Source note · Echo on VoIP calls

Cisco warns that disabling echo cancellation on a voice port might cause the remote side of the connection to hear echo.

Checked 2026-09-25

Disabling echo cancellation might cause the remote side of a connection to hear an echo.
Vendor
Cisco
Product
Cisco IOS
Subsystem
echo-cancellation-placement
Deployment
on-premises
Region
not restricted
Release range
current as of 2026-09-25
Checked
2026-09-25

Sources

Cite this note

APA

WarmTransfer. (2026, September 25). Echo on VoIP calls: source note echo-on-calls-ios-ec-disable-remote-hears. WarmTransfer. https://warmtransfer.net/knowledge/claims/echo-on-calls-ios-ec-disable-remote-hears

BibTeX

@misc{warmtransfer-claim-echo-on-calls-ios-ec-disable-remote-hears,
  title  = {Echo on VoIP calls: source note echo-on-calls-ios-ec-disable-remote-hears},
  author = {{WarmTransfer}},
  year   = {2026},
  url    = {https://warmtransfer.net/knowledge/claims/echo-on-calls-ios-ec-disable-remote-hears},
  note   = {Source note echo-on-calls-ios-ec-disable-remote-hears, checked 2026-09-25}
}

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