Source note · Echo on VoIP calls
Cisco describes echo cancellation as an invasive process that can minimally degrade voice quality, and says it should be disabled if not needed.
Checked 2026-09-25
- Vendor
- Cisco
- Product
- Cisco IOS
- Subsystem
- echo-canceller-tuning
- Deployment
- on-premises
- Region
- not restricted
- Release range
- current as of 2026-09-25
- Checked
- 2026-09-25
Sources
- Cisco IOS Voice Command Reference - D through I - E — Cisco · tier 2 current vendor documentation · echo-cancel enable > Usage Guidelines
Cite this note
APA
WarmTransfer. (2026, September 25). Echo on VoIP calls: source note echo-on-calls-ios-ec-invasive. WarmTransfer. https://warmtransfer.net/knowledge/claims/echo-on-calls-ios-ec-invasive
BibTeX
@misc{warmtransfer-claim-echo-on-calls-ios-ec-invasive,
title = {Echo on VoIP calls: source note echo-on-calls-ios-ec-invasive},
author = {{WarmTransfer}},
year = {2026},
url = {https://warmtransfer.net/knowledge/claims/echo-on-calls-ios-ec-invasive},
note = {Source note echo-on-calls-ios-ec-invasive, checked 2026-09-25}
}