HPE7-A07 · Question #71
An ACME company employee complained about a recent poor-quality VoIP call while moving around their office environment. HPE Aruba Networking Central reported a fair UCC score for this call while…
The correct answer is A. Design issues related to 802.11e. B. There was localized interference at the caller's location. 802.11e relates to QoS for voice/video over Wi-Fi. Design or configuration issues here can result in poor call quality. Localized interference on 5GHz (e.g., from non-Wi-Fi sources) can degrade call quality and MOS.
Question
An ACME company employee complained about a recent poor-quality VoIP call while moving around their office environment. HPE Aruba Networking Central reported a fair UCC score for this call while your VoIP engineer reported that their systems reported a MOS of 2.3. The VoIP devices are operating over the 5GHz frequency band. What are the possible contributing factors? (Choose two.)
Options
- ADesign issues related to 802.11e.
- BThere was localized interference at the caller's location.
- CHPE Aruba Networking AirMatch over-the-air updates are disabled.
- DDesign factors related to 802.11h.
- E802.1r is enabled in the WLAN Security settings.
How the community answered
(38 responses)- A71% (27)
- C8% (3)
- D5% (2)
- E16% (6)
Explanation
802.11e relates to QoS for voice/video over Wi-Fi. Design or configuration issues here can result in poor call quality. Localized interference on 5GHz (e.g., from non-Wi-Fi sources) can degrade call quality and MOS.
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