Source note · Wi-Fi design for voice
Cisco's 8821 troubleshooting guidance says the next access point should have an RSSI of -67 dBm or greater for the phone to roam successfully.
Checked 2026-09-25
The next access point should have an RSSI value of -67 dBm or greater.
- Vendor
- Cisco
- Product
- Cisco Wireless IP Phone 8821
- Subsystem
- RF coverage and roaming
- Deployment
- on-premises
- Region
- not restricted
- Release range
- current as of 2026-09-25
- Checked
- 2026-09-25
Sources
- Cisco Wireless IP Phone 8821 and 8821-EX Administration Guide for Cisco Unified Communications Manager - Troubleshooting — Cisco Systems · tier 2 current vendor documentation · Troubleshooting > Roaming and Voice Quality or Lost Connection Problems
Cite this note
APA
WarmTransfer. (2026, September 25). Wi-Fi design for voice: source note wifi-voice-design-8821-next-ap-rssi. WarmTransfer. https://warmtransfer.net/knowledge/claims/wifi-voice-design-8821-next-ap-rssi
BibTeX
@misc{warmtransfer-claim-wifi-voice-design-8821-next-ap-rssi,
title = {Wi-Fi design for voice: source note wifi-voice-design-8821-next-ap-rssi},
author = {{WarmTransfer}},
year = {2026},
url = {https://warmtransfer.net/knowledge/claims/wifi-voice-design-8821-next-ap-rssi},
note = {Source note wifi-voice-design-8821-next-ap-rssi, checked 2026-09-25}
}