Source note · Message waiting indicator troubleshooting
In an SCCP integration, the voicemail system sends MWIs by calling a message-waiting on number or off number in Unified CM.
Checked 2026-09-25
the voicemail system sends message-waiting indications (MWIs) by calling a message-waiting on and off number
- Vendor
- Cisco
- Product
- Cisco Unified Communications Manager
- Subsystem
- voicemail integration
- Deployment
- on-premises
- Region
- not restricted
- Release range
- Unified CM Release 15 and SUs
- Checked
- 2026-09-25
Sources
- System Configuration Guide for Cisco Unified Communications Manager, Release 15 and SUs - Integrate Cisco Applications — Cisco Systems · tier 2 current vendor documentation · Integrate Cisco Applications > Cisco Unity Connection (SCCP protocol)
Cite this note
APA
WarmTransfer. (2026, September 25). Message waiting indicator troubleshooting: source note mwi-troubleshooting-ucm-sccp-mwi-by-call. WarmTransfer. https://warmtransfer.net/knowledge/claims/mwi-troubleshooting-ucm-sccp-mwi-by-call
BibTeX
@misc{warmtransfer-claim-mwi-troubleshooting-ucm-sccp-mwi-by-call,
title = {Message waiting indicator troubleshooting: source note mwi-troubleshooting-ucm-sccp-mwi-by-call},
author = {{WarmTransfer}},
year = {2026},
url = {https://warmtransfer.net/knowledge/claims/mwi-troubleshooting-ucm-sccp-mwi-by-call},
note = {Source note mwi-troubleshooting-ucm-sccp-mwi-by-call, checked 2026-09-25}
}