QuestionQ81

Wireless Monitoring and Management

Users report network slowness, and certain applications are suspected of consuming all available bandwidth. A network engineer must enable the NBAR protocol to improve visibility into wireless-client traffic and deliver advanced, granular application classification and analytics.

How should the network engineer configure NBAR on a 9800 WLC?

  • A Enable NBARv2 on the WLAN.
  • B Enable deep packet inspection on the WLAN.
  • C Configure packet inspection on the policy profile.
  • D Configure AVC on the policy profile.
Explanation

On a Catalyst 9800 WLC, NBAR2 application recognition is enabled in the wireless policy profile with ip nbar protocol-discovery. Application Visibility and Control is configured and associated at the policy-profile level, providing application-level traffic visibility and analytics for the WLAN clients using that profile.

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