更改歷Revision增加FGPA錯誤包Switch5389上各CPUoverload檢補充說明octopusADSL端口排SFPEONTENET數目 范 排障思路概 排障步 數據配置及狀態檢 流量檢 MAC地址學習檢 檢查Switch5389上各接口狀 CPUOverload檢 OLT檢 鏡像抓 典型故 用戶側MAC地址環 用戶側協議報文沖 EPONSFPEONTENET數據錯 網絡側目范排障思路概述對寬帶用戶端口的排障來說，首先應確保相關配置數據準確無誤；其次確保7353LT側端口過對上連口鏡像抓包來判斷該故障是否與有關。抓包則在Switch5389上進行。排障步驟數據配置及狀態檢查 對于線路質量不佳的XDSL線路，建議通過修改所綁定的SpectrumProfile，關閉對于延時要求較高的XDSL線路，建議通過修改所綁定的ServiceProfile，以確保其交織深> "XDSL-1-1-1-1:PRBNDLPATTUP,\"00000000000000000000"XDSL-1-1-1-1:PRBNDSIGATTUP,\"00000000000000000000"XDSL-1-1-1-1:PRBNDNSMARUP,\"00000000000000000000\"""XDSL-1-1-1-1:PRBNDLPATTDN,\"00000000000000000000"XDSL-1-1-1-1:PRBNDSIGATTDN,\"00000000000000000000"XDSL-1-1-1-1:PRBNDNSMARDN,\"00000000000000000000\""Line105status: :Selected :VDSLprofile :0(none)Loopbackmode LastFirstNEDefect NE:0 FE:0LastFirstFEDefect NE:0 FE:0LastFirstNEFailure NE:0 FE:0LastFirstFEFailure NE:0 FE:0LastShowtimeExitFailure0FE:LastShowtimeupLastEventTimeLog0LastEventTimeLog0LastEventTimeLog0LastEventTimeLog1LastEventTimeLog50LastRetrain0LastParamValidationFailActualElectricalLengthActualUS0maskSNRure:0:US:DS:LATN:SATN:SNRM:OutputpowerReferencePSDElectricalLengthAttainablebitrateActualLinebitrateLoopDelayB0ActualbitrateB0latencypathnbB0delayB0LATN:US:US:-US:US:US:US:US:US:US:US:US:US:US:SATN:DS:DS:-DS:DS:DS:DS:DS:DS:DS:DS:DS:DS:DS:SNRM:B0TPSTC:B0US:DS:B0US:DS:B0US:DS:B0US:DS:B0US:DS:B0US:DS:B0US:DS:B0US:DS:B0US:DS:B0US:DS:B0US:DS:B0US:DS:B0codingUS:DS:B0US:DS:B0US:DS:B0US:DS:B1US:DS:US:DS:檢查XDSL端口的ATMPVC，以及綁定的VLAN等數據。需注意分配給端口的可學習MAC地址流量檢查Line96 15min NE: FE: NE: FE: NE: FE: NE: FE: NE: FE: NE: FE: NE: FE:LOLSNE&LPRS NE: FE:B0 NE: FE:B0B0Uncorr.codewordB0rtxCW

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FE:FE:B0 NE: FE:B0rtxUncorrectedCW NE:0 FE:0B0totalcells NE:677933 B0totalusercells NE:2428 FE:2911B0hecerrors NE:0 FE:0B0overflow NE: FE:B0bit NE: FE:B1 NE: FE:B1B1Uncorr.codewordB1rtxCW

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FE:FE:B1 NE: FE:B1rtxUncorrectedCW NE:0 FE:0B1totalcells NE:0 FE:0B1totalusercells NE:0 FE:0B1hec NE: FE:B1overflow NE: FE:B1biterrorsFailedFullInitSuccessfulFullInitNear FarEnd UptimePeriodIdentificationElapsedtimein15minElapsedtimein24hour

