Source note · DTMF methods and interoperability failures
Cisco's Webex Calling Local Gateway configuration uses dtmf-relay rtp-nte on the PSTN-facing dial-peer and on the Unified CM-facing dial-peers.
Checked 2026-09-24
- Vendor
- Cisco
- Product
- Webex Calling Local Gateway (IOS XE)
- Subsystem
- dial-peer DTMF
- Deployment
- hybrid
- Region
- not restricted
- Release range
- current as of 2026-09-24
- Checked
- 2026-09-24
Sources
- Configure Local Gateway on Cisco IOS XE for Webex Calling — Cisco Systems, Inc. (Webex Help Center) · tier 2 current vendor documentation · Registration-based LGW: dial-peer 200 (IP PSTN and TDM); Unified CM integration: dial-peers 300 and 400
Cite this note
APA
WarmTransfer. (2026, September 24). DTMF methods and interoperability failures: source note dtmf-interop-webex-lgw-rtp-nte. WarmTransfer. https://warmtransfer.net/knowledge/claims/dtmf-interop-webex-lgw-rtp-nte
BibTeX
@misc{warmtransfer-claim-dtmf-interop-webex-lgw-rtp-nte,
title = {DTMF methods and interoperability failures: source note dtmf-interop-webex-lgw-rtp-nte},
author = {{WarmTransfer}},
year = {2026},
url = {https://warmtransfer.net/knowledge/claims/dtmf-interop-webex-lgw-rtp-nte},
note = {Source note dtmf-interop-webex-lgw-rtp-nte, checked 2026-09-24}
}