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When this popup window appears, click OK:20.
When this popup window appears, click OK:21.
Choose Menu > Phone Settings > USB Enable / Disable [Disable] to disable the Cisco 7920 USB
port.
Note: The Cisco 7920 will not be able to authenticate or associate with the Cisco Aironet 1200 AP,
nor will it be able to register with the Cisco CallManager server, until you complete the next two
subtasks.
22.