Using The Cli To Enable Link Aggregation; Using The Cli To Verify Link Aggregation Settings; Configuring Neighbor Devices To Support Lag; Configuring A 4400 Series Controller To Support More Than 48 Access Points - Cisco 2100 Series Configuration Manual

Configuring a 4400 Series Controller to Support More Than 48 Access Points

Using the CLI to Enable Link Aggregation

Follow these steps to enable LAG on your controller using the CLI.
Enter config lag enable to enable LAG.
Step 1
Note
Enter save config to save your settings.
Step 2
Reboot the controller.
Step 3

Using the CLI to Verify Link Aggregation Settings

To verify your LAG settings, enter this command:
show lag summary
Information similar to the following appears:
LAG Enabled

Configuring Neighbor Devices to Support LAG

The controller's neighbor devices must also be properly configured to support LAG.
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Configuring a 4400 Series Controller to Support More Than 48
Access Points
As noted earlier, 4400 series controllers can support up to 48 access points per port. However, you can
configure your 4400 series controller to support more access points using one of the following methods:
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•
Cisco Wireless LAN Controller Configuration Guide
3-34
Enter config lag disable if you want to disable LAG.
Each neighbor port to which the controller is connected should be configured as follows:
interface GigabitEthernet <interface id>
switchport
channel-group <id> mode on
no shutdown
The port channel on the neighbor switch should be configured as follows:
interface port-channel <id>
switchport
switchport trunk encapsulation dot1q
switchport trunk native vlan <native vlan id>
switchport trunk allowed vlan <allowed vlans>
switchport mode trunk
no shutdown
Link aggregation, page 3-35
Multiple AP-manager interfaces, page 3-35
Chapter 3 Configuring Ports and Interfaces
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