HELD-capable endpoints for RedSky location discovery include Cisco 6800, 7800 and 8800 Series MPP desk phones and Webex App; Poly VVX and Yealink phones are treated as non-HELD.

Checked 2026-09-25

Vendor
Cisco
Product
Webex Calling
Subsystem
enhanced-emergency-calling
Deployment
multi-tenant
Region
us and canada
Release range
current as of 2026-09-25
Checked
2026-09-25

Sources

Cite this note

APA

WarmTransfer. (2026, September 25). Emergency callback numbers in Webex Calling: source note webex-calling-ecbn-redsky-held-devices. WarmTransfer. https://warmtransfer.net/knowledge/claims/webex-calling-ecbn-redsky-held-devices

BibTeX

@misc{warmtransfer-claim-webex-calling-ecbn-redsky-held-devices,
  title  = {Emergency callback numbers in Webex Calling: source note webex-calling-ecbn-redsky-held-devices},
  author = {{WarmTransfer}},
  year   = {2026},
  url    = {https://warmtransfer.net/knowledge/claims/webex-calling-ecbn-redsky-held-devices},
  note   = {Source note webex-calling-ecbn-redsky-held-devices, checked 2026-09-25}
}

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