switch>en
Switch#conf t
Switch(config)#int range e0/0, e1/4
Switch(config-if-range)#channel-group 1 mode desirable
Switch(config)#int range e1/0, e1/1
Switch(config-if-range)#channel-group 2 mode desirable
Switch(config-if-range)#end
channel-group 형성
logical port-channel 1,2 확인
switch(config)# int po 1
switch(config-if)#switchport trunk encapsulation dot1q
switch(config-if)#switchport mode trunk
switch(config-if)#switchport trunk allowed vlan 1,10,20,30
switch(config)# int po 2
switch(config-if)#switchport trunk encapsulation dot1q
switch(config-if)#switchport mode trunk
switch(config-if)#switchport trunk allowed vlan 1,10,20,30
Switch#show etherchannel summary