Source note · Wi-Fi design for voice
On the Catalyst 9800 (IOS XE 17.3), the default voice CAC values are Voice Max RF Bandwidth 75 percent and Voice Reserved Roaming Bandwidth 6 percent, with voice admission control (ACM) disabled by default.
Checked 2026-09-25
- Vendor
- Cisco
- Product
- Catalyst 9800 Wireless Controller
- Subsystem
- call admission control
- Deployment
- on-premises
- Region
- not restricted
- Release range
- IOS XE 17.3.x
- Checked
- 2026-09-25
Sources
- Cisco Catalyst 9800 Series Wireless Controller Software Configuration Guide, Cisco IOS XE 17.3.x - 802.11 parameters and Band Selection — Cisco Systems · tier 2 current vendor documentation · 802.11 parameters > Call Admission Control, sample show output
Cite this note
APA
WarmTransfer. (2026, September 25). Wi-Fi design for voice: source note wifi-voice-design-9800-cac-defaults. WarmTransfer. https://warmtransfer.net/knowledge/claims/wifi-voice-design-9800-cac-defaults
BibTeX
@misc{warmtransfer-claim-wifi-voice-design-9800-cac-defaults,
title = {Wi-Fi design for voice: source note wifi-voice-design-9800-cac-defaults},
author = {{WarmTransfer}},
year = {2026},
url = {https://warmtransfer.net/knowledge/claims/wifi-voice-design-9800-cac-defaults},
note = {Source note wifi-voice-design-9800-cac-defaults, checked 2026-09-25}
}