fish3129 发表于 2018-7-20 09:03:41

cisco查看模块是单模多模

　　show int status
　　Gi0/1    connected    trunk    a-full a-1000 1000BaseSX SFP
千兆的，SX是多模，10G的SR是多模；　　
LX ZX， LR,LH， ER ZR，等等全部是单模
　　Command for CatOS Version 8.x for Cat4000 and Cat6000 Switches:
　　Switch (enable)show sprom {mod/port} | include Vendor SN
　　Command for CatOS Version other than 8.x for Cat4000 and Cat6000 Switches:
　　Switch (enable)show sprom {mod/port}
　　Command for IOS for Cat6500 Switch:

　　Switch#show>　　Command for Cat4500 Switch:

　　Switch#show>　　Command for CAT3750/3560/2970/2960/2918 Switches:
　　Switch#show controllers ethernet-controller gigabitEthernet {mod/port} phy | include Serial Number
　　EXAMPLE OF A CAT4500 SWITCH:

　　Switch#show>　　Vendor Serial No. = ICF1020202U <---- Serial No. is in the impacted range.
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