中低端網(wǎng)絡(luò)產(chǎn)品常見(jiàn)故障排錯(cuò)-課件

中低端網(wǎng)絡(luò)產(chǎn)品常見(jiàn)故障排錯(cuò)交換接入技術(shù)支持北京分部目 錄課程介紹故障排錯(cuò)整體思路故障定位常用命令和工具故障相關(guān)信息查看及分析典型案例分析哪些常見(jiàn)故障課程介紹（一）不是故障案例的窮舉、羅列故障排錯(cuò)的總體思路和方法常見(jiàn)類型故障排錯(cuò)的方式和手段典型、常見(jiàn)案例分析

會(huì)有什么收獲課程介紹（二）目 錄課程介紹故障排錯(cuò)整體思路故障定位常用命令和工具故障相關(guān)信息查看及分析典型案例分析故障排錯(cuò)實(shí)施步驟故障現(xiàn)象觀察故障點(diǎn)定位故障信息搜集理論分析經(jīng)驗(yàn)故障現(xiàn)象觀察全面、仔細(xì)故障信息搜集基本信息displaycurrent-configurationdisplayversion相關(guān)信息displayinterface、displayiprouting等信息的全面性單點(diǎn)無(wú)法構(gòu)成網(wǎng)絡(luò)雙邊或多邊的互聯(lián)互通全局思維階段要點(diǎn)能否對(duì)配置的正確性作出判斷查閱相關(guān)資料尋求技術(shù)支持查看相關(guān)的狀態(tài)及信息故障排錯(cuò)流程圖經(jīng)驗(yàn)判斷及理論分析找到故障原因OK，問(wèn)題解決搜集故障信息是是否否否認(rèn)為配置是正確的排除各種配置錯(cuò)誤問(wèn)題解決否是是故障分類物理硬件故障外部線路、傳輸故障數(shù)據(jù)配置故障設(shè)備缺陷、軟件故障設(shè)備兼容性故障數(shù)據(jù)配置故障絕大部分的情況不知道配置是否正確感覺(jué)配置是正確的，其實(shí)不然配置正確性分析能否對(duì)配置的正確性作出判斷整個(gè)排錯(cuò)的知識(shí)基礎(chǔ)操作手冊(cè)、命令手冊(cè)協(xié)議、技術(shù)原理書(shū)中自有黃金屋書(shū)中自有............關(guān)鍵點(diǎn)分析查看相關(guān)的狀態(tài)及信息需要查看哪些信息相關(guān)的信息例如displayinterface、displayiprouting等經(jīng)驗(yàn)判斷及理論分析對(duì)信息的深入分析信息如何去看、去分析－了解隱藏在信息背后的含義以往案例的比較FAQ、技術(shù)案例－－從網(wǎng)站尋求支持forum.huawei-3com協(xié)議、原理的綜合運(yùn)用知識(shí)就是力量故障排錯(cuò)總體方法分層定位方法網(wǎng)絡(luò)的邏輯層次物理連接、鏈路協(xié)商、網(wǎng)絡(luò)路由分段定位方法網(wǎng)絡(luò)的空間結(jié)構(gòu)A——B——C——DA——B，B——A兩種方法有機(jī)結(jié)合、綜合運(yùn)用目 錄課程介紹故障排錯(cuò)整體思路故障定位常用命令和工具故障相關(guān)信息查看及分析典型案例分析常用命令和工具display－望聞問(wèn)切debug－檢驗(yàn)分析ping－投石問(wèn)路tracert－無(wú)悔追蹤resetcounters－云開(kāi)霧散display命令dispcurrdispverdispinterfacedispiproutingdispospferror......debug——命令種類debugppppacketdebugpppeventdebugippacketdebugospfpacket......debug——信息輸出info-centerenable打開(kāi)信息中心輸出[router]info-centerconsole[router]info-centerconsoledebug輸出到Console終端[router]info-centermonitor[router]info-centermonitordebug輸出到Telnet終端[router]debugging

