Source note · Setting up third-party SIP phones on Webex Calling
Cisco states that modems are not supported in Webex Calling.
Checked 2026-09-30
We do not support modems in Webex Calling.
- Vendor
- Cisco
- Product
- Webex Calling
- Subsystem
- devices
- Deployment
- multi-tenant
- Region
- not restricted
- Release range
- current as of 2026-09-30
- Checked
- 2026-09-30
Sources
- Supported devices for Webex Calling — Cisco · tier 2 current vendor documentation · section 'List of supported third-party devices', note after the AudioCodes ATA rows
Cite this note
APA
WarmTransfer. (2026, September 30). Setting up third-party SIP phones on Webex Calling: source note webex-calling-third-party-phone-setup-no-modems. WarmTransfer. https://warmtransfer.net/knowledge/claims/webex-calling-third-party-phone-setup-no-modems
BibTeX
@misc{warmtransfer-claim-webex-calling-third-party-phone-setup-no-modems,
title = {Setting up third-party SIP phones on Webex Calling: source note webex-calling-third-party-phone-setup-no-modems},
author = {{WarmTransfer}},
year = {2026},
url = {https://warmtransfer.net/knowledge/claims/webex-calling-third-party-phone-setup-no-modems},
note = {Source note webex-calling-third-party-phone-setup-no-modems, checked 2026-09-30}
}