HP 8924E Introduction Manual page 129

5. Perform the Unique Challenge.
1. Select the Uniq Chall field.
Read the Unique Challenge on Traffic: message. It
will indicate whether the unique challenge passed or
failed.
Check the Authentication Data Table for AUTHU
Pass/Fail results.
If the Unique Challenge on Paging (or Traffic):
Failed message appears, it means that AUTHU did not match the expected value.
Chapter 6, Authentication Tests
Performing a Unique Challenge-Response
129