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Port Channels (Ether Channels)
General Information
This is to configure port channels (link aggregation) on Cisco switches.
Checklist
- Cisco switch
On the Switch
1) Create the virtual port channel:
interface Port-channel2 description Server1 switchport trunk encapsulation dot1q switchport mode trunk switchport nonegotiate spanning-tree portfast trunk
2) On each physical switch interface, include it as part of the group.
interface GigabitEthernet2/0/1 description Server1 port 1 switchport trunk encapsulation dot1q switchport mode trunk switchport nonegotiate spanning-tree portfast trunk channel-group 2 mode active interface GigabitEthernet2/0/2 description Server1 port 2 switchport trunk encapsulation dot1q switchport mode trunk switchport nonegotiate spanning-tree portfast trunk channel-group 2 mode active interface GigabitEthernet2/0/3 description Server1 port 3 switchport trunk encapsulation dot1q switchport mode trunk switchport nonegotiate spanning-tree portfast trunk channel-group 2 mode active