Designing Cisco Enterprise Wireless Networks (ENWLSD) — Question 82

An engineer must ensure that the new wireless LAN deployment can support seamless roaming between access points using a standard based on an amendment to the 802.11 protocol. Which protocol must the engineer select?

Answer options

• A. 802.11i
• B. 802.11ac
• C. 802.11r
• D. 802.11e

Correct answer: C

Explanation

The correct answer is 802.11r, which specifically addresses fast roaming, allowing devices to move between access points without losing connectivity. The other options, such as 802.11i, focus on security, while 802.11ac deals with high throughput and 802.11e pertains to quality of service, none of which directly support seamless roaming.