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300-425 · Question #292

A stadium deployment requires handling a very high number of clients per AP. Which design principle should be applied?

The correct answer is B. Reduce cell size and increase AP density. High-density environments like stadiums require reducing cell size and increasing AP density so each AP serves fewer clients, preventing capacity exhaustion.

Wireless Design

Question

A stadium deployment requires handling a very high number of clients per AP. Which design principle should be applied?

Options

  • AEnable 160 MHz channels for maximum throughput
  • BReduce cell size and increase AP density
  • CUse omnidirectional antennas only
  • DIncrease AP transmit power to cover more area

How the community answered

(37 responses)
  • A
    5% (2)
  • B
    76% (28)
  • C
    5% (2)
  • D
    14% (5)

Why each option

High-density environments like stadiums require reducing cell size and increasing AP density so each AP serves fewer clients, preventing capacity exhaustion.

AEnable 160 MHz channels for maximum throughput

Enabling 160 MHz channels in a dense environment increases susceptibility to co-channel interference and reduces the number of usable non-overlapping channels, worsening overall performance.

BReduce cell size and increase AP densityCorrect

In high-density deployments, the limiting factor is client capacity per AP, not coverage area. Reducing transmit power to shrink cells and deploying more APs ensures each AP handles fewer concurrent clients, improving per-user throughput and association stability. This is the foundational principle of high-density Wi-Fi design.

CUse omnidirectional antennas only

Omnidirectional antennas radiate in all directions and are poorly suited for stadiums where directional or patch antennas focus energy toward seating areas and reduce interference.

DIncrease AP transmit power to cover more area

Increasing AP transmit power expands cell size, causing more clients to associate with fewer APs and increasing co-channel interference - the opposite of what high-density design requires.

Concept tested: High-density Wi-Fi design principles for stadiums

Source: https://www.cisco.com/c/en/us/td/docs/solutions/Enterprise/Mobility/highdense.html

Topics

#high-density deployment#cell size#AP density#stadium design

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