ppppacket此處以調(diào)試鏈路層協(xié)議ppp數(shù)據(jù)包為例Debug信息的輸出debug——使用分析不要輕易使用絕大多數(shù)故障可以通過(guò)使用display命令定位不要把簡(jiǎn)單的事情搞復(fù)雜幫助定位配置錯(cuò)在哪里順藤摸瓜加深對(duì)協(xié)議的了解自我學(xué)習(xí)分析Debug信息，可以ping命令從哪里開(kāi)始pingICMPEchoRequest包的源地址ICMPEchoReply包的目的地址ping到什么地方去ICMPEchoRequest包的目的地址ICMPEchoReply包的源地址關(guān)注路由去的方向回來(lái)的方向tracert命令大致定位網(wǎng)絡(luò)故障點(diǎn)每一跳返回的地址該跳設(shè)備的一個(gè)接口地址resetcounters命令quidway#resetcountersinterface清空所有（指定）端口的統(tǒng)計(jì)信息排除以前累積數(shù)據(jù)的干擾常用于定位鏈路協(xié)議故障網(wǎng)絡(luò)抓包工具注：利用抓包工具進(jìn)行抓包時(shí)，要注意用ＨＵＢnetxray對(duì)報(bào)文進(jìn)行“解剖”微觀分析目 錄課程介紹故障排錯(cuò)整體思路故障定位常用命令和工具故障相關(guān)信息查看及分析典型案例分析相關(guān)信息查看及分析廣域網(wǎng)聯(lián)調(diào)故障PPP、HDLC路由協(xié)議故障OSPF、RIP以太網(wǎng)故障VLAN廣域網(wǎng)組網(wǎng)模型S0S0PPP/HDLC/X25/FRRTARTB接口信息查詢dispinterface[端口號(hào)]數(shù)據(jù)包收發(fā)通過(guò)接口最基本、最常用的查詢命令信息量豐富dispcontrollerE1[端口號(hào)]E1接口的相關(guān)參數(shù)配置查看串口的相關(guān)信息3640#dispints0Serial0isup,lineprotocolisupphysicallayerissynchronousinterfaceisDTE,clockisDTECLK3,cabletypeisV35Internetaddressis10.98.143.137255.255.255.252EncapsulationisPPP

LCPopened,IPCPopened,IPXCPinitial,CCPinitialDescription:TO26305minutesinputrate2.69bytes/sec,0.20packets/sec5minutesoutputrate2.74bytes/sec,0.20packets/secInputqueue:(size/max/drops)0/50/0Queueingstrategy:FIFOOutputQueue:(size/max/drops)0/50/0

