Source note · Wi-Fi design for voice
Cisco TechNote 214215 recommends 12 Mbps as the lowest rate, and 6 Mbps as lowest mandatory with 12 and 24 Mbps enabled where coverage is marginal.
Checked 2026-09-25
- Vendor
- Cisco
- Product
- Cisco Wireless IP Phone 8821
- Subsystem
- data rates
- Deployment
- on-premises
- Region
- not restricted
- Release range
- as of 2021-04-22 update
- Checked
- 2026-09-25
Sources
- How to get your 8821/792x wireless phones performing reliably — Cisco Systems · tier 2 current vendor documentation · Section 5, Optimize channels, power, and data rates
Cite this note
APA
WarmTransfer. (2026, September 25). Wi-Fi design for voice: source note wifi-voice-design-8821-data-rates. WarmTransfer. https://warmtransfer.net/knowledge/claims/wifi-voice-design-8821-data-rates
BibTeX
@misc{warmtransfer-claim-wifi-voice-design-8821-data-rates,
title = {Wi-Fi design for voice: source note wifi-voice-design-8821-data-rates},
author = {{WarmTransfer}},
year = {2026},
url = {https://warmtransfer.net/knowledge/claims/wifi-voice-design-8821-data-rates},
note = {Source note wifi-voice-design-8821-data-rates, checked 2026-09-25}
}