RingCentral's RingCX number documentation describes numbers bought or ported through RingEX and made CCRNs, and no RingCentral page found describes a SIP trunk from a third-party PBX such as Unified CM into RingCX, so Unified CM reaches RingCX by dialing a CCRN over the PSTN.

inferred · Checked 2026-09-25

Vendor
RingCentral
Product
RingCX
Subsystem
number routing
Deployment
multi-tenant
Region
not restricted
Release range
current as of 2026-09-25
Status
inferred
Checked
2026-09-25

Sources

Cite this note

APA

WarmTransfer. (2026, September 25). Connecting Unified CM to RingCentral contact center: source note cucm-with-ringcentral-contact-center-no-pbx-trunk-doc. WarmTransfer. https://warmtransfer.net/knowledge/claims/cucm-with-ringcentral-contact-center-no-pbx-trunk-doc

BibTeX

@misc{warmtransfer-claim-cucm-with-ringcentral-contact-center-no-pbx-trunk-doc,
  title  = {Connecting Unified CM to RingCentral contact center: source note cucm-with-ringcentral-contact-center-no-pbx-trunk-doc},
  author = {{WarmTransfer}},
  year   = {2026},
  url    = {https://warmtransfer.net/knowledge/claims/cucm-with-ringcentral-contact-center-no-pbx-trunk-doc},
  note   = {Source note cucm-with-ringcentral-contact-center-no-pbx-trunk-doc, checked 2026-09-25}
}

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