The BTN on a Cisco Calling Plan port order must match the losing carrier's records exactly, and an order is rejected if the BTN is among the numbers being ported and no new billing number is given.

Checked 2026-09-25

Vendor
Cisco
Product
Webex Calling
Subsystem
Cisco Calling Plan porting
Deployment
multi-tenant
Region
not restricted
Release range
current as of 2026-09-25
Checked
2026-09-25

Sources

Cite this note

APA

WarmTransfer. (2026, September 25). Porting numbers to Webex Calling: source note webex-calling-number-porting-btn-must-match. WarmTransfer. https://warmtransfer.net/knowledge/claims/webex-calling-number-porting-btn-must-match

BibTeX

@misc{warmtransfer-claim-webex-calling-number-porting-btn-must-match,
  title  = {Porting numbers to Webex Calling: source note webex-calling-number-porting-btn-must-match},
  author = {{WarmTransfer}},
  year   = {2026},
  url    = {https://warmtransfer.net/knowledge/claims/webex-calling-number-porting-btn-must-match},
  note   = {Source note webex-calling-number-porting-btn-must-match, checked 2026-09-25}
}

Read in context