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8 - 22 WiNG 5.5 Access Point System Reference Guide
Match Type
Value Format
Option Value
10. Click
Ok
to save changes. Click
Click
Exit
to close the Client Identity screen.
11. From the main menu on the left, select
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
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.
Use the drop-down menu to select the format of the value that is being checked. The value
can be either ASCII or Hexadecimal.
Use this text box to set the 64 character maximum DHCP option value to match.
Reset
to revert all changes made to this screen.
Client Identity Group
Figure 8-12 Security - Device Fingerprinting - Client Identity Group
item. The following screens displays:
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