For basic emergency calling, Webex Calling does not know or store the Emergency Service Address; the PSTN provider supplies it, typically by statically mapping the ECBN it receives.
Checked 2026-09-25
Webex Calling doesn't know or store the Emergency Service Address for an emergency call.
- Vendor
- Cisco
- Product
- Webex Calling
- Subsystem
- emergency calling
- Deployment
- multi-tenant
- Region
- not restricted
- Release range
- as of source date 2025-04-01
- Checked
- 2026-09-25
Sources
- Emergency Callback Number (ECBN) in Control Hub — Cisco Systems, Inc. (help.webex.com) · tier 2 current vendor documentation · ECBN overview; Emergency Service Address note
Cite this note
APA
WarmTransfer. (2026, September 25). Migrating a Unified CM dial plan to Webex Calling or Teams: source note dial-plan-migration-wxc-esa-from-pstn. WarmTransfer. https://warmtransfer.net/knowledge/claims/dial-plan-migration-wxc-esa-from-pstn
BibTeX
@misc{warmtransfer-claim-dial-plan-migration-wxc-esa-from-pstn,
title = {Migrating a Unified CM dial plan to Webex Calling or Teams: source note dial-plan-migration-wxc-esa-from-pstn},
author = {{WarmTransfer}},
year = {2026},
url = {https://warmtransfer.net/knowledge/claims/dial-plan-migration-wxc-esa-from-pstn},
note = {Source note dial-plan-migration-wxc-esa-from-pstn, checked 2026-09-25}
}