To configure IP, VLAN, and LAG settings:
- Open a web browser. In the browser's address field, type the http:// followed by the IP address that you assigned to the wireless controller.
By default, the IP address is 192.168.0.250. If you have not yet assigned another IP address to the wireless controller, type http://192.168.0.250.
The wireless controller's login screen displays. - Enter your user name and password.
If you have not yet personalized your user name and password, enter admin for the user name and password for the password, both in lowercase letters. - Click the Login button.
The wireless controller's web management interface opens and displays the Summary screen. - Select Configuration > System > IP/VLAN.
The IP Settings screen displays:

- Configure the settings as described in the following table:
Setting Description IP Settings section IP Address Enter the IP address of the wireless controller.
The default IP address is 192.168.0.250. To change it, enter an available IP address from the address range used on your LAN.IP Subnet Mask Enter the subnet mask value used on your LAN.
The default value is 255.255.255.0.Default Gateway Enter the IP address of the gateway for your LAN. Primary DNS Server Enter the IP address of the primary Domain Name Server (DNS) that you want to use. Secondary DNS Server Enter the IP address of the secondary DNS that you want to use. WINS Server Enter the IP address of the Windows Internet Name Service (WINS) that you want to use. Management VLAN Settings section Management VLAN Enter the management VLAN. Untagged VLAN Select the Untagged VLAN check box if the configured VLAN is untagged. 10G Port Settings section LAG Select the LAG radio button to enable the wireless controller to automatically create a LAG in which both links are active.
The LAG radio button and Active Standby radio button are mutually exclusive.Active Standby Select the Active Standby radio button to enable the wireless controller to automatically create a LAG in which only one link is active and the other link functions as a standby link.
The Active Standby radio button and LAG radio button are mutually exclusive. - Click the Apply button.