硬體連結方式
Cisco 3750G gigabitether1/0/1<--->Cisco 2960G gigabitether0/1
Cisco 3750G gigabitether1/0/2<--->Cisco 2960G gigabitether0/2
Cisco 3750G 的設定
interface gigabitether1/0/1
channel-group 1 mode on
interface gigabitether1/0/2
channel-group 1 mode on
Cisco 2690G 的設定
interface gigabitether0/1
channel-group 1 mode on
interface gigabitether0/2
channel-group 1 mode on
其他說明
執行 channel-group 後會建立 Port-Channel interface
取消 PortChannel interface 執行 no interface Port-Channel
相關檢查指令
show interface port-channel
show etherchannel
show spanning-tree
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