16-PON典型故障处理思路--new

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Title:Type:ArialSize:32-24-ptColor:TheZTEblueSubtitle:Type:ArialSize:20ptColor:TheZTEgreenG143,B212R140,G198,B62R90,G203,B245PON经典故障处理思路Title:Type:ArialSize:24ptColor:TheZTEblueSubtitle:Type:ArialSize:16-20ptColor:TheZTEgreenG143,B212R140,G198,B62R90,G203,B245宽带业务家庭PPPOE目录Title:Type:ArialSize:22-24ptColor:TheZTEblueSubtitle:Type:ArialSize:14-18ptColor:TheZTEgreenG143,B212R140,G198,B62R90,G203,B245©ZTEAllrightsreserved3内部公开▲拨号6781)确认用户PC和BRAS的MAC;2)查看ONU用户端口能否在业务vlan中学习到用户MAC;例如9806H:showmac-address-table3)查看OLT对应的ONU接口能否在业务vlan中学习到用户MAC;例如OLT:showmacepononuepon-onu_x/x/x:x4)查看OLTshell下内联口能否在业务外层vlan中学习到用户MAC;Drvshell下:l2show5)查看OLT上联口能否在业务vlan中学习到BRAS的MAC;例如OLT:showmacvlanx6)查看ONU上联口能否在业务vlan中学习到BRAS的MAC;例如F822:showmac7)抓包分析;Title:Type:ArialSize:22-24ptColor:TheZTEblueSubtitle:Type:ArialSize:14-18ptColor:TheZTEgreenG143,B212R140,G198,B62R90,G203,B245©ZTEAllrightsreserved4内部公开▲频繁掉线1)查看ONU用户端口限速模板速率是否过小;例如F822:showrunning-configinferfacefei_0/1/12)查看OLT上ONU限速模板速率是否过小;例如OLT:showrunning-configinterfaceepon-onu_x/x/x:x3)查看OLT上是否有MAC漂移情况;例如OLT:showsecuritymac-spoofing-log4)查看OLT和ONU上是否存在MAC绑定的情况;例如OLT:showmacpermanent5)查看用户外线是否存在质量问题;6)查看ONU收光是否超出范围;例如OLT:showponpoweronu-rxepon-onu_x/x/x:x7)查看OLT上ONU接口是否存在错误包持续增长问题;例如OLT:showinterfaceepon-onu_x/x/x:x8)查看ONU告警,是否存在用户端口频繁UP/DOWN问题;例如F822:showloggingalarm9)查看OLT上告警,是否存在ONU频繁离线问题;例如OLT:showloggingalarm|includeslotxoltxonux10)抓包分析;Title:Type:ArialSize:22-24ptColor:TheZTEblueSubtitle:Type:ArialSize:14-18ptColor:TheZTEgreenG143,B212R140,G198,B62R90,G203,B245©ZTEAllrightsreserved5内部公开▲拨号成功,打不开网页1)不分片pingDNS和网页地址,判断丢包、DNS解析和MTU情况;2)检查用户PC或路由器的MTU设置;3)查看OLT上ONU限速模板速率是否过小;例如OLT:showrunning-configinterfaceepon-onu_x/x/x:x4)查看ONU用户端口限速模板速率是否过小;例如F822:showrunning-configinferfacefei_0/x/x5)抓包分析Title:Type:ArialSize:22-24ptColor:TheZTEblueSubtitle:Type:ArialSize:14-18ptColor:TheZTEgreenG143,B212R140,G198,B62R90,G203,B245©ZTEAllrightsreserved6内部公开▲速率不达标1)查看ONU用户端口限速模板速率是否过小;例如OLT:showrunning-configinterfaceepon-onu_x/x/x:x2)查看OLT上ONU限速模板速率是否过小;例如F822:showrunning-configinferfacefei_0/x/x3)检查应用的速率模板突发包是否过小;4)ping测检查丢包/时延情况;5)检查用户外线和光路,排除干扰;6)抓包分析Title:Type:ArialSize:24ptColor:TheZTEblueSubtitle:Type:ArialSize:16-20ptColor:TheZTEgreenG143,B212R140,G198,B62R90,G203,B245宽带业务专线固定IPTitle:Type:ArialSize:22-24ptColor:TheZTEblueSubtitle:Type:ArialSize:14-18ptColor:TheZTEgreenG143,B212R140,G198,B62R90,G203,B245©ZTEAllrightsreserved8内部公开▲ping不通网关1)确认用户PC和BRAS的MAC;2)查看ONU用户端口能否在业务vlan中学习到用户MAC;例如F822:showmac3)查看OLT对应的ONU接口能否在业务vlan中学习到用户MAC;例如OLT:showmacepononuepon-onu_x/x/x:x4)查看OLTshell下内联口能否在业务外层vlan中学习到用户MAC;drvshell下:l2show5)查看OLT上联口能否在业务vlan中学习到BRAS的MAC;例如OLT:showmacvlanx6)查看ONU上联口能否在业务vlan中学习到BRAS的MAC;例如9806H:showmac-address-table7)抓包分析;Title:Type:ArialSize:22-24ptColor:TheZTEblueSubtitle:Type:ArialSize:14-18ptColor:TheZTEgreenG143,B212R140,G198,B62R90,G203,B245©ZTEAllrightsreserved9内部公开▲ping网关丢包1)查看ONU用户端口限速模板速率是否过小;例如F822:showrunning-configinterfacefei_0/x/x2)查看OLT上ONU限速模板速率是否过小;例如OLT:showrunning-configinterfaceepon-onu_x/x/x:x3)查看OLT上是否有MAC漂移情况;例如OLT:showsecuritymac-spoofing-log4)查看OLT和ONU上是否存在MAC绑定的情况;例如OLT:showmacpermanent5)查看用户外线是否存在质量问题;6)查看ONU收光是否超出范围;例如OLT:showponpoweronu-rxepon-onu_x/x/x:x7)查看OLT上ONU接口是否存在错误包持续增长问题;例如OLT:showinterfaceepon-onu_x/x/x:x8)查看ONU告警,是否存在用户端口频繁UP/DOWN问题;例如F822:showloggingalarm9)查看OLT上告警,是否存在ONU频繁离线问题;例如OLT:showloggingalarm|includeslotxoltxonux10)抓包分析;Title:Type:ArialSize:22-24ptColor:TheZTEblueSubtitle:Type:ArialSize:14-18ptColor:TheZTEgreenG143,B212R140,G198,B62R90,G203,B245©ZTEAllrightsreserved10内部公开▲打不开网页1)不分片pingDNS和网页地址,判断丢包、DNS解析和MTU情况;2)检查用户PC或路由器的MTU设置;3)检查OLT/ONU的MTU设置;4)查看OLT上ONU限速模板速率是否过小;例如OLT:showrunning-configinterfaceepon-onu_x/x/x:x5)查看ONU用户端口限速模板速率是否过小;例如F822:showrunning-configinferfacefei_0/x/x6)抓包分析Title:Type:ArialSize:22-24ptColor:TheZTEblueSubtitle:Type:ArialSize:14-18ptColor:TheZTEgreenG143,B212R140,G198,B62R90,G203,B245©ZTEAllrightsreserved11内部公开▲同PON口不能互通检查是否启用ARP代理,需要网关进行转发。例如C300:showip-servicemac-forced-forwardingTitle:Type:ArialSize:22-24ptColor:TheZTEblueSubtitle:Type:ArialSize:14-18ptColor:TheZTEgreenG143,B212R140,G198,B62R90,G203,B245©ZTEAllrightsreserved12内部公开▲速率不达标1)查看ONU用户端口限速模板速率是否过小;例如OLT:showrunning-configinterfaceepon-onu_x/x/x:x2)查看OLT上ONU限速模板速率是否过小;例如F822:showrunning-configinferfacefei_0/x/x3)检查应用的速率模板突发包是否过小;OLT:showepononu-sla-profilexxx4)ping测检查丢包/时延情况;5)检查用户外线和光路,排除干扰;6)抓包分析Title:Type:ArialSize:24ptColor:TheZTEblueSubtitle:Type:ArialSize:16-20ptColor:TheZTEgreenG143,B212R140,G198,B62R90,G203,B245语音业务电话Title:Type:ArialSize:22-24ptColor:TheZTEblueSubtitle:Type:ArialSize:14-18ptColor:TheZTEgreenG143,B212R140,G198,B62R90,G203,B245©ZTEAllrightsreserved14内部公开▲摘机无拨号音(有电流音)1)检查设备H248/SIP等协议状态是否正常;例如9806H:(ag)h248state2)跟踪信令检查SS是否下发拨号音;Title:Type:ArialSize:22-24ptColor:TheZTEblueSubtitle:Type:ArialSize:14-18ptColor:TheZTEgreenG143,B212R140,G198,B62R90,G203,B245©ZTEAllrightsreserved15内部公开▲摘机忙音1)检查语音端口TID配置是否与SS一致正确;例如9806H:(ag)get-slctermidbeginslot12)跟踪信令检查SS是否下发忙音原因;Title:Type:ArialSize:22-24ptColor:TheZTEblue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