Source note · One-way and no-way audio diagnosis
The Cisco one-way audio guidance held here is in the Unified CM Release 12.5(1) troubleshooting guide, Device Issues chapter, last updated 2023-11-24. Its causes are H.323, SCCP and IOS-platform issues; none is specific to SIP trunks or SBCs.
Checked 2026-09-24
- Vendor
- Cisco
- Product
- Unified Communications Manager
- Subsystem
- documentation scope
- Deployment
- on-premises
- Region
- not restricted
- Release range
- Unified CM 12.5(1)
- Checked
- 2026-09-24
Sources
- Troubleshooting Guide for Cisco Unified Communications Manager Release 12.5(1) — Device Issues — Cisco Systems, Inc. (www.cisco.com) · tier 2 current vendor documentation · Device Issues > Voice Quality > One-Way Audio or No Audio (whole subsection); page update date
Cite this note
APA
WarmTransfer. (2026, September 24). One-way and no-way audio diagnosis: source note one-way-audio-cucm-guide-scope. WarmTransfer. https://warmtransfer.net/knowledge/claims/one-way-audio-cucm-guide-scope
BibTeX
@misc{warmtransfer-claim-one-way-audio-cucm-guide-scope,
title = {One-way and no-way audio diagnosis: source note one-way-audio-cucm-guide-scope},
author = {{WarmTransfer}},
year = {2026},
url = {https://warmtransfer.net/knowledge/claims/one-way-audio-cucm-guide-scope},
note = {Source note one-way-audio-cucm-guide-scope, checked 2026-09-24}
}