5201packetsinput,

65656bytes,0nobuffers

5211packetsoutput,67028bytes,0nobuffers

15inputerrors,12CRC,2frameerrors0overrunners,1abortedsequences,0inputnobuffers

DCD=UPDTR=UPDSR=UPRTS=UPCTS=UP端口的物理狀態(tài)V35、V24串口串口到基帶Modem之間的信號(hào)交互E1接口E1接口到傳輸設(shè)備之間的信號(hào)交互端口的協(xié)議狀態(tài)與對(duì)端設(shè)備之間鏈路協(xié)議協(xié)商的結(jié)果端口的兩個(gè)狀態(tài)Serial0isup,lineprotocolisup兩個(gè)狀態(tài)的關(guān)系端口的物理層UP端口的鏈路協(xié)議UP端口正常轉(zhuǎn)發(fā)數(shù)據(jù)包前者是后者的必要條件，不是充分條件！為什么出現(xiàn)物理口Up、協(xié)議Down這種不一致的現(xiàn)象物理口DOWN指示燈狀態(tài)LINK燈RLOS燈4001路由器DCD=UPDTR=UPDSR=UPRTS=UPCTS=UP路由器端口與基帶Modem之間的信號(hào)交互DTE設(shè)備與DCE設(shè)備之間的信號(hào)交互線纜問(wèn)題基帶Modem問(wèn)題鏈路協(xié)議DOWN（一）雙方協(xié)商不成功配置的正確性相關(guān)參數(shù)是否一致不同廠商設(shè)備對(duì)接雙方收發(fā)包是否正常能否收到包是否是錯(cuò)誤的包配置問(wèn)題物理傳輸問(wèn)題5201packetsinput端口的收包數(shù)量5211packetsoutput端口的發(fā)包數(shù)量15inputerrors,12CRC,2frameerrors端口收到錯(cuò)誤包的數(shù)量端口統(tǒng)計(jì)信息——含義利用統(tǒng)計(jì)信息分析問(wèn)題鏈路協(xié)議協(xié)商收、發(fā)包數(shù)量大致相等如果兩個(gè)數(shù)字相差懸殊首先檢查外部因素端口統(tǒng)計(jì)信息——分析收到錯(cuò)誤的包數(shù)量較多不斷增長(zhǎng)檢查物理線路、誤碼率光口是否干凈連續(xù)多次查看數(shù)字的動(dòng)態(tài)變化resetcountersinterface命令排除干擾全面地看兩端設(shè)備接口信息結(jié)合起來(lái)分析綜合分析端口統(tǒng)計(jì)信息排除路由器自身的因素加快問(wèn)題定位速度線纜故障傳輸質(zhì)量差端口統(tǒng)計(jì)信息——作用最常使用、最有效適用于任何鏈路層協(xié)議PPP協(xié)議的兩個(gè)狀態(tài)——含義LCP——鏈路層協(xié)商MRU、驗(yàn)證、魔術(shù)字IPCP——網(wǎng)絡(luò)層協(xié)商協(xié)議類型、地址LCPopened,IPCPopenedLCPOPENIPCPOPEN前者是后者的必要條件，不是充分條件！PPP協(xié)議的兩個(gè)狀態(tài)——常見(jiàn)現(xiàn)象LCP不OPEN端口統(tǒng)計(jì)信息方法外部因素驗(yàn)證通不過(guò)檢查配置出現(xiàn)自環(huán)LoopbackissetLCPOPEN，但I(xiàn)PCP不OPEN地址配置問(wèn)題驗(yàn)證的配置PAP驗(yàn)證、CHAP驗(yàn)證雙方IP地址的配置一端配置地址協(xié)商，另外一端沒(méi)有分配IP配置正確性檢查——PPPKeepalive參數(shù)的配置一端打開(kāi)、一端關(guān)閉Quidway默認(rèn)為打開(kāi)關(guān)閉的一端協(xié)議始終為UP兩邊時(shí)間不一致Quidway默認(rèn)為10秒時(shí)間短的一側(cè)有可能頻繁UP、DOWN配置正確性檢查——HDLCHDLC接口信息查詢LAC(config-if-Serial0)#dispints0Serial0isup,lineprotocolisupphysicallayerissynchronousinterfaceisDTE,clockisDTECLK1,cabletypeisRS232

EncapsulationHDLC,keepaliveset(10sec)Inputkeepalivepackages:0,Outputkeepalivepackages:05minutesinputrate0.00bytes/sec,0.00packets/sec5minutesoutputrate0.00bytes/sec,0.00packets/secInputqueue:(size/max/drops)0/75/0Queueingstrategy:FIFOOutputQueue:(size/max/drops)0/75/0156packetsinput,12722bytes,0nobuffers118packetsoutput,7761bytes,0nobuffers0inputerrors,0CRC,0frameerrors0overrunners,0abortedsequences,0inputnobuffersDCD=DOWNDTR=UPDSR=UPRTS=UPCTS=UP地址映射的配置對(duì)端IP地址—對(duì)端121地址其它參數(shù)的配置窗口大小、呼叫區(qū)間向運(yùn)營(yíng)商確認(rèn)配置正確性檢查——X25X25接口信息查詢LAC(config-if-Serial0)#dispints0Serial0isup,lineprotocolisdownphysicallayerissynchronousinterfaceisDTE,clockisDTECLK1,cabletypeisRS232

EncapsulationX.25DTEietf,addressis,stateReady,modulo8input/output:windowsizes2/2,packetsizes128/128Channels:Incoming-only0-0,Two-way1-1024,Outgoing-only0-0Timers:T20180,T21200,T22180,T23180,T28300,Idle_Timer0(seconds)

Newconfiguration(willbeeffectiveafterrestart):modulo8input/output:windowsizes2/2,packetsizes128/128Channels:Incoming-only0-0,Two-way1-1024,Outgoing-only0-0Statistic:Restarts0(RestartCollisions0)RefusedIncomingCall0,FailingOutgoingCall0input/output:RESTART0/0CALL0/0DIAGNOSE0/0DATA0/0INTERRUPT0/0Bytes0/0RR0/0RNR0/0REJ0/0InvalidPr:0InvalidPs:0Unknown:0

