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FCSS_LED_AR-7.6 · Question #69

Refer to the exhibit. Which shows the WTP profile configuration. The AP profile is assigned to two FAP-231F APs that are installed in an open plan area. The first AP has 32 clients associated with…

The correct answer is C. The second AP 5 GHz interface has fewer clients, which ensures better performance despite the. From theWTP profile: set handoff-rssi 30 set handoff-sta-thresh 30 set band 802.11n-2G set vaps "Student01" set band 802.11ac-5G set darrp enable set arrp-profile "arrp-default" set vaps "Student01" Same SSID (Student01)is broadcast onboth APsand onboth bands(2.4 and 5 GHz)…

LAN Edge Fundamentals

Question

Refer to the exhibit. Which shows the WTP profile configuration. The AP profile is assigned to two FAP-231F APs that are installed in an open plan area. The first AP has 32 clients associated with the 5 GHz radios and 22 clients associated with the 2.4 GHz radio. The second AP has 12 clients associated with the 5 GHz radios and 20 clients associated with the 2.4 GHz radio. A dual-band-capable client enters the area near the first AP and the first AP measures the new client at - 33 dBm signal strength. The second AP measures the new client at -43 dBm signal strength. If the new client attempts to conned to the student 01 wireless network, which AP radio will the client be associated with?

Exhibit

FCSS_LED_AR-7.6 question #69 exhibit

Options

  • AThe first AP 2.4 GHz interface provides a stronger signal, which clients often prioritize.
  • BThe first AP 5 GHz interface because it has a stronger signal.
  • CThe second AP 5 GHz interface has fewer clients, which ensures better performance despite the
  • DThe second AP 2.4 GHz interface is preferred over 5 GHz for better speed and lower

How the community answered

(20 responses)
  • A
    10% (2)
  • B
    5% (1)
  • C
    65% (13)
  • D
    20% (4)

Explanation

From theWTP profile: set handoff-rssi 30 set handoff-sta-thresh 30 set band 802.11n-2G set vaps "Student01" set band 802.11ac-5G set darrp enable set arrp-profile "arrp-default" set vaps "Student01" Same SSID (Student01)is broadcast onboth APsand onboth bands(2.4 and 5 GHz). handoff-sta-thresh 30 enablesclient load-balancingbetween APs: When an AP radio hasmore than 30 associated clients, it starts rejecting new associations so that clients connect to a neighboring AP instead (as long as RSSI is still acceptable). Current client counts: AP1:32 clients on 5 GHz, 22 on 2.4 GHz AP2:12 clients on 5 GHz, 20 on 2.4 GHz AP1's 5-GHz radioexceedsthe 30-client threshold (32 > 30) it will try topush new clients away. AP2's 5-GHz radio iswell belowthe threshold (12 clients) and will happily accept new clients. The new dual-band client is seen at: Even though AP1 has the stronger signal, its 5-GHz radio is already overloaded according to the configured threshold, so AP1 will refuse association attempts from that client. The client will then associate toAP2's 5-GHz radio, which: Hasfewer clients(better airtime per device), and Still has an acceptable signal (-43 dBm is easily usable on 5 GHz). That matches option C exactly.

Topics

#band steering#WTP profile#client load balancing#5GHz radio

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