Webex Contact Center requires calls to arrive using the G.711 uLaw or G.711 aLaw codec.
Checked 2026-10-02
Codec: G.711uLaw or G.711aLaw
- Vendor
- Cisco
- Product
- Webex Contact Center
- Subsystem
- voice ingress media
- Deployment
- multi-tenant
- Region
- not restricted
- Release range
- current as of 2026-10-02
- Checked
- 2026-10-02
Sources
- Set up voice channels for Webex Contact Center — Cisco Systems, Inc. (Webex Help Center) · tier 2 current vendor documentation · section 'PSTN Media and Signaling Requirements for Webex Contact Center', Codec row
Cite this note
APA
WarmTransfer. (2026, October 2). Troubleshooting DTMF digits not detected in Webex Contact Center flows: source note wxcc-dtmf-troubleshooting-pstn-codec-g711. WarmTransfer. https://warmtransfer.net/knowledge/claims/wxcc-dtmf-troubleshooting-pstn-codec-g711
BibTeX
@misc{warmtransfer-claim-wxcc-dtmf-troubleshooting-pstn-codec-g711,
title = {Troubleshooting DTMF digits not detected in Webex Contact Center flows: source note wxcc-dtmf-troubleshooting-pstn-codec-g711},
author = {{WarmTransfer}},
year = {2026},
url = {https://warmtransfer.net/knowledge/claims/wxcc-dtmf-troubleshooting-pstn-codec-g711},
note = {Source note wxcc-dtmf-troubleshooting-pstn-codec-g711, checked 2026-10-02}
}