Question 820
At the Goldport financial services firm, a network switch receives a successful ISE accept but assigns users to the default VLAN instead of the authorized role. Which setting or practice should be reviewed in future?
Explanation
Correct Answer
For the Goldport financial services firm, this maintenance action preserves the fix: monitor RADIUS authorization attribute changes. It should be revisited as the workload evolves.
Incorrect Answers
Review MAB endpoints and migration to stronger authentication is not the primary recurring safeguard for this problem. The team should monitor RADIUS authorization attribute changes. For the Goldport financial services firm, the direct corrective action is to verify RADIUS tunnel group attributes and switch authorization configuration.
Review DNS logging coverage and allowlist exceptions. That safeguard would help prevent recurrence of: DNS can carry encoded outbound data through a nominal name resolution channel. The risk being reviewed here is instead: An authentication accept may lack or misapply the network assignment attributes. The matching ongoing control is: Monitor RADIUS authorization attribute changes.
The suggested preventive check is: Review Duo SSO application coverage and identity synchronization. Its technical scope concerns: Fragmented local logins complicate identity policy and user deprovisioning. This question asks how to sustain control over: An authentication accept may lack or misapply the network assignment attributes. The more targeted safeguard is: Monitor RADIUS authorization attribute changes.