In Webex Calling, HELD-capable MPP phones and the Webex App find their location by network discovery (upstream LLDP switch, WAP BSSID, IP or MAC); devices that cannot use HELD are located from the caller ID asserted on the call.

Checked 2026-09-24

For HELD-capable multiplatform firmware (MPP), location detection is based on network discovery.
Vendor
Cisco
Product
Webex Calling
Subsystem
enhanced emergency calling
Deployment
multi-tenant
Region
us-ca
Release range
current as of 2026-09-24
Checked
2026-09-24

Sources

Cite this note

APA

WarmTransfer. (2026, September 24). Cisco Emergency Responder: source note cucm-emergency-responder-wxc-held-discovery. WarmTransfer. https://warmtransfer.net/knowledge/claims/cucm-emergency-responder-wxc-held-discovery

BibTeX

@misc{warmtransfer-claim-cucm-emergency-responder-wxc-held-discovery,
  title  = {Cisco Emergency Responder: source note cucm-emergency-responder-wxc-held-discovery},
  author = {{WarmTransfer}},
  year   = {2026},
  url    = {https://warmtransfer.net/knowledge/claims/cucm-emergency-responder-wxc-held-discovery},
  note   = {Source note cucm-emergency-responder-wxc-held-discovery, checked 2026-09-24}
}

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