南粤风采26选5走势图

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当前位置:光纤跳线 > 嘉富新闻 > 通信之声 > 交换机存在的5种故障

交换机存在的5种故障

编辑:   浏览:208   发布时间:2019-08-18

  JIESHAOJIAOHUANJI5ZHONGGUZHANGDEGUZHANGFENXIHEGUZHANGDEPAICHUFANGFA。

  一、物理层故障

南粤风采26选5走势图  CONGGUANGYISHANGJIANG,WULICENGGUZHANGZHUYAOSHIZHIJIAOHUANJIBENSHENHELIANJIEYINGJIANGUZHANGDEWULIXIANLUDEJIAOHUANJIGUZHANG。

  1、YINGJIANGUZHANG

南粤风采26选5走势图  SHEBEIDEYINGJIANGUZHANGBAOKUO:SHEBEIDEJIEKOUHUOYINGJIANSUNHUAI,Boot ROMHUOVRPRUANJIANBANBENBUZHENGQUEHUOBUZHICHI,GUANGMOKUAIJIEKOULEIXINGBUZHENGQUE,PCKAGUZHANGHUOPEIZHIBUZHENGQUE。TONGCHANGYIGEHUOYIXIEJIEKOUKAIGUANDUANKAI,QITAJIEKOUJIANGZHUJIANDUANKAI。

  2、WULIXIANLUGUZHANG

  LIANJIEDAOJIAOHUANJIDEWULIXIANLUDEGUZHANGBAOKUO:DUIWANGLUODIANLANHUOGUANGXIANXIANLUBENSHENDEWULISUNHUAI,BUZHENGQUEDEDIANLANLEIXING(MDI / MDI-XZIDONGGANCECHUWAI),BUZHENGQUEDEGUANGXIANCHUANSHUHEJIESHOUYIJIZHONGJIANCHUANSHUSHEBEI(RUGUANGDIANZHUANHUANQIHEXIEYIZHUANHUANQI)。GUZHANGHUOGUZHANG,JIEKOUDIANLANZHICHIDE*CHUANSHUZHANGDU,*SULVDENGCHAOCHUSHIYONGFANWEI。ERQIEGONGZUOSULV,GONGZUOMOSHI,ZHENGESHIXIESHANGHESHEBEIJIEKOUZHIJIANDEPIPEIYEHUIDAOZHIWULICENGSHANGFASHENGGUZHANG。

南粤风采26选5走势图  DUIYUSHANGSHUWENTI,WOMENKEYIZHAODAOYIXIEWENTISUOZAILIRU:

南粤风采26选5走势图  1,DAIYOUSHEBEIJIEKOUZHUANGTAIDECHUSHIJUZI。RUGUOZHISHIDENGXIMIE,ZEBIAOSHIMEIYOUSHUJUZHENGZAIFASONGHUOJIESHOU。RUGUOZHISHIDENGSHANSHUO,BIAOSHIZHENGZAIFASONGHUOJIESHOUSHUJU。

  2,TONGGUOport displayMINGLINGCHAKANSHUCHUPANDUAN。RUdisplay interface ethernet0/1。

南粤风采26选5走势图  3,SHIYONGTIHUANFANGFAQUEDING。BAOKUOXIANLU,DIANLANHEGUANGXIAN,BAN,CHACAO,JIQI,JIAOHUANXIAN,RUSHOUFAQI。

南粤风采26选5走势图  4.ZAIJIAOHUANJISHANGPEIZHIJIEKOUHUANHUI。SHEZHIDUANKOUJINXINGHUANHUICESHI:loopback { external | internal }。

  二、端口协商和自环故障

  DUANKOUXIESHANGDEWENTISHIYOUYUBUTONGZHIZAOSHANGDEJIEKOUCANSHUBUTONGHUOZHETONGYIZHIZAOSHANGDEBUTONGSHEBEISHIYONGBUTONGDEYINGJIANXINPIANDAOZHISHEBEIZHIJIANDEXIESHANGNENGLIBUQIANGERDAOZHIGONGZUOSULVHEGONGZUOMOSHIDENGCANSHUBUPIPEIYINQIDEWENTIHUOLIANGDUANSHEBEIPEIZHIDEMORENCANSHUBUYIZHIDAOZHIDUANKOUZIDONGXIESHANGBUTONGGUO,DUANKOUGONGZUOZHENGCHANG,WUFAZHENGCHANGTONGXIN,CISHIXUYAOSHOUDONGDIAOZHENGDUANKOUDECANSHUBINGSHEZHIBAOZHENGSHUANGFANGDECANSHU。

