/8/9 0000 0000 0000 11111 14 3014-0/1/2 00000 00000 00000 11111 15 3014-3/4/5 0000 0000 0000 11112 Missing devices2.1 Symptom:all cells down in str//Alarm on all cells UtranCell_ServiceUnavailableRNC10> al================================================================================================Sever Specific Problem Cause Mo-Reference================================================================================================Maj UtranCell_ServiceUnavailable unavailable UtranCell=30101Maj UtranCell_ServiceUnavailable unavailable UtranCell=30102Maj UtranCell_ServiceUnavailable unavailable UtranCell=301032.2 Find the fault://CHECK THE TE LOG READ IN MODULE MPRNC10> lh mod1 te log read[2006-07-03 06:23:34.520] rnhCellRoC[36] ../src/RnhCellRoC.cpp:6139 INFO:rnhCellRoC[cellFroId 36, iubLinkFroId 12] failed to unlock cell, reason : = 16002 (CellNoDrhResources)[2006-07-03 06:23:34.520] rnhCellRoC[37] ../src/RnhCellRoC.cpp:6139 INFO:rnhCellRoC[cellFroId 37, iubLinkFroId 12] failed to unlock cell, reason : = 16002 (CellNoDrhResources)[2006-07-03 06:23:34.520] rnhCellRoC[38] ../src/RnhCellRoC.cpp:6139 INFO:rnhCellRoC[cellFroId 38, iubLinkFroId 12] failed to unlock cell, reason : = 16002 (CellNoDrhResources)[2006-07-03 06:23:34.520] rnhCellRoC[39] ../src/RnhCellRoC.cpp:6139 INFO:rnhCellRoC[cellFroId 39, iubLinkFroId 13] failed to unlock cell, reason : = 16002 (CellNoDrhResources)[2006-07-03 06:23:34.520] rnhCellRoC[40] ../src/RnhCellRoC.cpp:6139 INFO:rnhCellRoC[cellFroId 40, iubLinkFroId 13] failed to unlock cell, reason : = 16002 (CellNoDrhResources)//We see that many cells cannot be unlocked due to missing devices (Drh = Device Resource Handler)//CHECK THE STATE OF THE DEVICES//ALL CC DEVICES ARE LOCKEDRNC10> stdDEVICE STATEMOD LNH TYPE DEV/SPM DEV-ID SPM-ID1 001900/sp1.lnh CC L1 MS/19/CC/1 MS/19/21 002000/sp1.lnh CC L1 MS/20/CC/1 MS/20/28 002200/sp1.lnh CC L1 MS/22/CC/1 MS/22/28 002300/sp1.lnh CC L1 MS/23/CC/1 MS/23/22.3 Correct the fault//UNLOCK ALL CCDEVICESRNC10> deb ccdevice============================================================================================================Id MO AdministrativeState Result============================================================================================================54 Subrack=MS,Slot=23,PlugInUnit=1,SpbDeviceGroup=1,SpbDeviceSet=Cc,CcDevice=1 1 >>> Set.101 Subrack=MS,Slot=22,PlugInUnit=1,SpbDeviceGroup=1,SpbDeviceSet=Cc,CcDevice=1 1 >>> Set.133 Subrack=MS,Slot=20,PlugInUnit=1,SpbDeviceGroup=1,SpbDeviceSet=Cc,CcDevice=1 1 >>> Set.145 Subrack=MS,Slot=19,PlugInUnit=1,SpbDeviceGroup=1,SpbDeviceSet=Cc,CcDevic