For Dedicated Instance to Webex Calling Contact Center support, certificate-based trunks using mTLS must be used because registration-based trunks are no longer supported.

Checked 2026-09-16

you must use certificate based trunks (mTLS) as registration based trunks are no longer supported
Vendor
Cisco
Product
Webex Contact Center with Webex Dedicated Instance
Subsystem
trunking
Deployment
dedicated-instance
Region
not restricted
Release range
current as of 2026-09-16
Checked
2026-09-16

Sources

Cite this note

APA

WarmTransfer. (2026, September 16). Webex Calling with Webex Contact Center: source note webex-calling-with-webex-contact-center-di-cert-trunks-required. WarmTransfer. https://warmtransfer.net/knowledge/claims/webex-calling-with-webex-contact-center-di-cert-trunks-required

BibTeX

@misc{warmtransfer-claim-webex-calling-with-webex-contact-center-di-cert-trunks-required,
  title  = {Webex Calling with Webex Contact Center: source note webex-calling-with-webex-contact-center-di-cert-trunks-required},
  author = {{WarmTransfer}},
  year   = {2026},
  url    = {https://warmtransfer.net/knowledge/claims/webex-calling-with-webex-contact-center-di-cert-trunks-required},
  note   = {Source note webex-calling-with-webex-contact-center-di-cert-trunks-required, checked 2026-09-16}
}

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