Source note · Message waiting indicator troubleshooting
For the Cisco Wireless Phone 9821 on Unified CM, the line-level visual MWI policy offers Use system policy, Light and prompt, Light only, Prompt and None, and Cisco states that 'Prompt' does not take effect on this phone.
Checked 2026-09-25
- Vendor
- Cisco
- Product
- Cisco Wireless Phone 9821 on Unified CM
- Subsystem
- MWI policy
- Deployment
- on-premises
- Region
- not restricted
- Release range
- current as of 2026-09-25
- Checked
- 2026-09-25
Sources
- Customize Message Waiting Indicator (MWI) policy — Cisco Webex Help Center · tier 2 current vendor documentation · Visual MWI policy (Device > Phone > Line <n> on Device <MAC>)
Cite this note
APA
WarmTransfer. (2026, September 25). Message waiting indicator troubleshooting: source note mwi-troubleshooting-9821-visual-policy. WarmTransfer. https://warmtransfer.net/knowledge/claims/mwi-troubleshooting-9821-visual-policy
BibTeX
@misc{warmtransfer-claim-mwi-troubleshooting-9821-visual-policy,
title = {Message waiting indicator troubleshooting: source note mwi-troubleshooting-9821-visual-policy},
author = {{WarmTransfer}},
year = {2026},
url = {https://warmtransfer.net/knowledge/claims/mwi-troubleshooting-9821-visual-policy},
note = {Source note mwi-troubleshooting-9821-visual-policy, checked 2026-09-25}
}