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FE:0:3590:5e0:10f0:d8如果命令ccbcmfpgaget5762檢查后發現藍色字體數字非0，且變化很大時，則說明7353檢查FPGA對應各LT的報文統計。其中每2行對應一個LT槽位，即0、10對應LT1；20{nt1101}[USR0-s]>ccbcmfpgaget0x35001280:000000000000000010:00000000000000020:8f7e228f7e1d8f7e1d8f7e1d8f7e1d8f7e0a8f7e1e8f7e1e8f7e1e8f7e0c8f7e0c8f7e238f7e238f7e228f7e038f7e1830:8f7e188f7e188f7e0a8f7e1a8f7e1a8f7e1a8f7e1a8f7e048f7e218f7e218f7e218f7e0d8f7e0d8f7e218f7e218f7e2140:132290033fb402ba20000218f000050:00000000000000060:00000000000000070:0000000000000000xxxx{nt1101}[USR0-s]>ccbcmfpgaget0x7c20:70此外，某些異常情況下會出現FPGA失鎖故障，可以通過命令ccbcmfpgaget0x302來檢查。FPGA ]>ccbcmfpgaget0x3020:0FPGA ]>ccbcmfpgaget0x3020:檢查NP的轉發流量。命令ccsetcounter31打開debug；命令ccsetcounter0是把counter清0；命令ccshowcounter0是查看具體的counter變化。其中UpstreamForwardPackets為上行，DownstreamForwardedPackets為下行。 SetDBGCOUNTERFlag(Baseaddress0xca002c28)asWARNING::SetValueisnotinputed,AllDBGCounterwillbeclearedtoZero!!SetUpstreamDBGCounter(Baseaddress0x5dcdc00)valueas0DBGGlobalCounterFlag(Baseaddress0xca002c28)isEnabledGETxInterfaceFlag(Baseaddress0xca002c2c)isDisabledGERxInterfaceFlag(Baseaddress0xca002c30)isDisabledCountvaluesofUpstreamDBGGlobalCounter(Baseaddress0x5dcdc00)UpstreamReceivedPackets 83(@0x5dcdc00) 44UpstreamToOBC 2UpstreamFromOBC 40CountvaluesofDownstreamDBGGlobalCounter(Baseaddress0x5dcdc40)DownstreamReceivedPackets 50(@0x5dcdc40) 46DownstreamToOBC 4 0EntryEntrysuccessfullyccbcmspiget391444 page0x27,addr0x88,registervalue0x847111Entrysuccessfullyadded. page0x27,addr0x90,registervalue0x3bd9Entrysuccessfullyadded.針對NP到Switch的下行通道方向ccbcmspiget39244是查看單播的流spiget39164 page0x27,addr0x18,registervalue0xbc88c8Entrysuccessfullyadded. page0x27,addr0x10,registervalue0xd46Entrysuccessfullyadded.化。ccbcmspiget33164 page0x21,addr0x18,registervalue0x10761f5Entrysuccessfullyadded. page0x21,addr0x10,registervalue0x3bcaEntrysuccessfullyadded.針對Switch到XPON的下行通道方向，命令ccbcmspiget331364是查看單播的流量化。ccbcmspiget331444 ]>ccbcmspiget331364page0x21,addr0x88,registervalue0x17ad976page0x21,addr0x90,registervalue0xd42Entrysuccessfullyadded.MAC地址學習檢查因此正常情況下，如果XDSLFGPANP整個上行通道轉發正常，則NP就能學習到用戶側的MAC檢查Switch5389上各接口狀Switch5389上這些接口的狀態是否正常。Switch53897353各功能模T&D命PortVOIPccbcmspiget162Portccbcmspiget172Portccbcmspiget182Portccbcmspiget222Portccbcmspiget232需要執行2遍命令。當執行第2遍命令后，如registervalue的最后一位是d，則表示接口狀page0x10,addr0x2,registervalue0x169Entrysuccessfullyadded.