Port Channel
Aruba Side:
interface port-channel 4
trusted
switchport mode trunk
switchport trunk allowed vlan 1-4094
add gigabitethernet 2/0
add gigabitethernet 2/1
Cisco Side:
interface GigabitEthernet3/0/8
description To-Aruba
switchport trunk encapsulation dot1q
switchport trunk allowed vlan [allowed vlans]
switchport mode trunk
channel-group 4 mode on
!
interface GigabitEthernet3/0/9
description To-Aruba
switchport trunk encapsulation dot1q
switchport trunk allowed vlan [allowed vlans]
switchport mode trunk
channel-group 4 mode on