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10. Click Ok to save changes. Click Reset to revert all changes made to this screen.
Click Exit to close the Client Identity screen.
11. From the main menu on the left, select Client Identity Group item.
Figure 8-15 Security - Device Fingerprinting - Client Identity Group
Client Identity Group is a collection of Client Identities. Each client identity included in a client identity group is set a priority
value that indicates the priority for that identity when device fingerprinting.
Device fingerprinting relies on specific information sent by a wireless client when acquiring IP address and other
configuration information from a DHCP server. The feature uses the DHCP options sent by the wireless client in the DHCP
request or discover packets to derive a unique signature specific to the class of devices. For example, Apple devices have
Match Type Use the drop-down menu to select how the signatures are matched. The available options
are:
• Exact – The complete signature string completely matches the string specified in the
Option Value field.
• starts-with – The signature is checked if it starts with the string specified in the Option
Value field.
• Contains – The signature is checked if it contains a particular string specified in the
Option Value field.
Value Format Use the drop-down menu to select the format of the value that is being checked. The value
can be either ASCII or Hexadecimal.
Option Value Use this text box to set the 64 character maximum DHCP option value to match.
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