Source note · Calls going straight to voicemail
In Unified CM, Call Forward No Answer forwards a call when the phone is not answered before the No Answer Ring Duration expires or when the destination is unregistered.
Checked 2026-09-25
Forwards calls when the phone is not answered after the configured No Answer Ring Duration timer is exceeded or the destination is unregistered.
- Vendor
- Cisco
- Product
- Unified Communications Manager
- Subsystem
- call forwarding
- Deployment
- on-premises
- Region
- not restricted
- Release range
- Release 15 and SUs
- Checked
- 2026-09-25
Sources
- Feature Configuration Guide for Cisco Unified Communications Manager, Release 15 and SUs - Call Forwarding — Cisco Systems · tier 2 current vendor documentation · Call Forwarding Overview; Call Forward No Answer Internal/External definition
Cite this note
APA
WarmTransfer. (2026, September 25). Calls going straight to voicemail: source note calls-straight-to-voicemail-ucm-cfna-unregistered. WarmTransfer. https://warmtransfer.net/knowledge/claims/calls-straight-to-voicemail-ucm-cfna-unregistered
BibTeX
@misc{warmtransfer-claim-calls-straight-to-voicemail-ucm-cfna-unregistered,
title = {Calls going straight to voicemail: source note calls-straight-to-voicemail-ucm-cfna-unregistered},
author = {{WarmTransfer}},
year = {2026},
url = {https://warmtransfer.net/knowledge/claims/calls-straight-to-voicemail-ucm-cfna-unregistered},
note = {Source note calls-straight-to-voicemail-ucm-cfna-unregistered, checked 2026-09-25}
}