{nt1101}[USR0-s]>ccbcmspiget1622page0x10,addr0x2,registervalueCPUOverload某些異常情況下會出現7353NTCPUOverload ]>cpulstart0Cpuloadmonitorstarted,interval:0!CPU ]>cpulshow0Wehave19recordsinvalid!Recordtimestartat5:3:28,11th/3,70Recordtimeendat5:3:47,11th/3,70Time- Usage|Time- 05:03:29-> 05:03:30-> 05:03:34-> 05:03:35-> 05:03:39-> 05:03:44->10%05:03:45-> CPU ]>cpulshow0Wehave52recordsinvalid!Recordtimestartat20:6:3,5th/1,70Recordtimeendat20:6:55,5th/1,Time- Usage|Time- 52recordsweredisyed Cpuloadmonitorstoped!OLT檢鏡像抓包 典型故障用戶側MAC地址環回（如ADO轉送上通道，或模擬以上層S的MC地址為源MC對于3O來說，會導致PNTK中原先在網絡側學習到的正確的BSA地址，因為用戶側環路或AC地址行為，在用戶側又被學習到，并且用戶側錯誤的A地址會頂掉原先網絡側正確的AC地址，從而導致整臺業務中斷。shub-fdb 為徹底規避此類故障的發生，建議在 EPON側增加如下配置 用戶側協議報文沖擊于7342GPON來說，如果15s7342GPON上對應7353的的bridgeport收到300個協議報文，該bridgeport會被臨時關閉15s，并且OLT會觸發如下的告警。7353側啟用協議報文過濾機制，即打開用戶VLAN的secureforwarding，讓用戶側的協議報文進入7353CPU處理，使得7353系統級的協議報文過濾機制生效。缺省情況下，7353的協議報文過濾 /*RTRV-QOS- : EPONSFPEONTENET數據錯當故障表現為EPON7353EONT狀態IS，但上下行業務流不通，通常是因為7353EPONSFP的EONTENET數據錯誤導致，可以在EPONOLT側檢查EONTENET數據并予以修正。 AUTONEGABILITY=10baseT10TFD100TX100TXFD1000TFDFDXPAUSE:IS-NR" 對于7353EPONSFP，只需保留第1個EONTENET，并且確認其VLAN模式為transparent，CVLANdefault為4097，其余的EONTENET都可以并刪除。 網絡側等，對應的errorrecord參考如下。NT*************ERRORRECORD*************time:01/01/7000:13:35.852730seq-number:000001eferrortask:XDHP-#03b43bc0errortype:10007errorclass:ERR_CLASS_NON_RECOVusername:itfmbuildname:filename:/vobs/dsl/sw/flat/ItfMgnt/./linear/nt/ItfmLogical2LinearMgrNt.cpplinenumber:159errorinfo:TheserviceisonlyforLTCallstackip[00]:0x007cee90ip[01]:0x007d262cip[02]:0x007c8560ip[03]:0x007bf7d4ip[04]:0x00b5c470ip[05]:0x00b56dacip[06]:0x00bb9b30ip[07]:0x00c35830ip[08]:0x01004d00ip[09]:0x00fff4ccip[10]:0x00b5fa28ip[11]:ip[12]:0x00b54decip[13]:0x寬帶業務 errortask errortype :1011cerrorclass username :excebuild filename linenumber Exceptionatinstructionaddress0x aRESETCHECKcpsr=0x ,VectorAddress=0xRegisters:R0:0xR1:0xR2:0xR3:0xR4:0xR5:0xR6:0xR7:0xR8:0xR9:0xR10:0xFP:0xIP:0xSP:0xLR:Callstack : : :ip[03]: <-Startexceptionip[04]:0x <-Startexceptionhandling :0x014f03c4ip[06]:0x014c9cf0ip[07]:0x014ca0f8ip[08]:0x014c9b10ip[09]:0x014d99a0ip[10]:0x018022c07353管理使用單層configuresystemshubfilterip-filterport-filter1src-ip-addr172.28.104.253/32vlan-id55configuresystemshubfilterip-filterport-filter1in-portnetwork:1action-dropaction-allowconfiguresystemshubfilterip-filterport-filter2src-ip-addr172.16.24.65/32vl