X25接口信息查詢（續(xù)）LAPBDTE,module8,k7,N112056,N210timer:T12000,T21000,T30(milliseconds)stateSABMSENT,VS0,VR0,RemoteVR0IFRAME0/0,RR0/0,RNR0/0,REJ0/0FRMR0/0,SABM0/4,DM0/0,UA0/0DISC0/0,invalidns0,invalidnr0,linkresets05minutesinputrate0.00bytes/sec,0.00packets/sec5minutesoutputrate0.00bytes/sec,0.00packets/secInputqueue:(size/max/drops)0/75/0Queueingstrategy:FIFOOutputQueue:(size/max/drops)0/75/0156packetsinput,12722bytes,0nobuffers118packetsoutput,7879bytes,0nobuffers0inputerrors,0CRC,0frameerrors0overrunners,0abortedsequences,0inputnobuffersDCD=DOWNDTR=UPDSR=UPRTS=UPCTS=UP幀中繼封裝格式的配置Quidway默認(rèn)為IETFLMI類型的配置Quidway默認(rèn)為Q933a地址映射的配置對(duì)端IP—本端DLCI號(hào)配置正確性檢查——幀中繼幀中繼接口信息查詢LAC(config-if-Serial0)#dispints0Serial0isup,lineprotocolisdownphysicallayerissynchronousinterfaceisDTE,clockisDTECLK1,cabletypeisRS232

EncapsulationisFRAME-RELAYIETFLMIDLCI0LMItypeisq933aframerelayDTELMIstatusenqsent2,statusreceived0LMIstatussent0,statusenqreceived0LMIstatusdiscarded0,statusenqdiscarded0,statustimeouts05minutesinputrate0.00bytes/sec,0.00packets/sec5minutesoutputrate0.00bytes/sec,0.00packets/secInputqueue:(size/max/drops)0/75/0Queueingstrategy:FIFOOutputQueue:(size/max/drops)0/75/0156packetsinput,12722bytes,0nobuffers118packetsoutput,7913bytes,0nobuffers0inputerrors,0CRC,0frameerrors0overrunners,0abortedsequences,0inputnobuffersDCD=DOWNDTR=UPDSR=UPRTS=UPCTS=UP配置正確性檢查——E1接口端口模式E1、CE1幀校驗(yàn)方式（CE1）Quidway默認(rèn)為不校驗(yàn)No-CRC4時(shí)鐘選擇CLOCKLINE：默認(rèn)CLOCKDCE如果兩端E1接口與傳輸設(shè)備連接，一端配置為DCEE1物理端口信息查詢Quidway(config)#dispcone0E10isdown.

AppliquetypeisE1-75OHMunbalancedFramingisNO-CRC4,LineCodeisHDB3,SourceClockisLine.Quidway(config)#dispcone0E10isdown.AppliquetypeisChannelizedE1-75OHMunbalancedFramingisNO-CRC4,LineCodeisHDB3,SourceClockisLine.75歐姆——120歐姆轉(zhuǎn)換器E1邏輯串口信息查詢（E1）Quidway(config-if-e0)#dispinser2:0Serial2:0isdown,lineprotocolisdown

physicallayerisE1,baudrateis2048000bpsEncapsulationisPPPLCPinitial,IPCPinitial,IPXCPinitial,CCPinitial5minutesinputrate0.00bytes/sec,0.00packets/sec5minutesoutputrate0.00bytes/sec,0.00packets/secInputqueue:(size/max/drops)0/75/0Queueingstrategy:FIFOOutputQueue:(size/max/drops)0/75/00packetsinput,0bytes,0nobuffers0packetsoutput,0bytes,0nobuffers0inputerrors,0CRC,0frameerrors0overrunners,0abortedsequences,0inputnobuffersE1邏輯串口信息查詢（CE1）Quidway(config)#dispinser2:28Serial2:28isdown,lineprotocolisdown

physicallayerisE1,baudrateis832000bpsEncapsulationisPPPLCPinitial,IPCPinitial,IPXCPinitial,CCPinitial5minutesinputrate0.00bytes/sec,0.00packets/sec5minutesoutputrate0.00bytes/sec,0.00packets/secInputqueue:(size/max/drops)0/75/0Queueingstrategy:FIFOOutputQueue:(size/max/drops)0/75/00packetsinput,0bytes,0nobuffers0packetsoutput,0bytes,0nobuffers0inputerrors,0CRC,0frameerrors0overrunners,0abortedsequences,0inputnobuffers

