The first task in Cisco's 'MWIs Do Not Turn On or Off' procedure is to run the Check Telephony Configuration test, reachable from Related Links on Telephony Integrations pages.

Checked 2026-09-25

Vendor
Cisco
Product
Cisco Unity Connection
Subsystem
MWI troubleshooting procedure
Deployment
on-premises
Region
not restricted
Release range
Unity Connection Release 14 and 15
Checked
2026-09-25

Sources

Cite this note

APA

WarmTransfer. (2026, September 25). Message waiting indicator troubleshooting: source note mwi-troubleshooting-cuc-check-telephony-first. WarmTransfer. https://warmtransfer.net/knowledge/claims/mwi-troubleshooting-cuc-check-telephony-first

BibTeX

@misc{warmtransfer-claim-mwi-troubleshooting-cuc-check-telephony-first,
  title  = {Message waiting indicator troubleshooting: source note mwi-troubleshooting-cuc-check-telephony-first},
  author = {{WarmTransfer}},
  year   = {2026},
  url    = {https://warmtransfer.net/knowledge/claims/mwi-troubleshooting-cuc-check-telephony-first},
  note   = {Source note mwi-troubleshooting-cuc-check-telephony-first, checked 2026-09-25}
}

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