南粤风采26选5走势图  KEYISHIYONGdisplay loopback-detectionMINGLINGJIANCHAJIAOHUANJISHUCHUDUANSHIFOUFASHENGHUANHUI。DADUOSHUJIAOHUANJIZHICHIHUANHUIJIANCE。KEYIZAIJIAOHUANJISHANGQIYONGHUANHUIJIANCEGONGNENG。XIANZAIDADUOSHUJIAOHUANJIDOUSHIZHICHILoopback-DetectionGONGNENG。

  三、Vlan故障排除

  VlanJISHUZHUYAOYONGYUGELIWANGLUOFENGBAO,TIGAOWANGLUOANQUANXING;BUTONGYONGHUFASONGSHUJUZHENDENG,SHIYINWEIDUANKOUFENWEIVlan ACCESSDUANKOU,TRUNKDUANKOUHEHYBRIDDUANKOU。DUIYUVlanGUZHANG,ZHUYAOSHIYOUYUPEIZHIBUDANG,SHEJIDAOSHENGCHENGSHU,VTP,DUANKOULEIXINGDENGBINGYUNXUCAIYONGVlanDENG。

  四、设备兼容性故障

  MUQIANWANGLUOSHEBEIHULIANDEXIANXIANGHENPUBIAN,SHEBEIJIANRONGXINGWENTISHIBUKEBIMIANDE。SHEBEIJIANRONGXINGGUZHANGDAZHIKEFENWEI:

南粤风采26选5走势图  1、SHIYONGBUTONGDEXIEYISHIXIANSHEBEIXIANGTONGDEGONGNENG,ZAIXIESHANGZHONGXIANGHUTONGXIN。DUIYUZHEIZHONGSHIBAI,SHIYONGTONGYIDEGUOJIBIAOZHUN(IETFBIAOZHUNZUZHI)KEYI。

南粤风采26选5走势图  2、SHIYONGXIANGTONGDEXIEYIGUIFANDANSHIYONGBUTONGDEFANGFASHIXIANSHEBEI,XIANGHUTONGXINZAITANPANZHONG。ZHEIGEGUZHANGKEYISHOUXIANQUERENXIEYISHIXIANJUYOUBIAOZHUNJIEKOU,RANHOUZHUNQUEPEIZHIXIEYIJIEKOUDECANSHUYIQUEBAOXIESHANGDECHENGGONG。

南粤风采26选5走势图  3、SHIYONGXIANGTONGDEXIEYIGUIFANYESHIYONGXIANGTONGDEFANGFA,DANSHIYONGBUTONGDEMORENCANSHUDESHEBEI,XIANGHUTONGXINZIXUN。ZAIZHEIZHONGQINGKUANGXIA,ZHINENGPEIZHIXIEYIJIEKOUDECANSHU,YIQUEBAOXIESHANGCHENGGONG。

  五、其他故障排除

南粤风采26选5走势图  WANGLUOGUZHANGDAOZHIFUZAHEKEBIAN,CHULEGUZHANGZAOCHENGDEWENTIWAI,HAIYOUQITAGUZHANG,RUWANGLUOBINGDU,WANGLUOTUOPUQUEXIAN,ZHEIXIEGUZHANGBUSHI*DEGUIZEKEYIFAXIAN,ZHIYOUCESHIZIJIDEJINGYANHESHIYONGWANGLUOGONGJUYAOJIEJUE。

  YISHANGJIAOHUANJIGUZHANGDEFENXIHEGUZHANGPAICHUFANGFAYOUZHUYUWOMENZHENGLIHEJIEJUEWANGLUOZHONGDEGUZHANG。CHULEXIANGGUANLILUNZHISHIDEWANGLUOGUZHANGZHENDUANHEJIEJUE,HAIXUYAOJILEIJINGYAN,BANGZHUWOMENJINKUAIZHAODAOWENTIDEGENYUAN。


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