Timeslot(s)Used:1-13廣域網(wǎng)聯(lián)調(diào)故障PPP、HDLC路由協(xié)議故障OSPF、RIP以太網(wǎng)故障VLAN相關(guān)信息查詢及分析路由故障（一）鏈路協(xié)議都UP了，為什么還Ping不通目的地路由故障（二）有沒(méi)有去的路由有沒(méi)有回程的路由網(wǎng)絡(luò)是第三層概念首先確保物理層和鏈路層是通暢的靜態(tài)路由和動(dòng)態(tài)路由靜態(tài)路由缺少路由路由錯(cuò)誤動(dòng)態(tài)路由相應(yīng)端口沒(méi)有啟動(dòng)配置錯(cuò)誤，工作不正常配置正確性檢查——靜態(tài)路由缺少路由去的路由回程的路由什么樣（目的網(wǎng)段）的路由Ping包的目的地址和源地址誰(shuí)缺少路由逐段排查路由的下一跳鄰居設(shè)備的接口IP地址與本端在同一個(gè)子網(wǎng)本路由器的接口點(diǎn)到點(diǎn)協(xié)議的接口錯(cuò)誤的靜態(tài)路由iproute10.10.0.016Ethernet0下一跳不能是多點(diǎn)訪問(wèn)接口靜態(tài)路由常見(jiàn)故障類型（一）下一跳配置錯(cuò)誤多點(diǎn)訪問(wèn)接口下一跳地址沒(méi)有在路由表中體現(xiàn)單向路由只有去的只有回來(lái)的靜態(tài)路由常見(jiàn)故障類型（二）目的網(wǎng)段不正確去哪里、回到哪里不清楚與實(shí)際業(yè)務(wù)包、Ping包的IP地址不匹配路由“接力”中斷只關(guān)注起點(diǎn)、終點(diǎn)的路由配置中間某個(gè)點(diǎn)缺少相應(yīng)的路由動(dòng)態(tài)路由故障——OSPF為什么沒(méi)有學(xué)到OSPF路由相關(guān)接口上啟動(dòng)了OSPFdisp

curr接口的區(qū)域號(hào)配置正確disp

curr區(qū)域規(guī)劃是否正確配置了RouterIDdisp

currID唯一配置檢查——OSPF全局屬性O(shè)SPF鄰居間的相關(guān)參數(shù)必須一致區(qū)域號(hào)網(wǎng)絡(luò)類型HellointervalDeadinterval驗(yàn)證類型配置檢查——OSPF接口參數(shù)參數(shù)不一致，鄰居關(guān)系無(wú)法建立，學(xué)不到路由相關(guān)信息查看——OSPFdispospfpeer鄰居關(guān)系的狀態(tài)disp

ospfinterface[端口號(hào)]接口的相關(guān)參數(shù)兩端是否一致disp

ospferrorOSPF運(yùn)行中出現(xiàn)的錯(cuò)誤信息幫助定位問(wèn)題最常用的三條命令OSPF鄰居狀態(tài)信息查看Quidway(config)#dispospfpeerInterface:129.9.181.252Area:0.0.0.0Neighbors:

RouterID:192.168.3.1Address:129.9.181.10

State:FullMode:NonePriority:1

DR:129.9.181.252BDR:129.9.181.11LastHello:0LastExchange:0OSPF接口信息查看Quidway#dispospfinterfaceethernet0

Interface:202.11.45.6(ethernet0)-->202.11.45.6

Cost:1State:DRType:BroadcastPriority:1DoNotAgeLsaAllowedTimers:

Hello10,Dead40,Poll0,Retransmit5,TransmitDelay1OSPF錯(cuò)誤信息查看Quidway(config)#dispospferrorOSPFpacketerrorinformationstatistics:

0:IP:baddestination

0:IP:badprotocol0:IP:receivedmyownpacket 0:OSPF:badpackettype0:OSPF:badversion 0:OSPF:badchecksum0:OSPF:badareaid 0:OSPF:areamismatch0:OSPF:badvirtuallink 0:OSPF:badauthenticationtype

0:OSPF:badauthenticationkey

0:OSPF:packettoosmall0:OSPF:packetsize>iplength 0:OSPF:transmiterror0:OSPF:interfacedown 0:OSPF:unknownneighbor

