Source note · One-way and no-way audio diagnosis
Some Cisco IOS gateways, such as the VG200, have IP routing disabled by default, which the Unified CM 12.5(1) guide lists as a cause of one-way audio. The fix it gives is the global ip routing command.
Checked 2026-09-24
Some Cisco IOS gateways, such as the VG200, have IP routing disabled by default
- Vendor
- Cisco
- Product
- Cisco IOS voice gateways
- Subsystem
- IP routing
- Deployment
- on-premises
- Region
- not restricted
- Release range
- Unified CM 12.5(1) guide; gateway releases unspecified
- 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 > IP routing subsection
Cite this note
APA
WarmTransfer. (2026, September 24). One-way and no-way audio diagnosis: source note one-way-audio-ios-ip-routing-default-off. WarmTransfer. https://warmtransfer.net/knowledge/claims/one-way-audio-ios-ip-routing-default-off
BibTeX
@misc{warmtransfer-claim-one-way-audio-ios-ip-routing-default-off,
title = {One-way and no-way audio diagnosis: source note one-way-audio-ios-ip-routing-default-off},
author = {{WarmTransfer}},
year = {2026},
url = {https://warmtransfer.net/knowledge/claims/one-way-audio-ios-ip-routing-default-off},
note = {Source note one-way-audio-ios-ip-routing-default-off, checked 2026-09-24}
}