chiuyoyo 发表于 2021-5-26 23:32:11

第17題

Which two command sequences must you configure on a switch to establish a Layer 3 EtherChannel with an open-standard protocol?(choose two) A. interface GigabitEthernet0/0/1
Channel-group 10 mode active
B. interface GigabitEthernet0/0/1
Channel-group 10 mode auto
C. interface GigabitEthernet0/0/1
Channel-group 10 mode on
D. interface port-channel 10
no switchport
ip address 172.16.0.1 255.255.255.0
E. interface port-channel 10
switchport
Switchport mode trunk


為什麼是AD不是AE

leort 发表于 2021-5-26 23:32:12

D是no switchport = 三层口
E是switchport = 二层口

itwong 发表于 2021-6-20 11:38:34

no switchport 是 L3, switchport 是 L2, 用命令行输入 “ show etherc sum" 你可以看到SU表示二层Ether channel， RU则表示三层Etherchannel

boat123 发表于 2021-7-24 22:02:11

switchport是二层口

Xiang_x2 发表于 2022-10-31 22:45:57

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