0:HELLO:netmaskmismatch0:HELLO:hellotimermismatch

0:HELLO:deadtimermismatch

0:HELLO:externoptionmismatch

0:HELLO:routeridconfusion

0:HELLO:virtualneighborunknown

0:HELLO:NBMAneighborunknown 0:DD:neighborstatelow0:DD:routeridconfusion 0:DD:externoptionmismatch0:DD:unknownLSAtype 0:LSACK:neighborstatelow0:LSACK:badack 0:LSACK:duplicateack0:LSACK:UnknownLSAtype 0:LSREQ:neighborstatelow0:LSREQ:emptyrequest 0:LSREQ:badrequest0:LSUPD:neighborstatelow0:LSUPD:newerself-genLSA0:LSUPD:LSAchecksumbad0:LSUPD:receivedlessrecentLSA0:LSUPD:unknownLSAtypeOSPF常見(jiàn)故障類型鄰居間網(wǎng)絡(luò)類型不一致P2P、NBMA、Broadcast不同廠商互通沒(méi)有人為配置OSPFNeighborNBMA網(wǎng)絡(luò)點(diǎn)到多點(diǎn)網(wǎng)絡(luò)人工配置的點(diǎn)到點(diǎn)網(wǎng)絡(luò)區(qū)域規(guī)劃不正確骨干區(qū)域被隔離，沒(méi)有連通非骨干區(qū)域沒(méi)有與骨干區(qū)域相連為什么沒(méi)有學(xué)到RIP路由動(dòng)態(tài)路由故障——RIP相關(guān)接口上啟動(dòng)了RIPNetwork命令所包含的范圍鄰居之間的RIP版本一致默認(rèn)為RIPV1版本是否人工配置了Neighbor非廣播網(wǎng)絡(luò)配置檢查——RIP（一）沒(méi)有學(xué)到子網(wǎng)路由是否為RIPV2版本是否取消了自動(dòng)聚合（V2版本）Quidway

默認(rèn)打開(kāi)聚合功能沒(méi)有學(xué)到引入路由是否設(shè)定了路由權(quán)默認(rèn)是16，不可達(dá)配置檢查——RIP（二）RIPV1不支持VLSM，RIPV2支持RIP信息查看Quidway#dispripRIPisturningondefault-metric:16noneighbor

network:20.0.0.0120.0.0.0

auto-summaryisonpreference:100

redistributestaticmetric:2RIP常見(jiàn)故障類型沒(méi)有關(guān)閉自動(dòng)聚合功能學(xué)不到子網(wǎng)路由沒(méi)有人工配置RIPV2缺省為RIPV1版本沒(méi)有人工配置Neighbor非廣播網(wǎng)絡(luò)沒(méi)有人工配置引入路由權(quán)缺省為不可達(dá)相關(guān)信息查詢及分析廣域網(wǎng)聯(lián)調(diào)故障PPP、HDLC路由協(xié)議故障OSPF、RIP以太網(wǎng)故障VLAN以太網(wǎng)故障類型物理線路問(wèn)題網(wǎng)線不標(biāo)準(zhǔn)工作模式不一致速率、雙工VLAN配置802.1Q規(guī)則以太網(wǎng)線問(wèn)題端口錯(cuò)誤包數(shù)量多Ping包丟包嚴(yán)重網(wǎng)線不標(biāo)準(zhǔn)非標(biāo)準(zhǔn)五類線線序錯(cuò)誤工作模式問(wèn)題工作速率自協(xié)商10M100M雙工方式自協(xié)商半雙工全雙工與光電轉(zhuǎn)換器連接與Hub連接以太網(wǎng)端口信息查看3640#dispintE0Ethernet0isup,lineprotocolisupHardwareaddressis00-e0-fc-04-f7-7b

Auto-Negotiationisdisabled,Full-duplex,100Mb/sInternetaddressis10.232.57.6255.255.255.25210.232.57.7Description:QuidwayRouter,ethernetinterfaceIPSendingFrames'FormatisEthernet_IItheMaximumTransmissionUnitis15005minutesinputrate12048.37bytes/sec,11.31packets/sec5minutesoutputrate948.22bytes/sec,7.48packets/secInputqueue:(size/max/drops)0/200/0Queueingstrategy:FIFOOutputQueue:(size/max/drops)0/50/0

1669121packetsinput,1323673072bytes,0nobuffers

1454621packetsoutput,147158318bytes,0nobuffers

0inputerrors,0CRC,0frameerrors0overrunners,0abortedsequences,0inputnobuffersVLAN互通問(wèn)題802.1Q規(guī)則