The Extension calling option uses a Webex Calling extension; a single configured extension is filled in automatically and several are offered as a validated list.

Checked 2026-09-22

Vendor
Cisco
Product
Webex Contact Center
Subsystem
Agent Desktop
Deployment
multi-tenant
Region
not restricted
Release range
current as of 2026-09-22
Checked
2026-09-22

Sources

Cite this note

APA

WarmTransfer. (2026, September 22). Building one application in the Webex Contact Center sandbox: source note webex-cc-sandbox-poc-signin-extension-webex-calling. WarmTransfer. https://warmtransfer.net/knowledge/claims/webex-cc-sandbox-poc-signin-extension-webex-calling

BibTeX

@misc{warmtransfer-claim-webex-cc-sandbox-poc-signin-extension-webex-calling,
  title  = {Building one application in the Webex Contact Center sandbox: source note webex-cc-sandbox-poc-signin-extension-webex-calling},
  author = {{WarmTransfer}},
  year   = {2026},
  url    = {https://warmtransfer.net/knowledge/claims/webex-cc-sandbox-poc-signin-extension-webex-calling},
  note   = {Source note webex-cc-sandbox-poc-signin-extension-webex-calling, checked 2026-09-22}
}

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