200-301 Question #594: Real Exam Question with Answer & Explanation

Question

What provides centralized control of authentication and roaming in an enterprise network?

Options

• Aa lightweight access point
• Ba firewall
• Ca wireless LAN controller
• Da LAN switch

Explanation

A Wireless LAN Controller (WLC) provides centralized control for authentication, security policies, and seamless roaming in an enterprise wireless network.

Common mistakes.

• A. A lightweight access point (LAP) is an endpoint device that depends on a WLC for configuration and management, not a central control point itself.
• B. A firewall primarily enforces network security policies by filtering traffic, but it does not centralize the control of wireless client authentication and roaming functions.
• D. A LAN switch provides wired network connectivity and Layer 2/3 forwarding, but it does not offer centralized control over wireless authentication or roaming.

Concept tested. Wireless LAN Controller (WLC) functionality

Reference. https://www.cisco.com/c/en/us/products/wireless/what-is-a-wireless-lan-controller-wlc.html

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