华为HCNA-STP基本配置练习.docx

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1、STP的基本配置SW1配置sysystem-view（进入全局模式）Entersystemview,returnuserviewwithCtrl+Z.[Huawei][Huawei]sy[Huawei]sysnameSW1（更改设备名称）[SW1][SW1]stpen[SW1]stpenable（打开STP）[SW1][SW1]stpmo[SW1]stpmodestp进入stp模式Info:Thisoperationmaytakeafewseconds.Plea

2、sewaitforamoment...done.[SW1][SW1]stppri[SW1]stppriority0（在STP模式下更改BID优先级）BID=BridgeID(桥ID）[SW1][SW1]dis[SW1]displaythis（查询当前配置）#sysnameSW1#stpmodestpstpinstance0priority0#clusterenablentdpenablendpenable#dropillegal-macalarm#return[SW1][SW1]dis[SW1]display

3、s[SW1]displaystp（查询STP）-------[CISTGlobalInfo][ModeSTP]-------CISTBridge:0.4c1f-cc38-7c04（桥ID优先级和MAC）ConfigTimes:Hello2sMaxAge20sFwDly15sMaxHop20ActiveTimes:Hello2sMaxAge20sFwDly15sMaxHop20CISTRoot/ERPC:0.4c1f-cc38-7c04/0CISTRegRoot/IRPC:0.4c1f-cc38-7c04/0C

4、ISTRootPortId:0.0BPDU-Protection:DisabledTCorTCNreceived:7TCcountperhello:0STPConvergeMode:NormalTimesincelastTC:0days0h:1m:1sNumberofTC:7LastTCoccurred:GigabitEthernet0/0/2----[Port1(Ethernet0/0/1)][DOWN]----PortProtocol:EnabledPortRole:DisabledPortPortPri

5、ority:128PortCost(Dot1T):Config=auto/Active=DesignatedBridge/Port:0.4c1f-cc38-7c04/128.1PortEdged:Config=default/Active=disabledPoint-to-point:Config=auto/Active=falseTransitLimit:147packets/hello-timeProtectionType:NonePortSTPMode:MSTPPortProtocolType:Conf

6、ig=auto/Active=dot1sBPDUEncapsulation:Config=stp/Active=stpPortTimes:Hello2sMaxAge20sFwDly15sRemHop20TCorTCNsend:0TCorTCNreceived:0BPDUSent:0TCN:0,Config:0,RST:0,MST:0BPDUReceived:0TCN:0,Config:0,RST:0,MST:0----[Port2(Ethernet0/0/2)][DOWN]----PortProtocol:E

7、nabledPortRole:DisabledPortPortPriority:128PortCost(Dot1T):Config=auto/Active=DesignatedBridge/Port:0.4c1f-cc38-7c04/128.2PortEdged:Config=default/Active=disabledPoint-to-point:Config=auto/Active=falseTransitLimit:147packets/hello-timeProtectionType:NonePor

8、tSTPMode:MSTPPortProtocolType:Config=auto/Active=dot1sBPDUEncapsulation:Config=stp/Active=stpPortTimes:Hello2sMaxAge20sFwDly15sRemHop20TCorTCNsend:0TCorTCNreceived:0BPDUSent:0TCN:0,Config:0,RST:0,MST:0