目录
Vlan 12
Ip address 192.168.12.1 24
Interface g0/0/15
Port default vlan 12

Observer-port 1 interface g0/0/15
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Interface g0/0/1
Port-mirroring to observer-port 1 both





interface g0/0/15
shut down

Interface g0/0/21
Undo port-mirroring to observe-port 4
Undo observe-port 4 g0/0/15