The colocation configuration includes a dedicated step for emergency-call dial-peers used in survivability mode, separate from the outbound PSTN dial-peer for regular calls.

Checked 2026-09-30

Vendor
Cisco
Product
Webex Calling Site Survivability
Subsystem
colocation
Deployment
multi-tenant
Region
not restricted
Release range
IOS XE Dublin 17.12.3 and later
Checked
2026-09-30

Sources

Cite this note

APA

WarmTransfer. (2026, September 30). Troubleshooting Webex Calling survivability failover: source note webex-calling-survivability-troubleshooting-colo-e911. WarmTransfer. https://warmtransfer.net/knowledge/claims/webex-calling-survivability-troubleshooting-colo-e911

BibTeX

@misc{warmtransfer-claim-webex-calling-survivability-troubleshooting-colo-e911,
  title  = {Troubleshooting Webex Calling survivability failover: source note webex-calling-survivability-troubleshooting-colo-e911},
  author = {{WarmTransfer}},
  year   = {2026},
  url    = {https://warmtransfer.net/knowledge/claims/webex-calling-survivability-troubleshooting-colo-e911},
  note   = {Source note webex-calling-survivability-troubleshooting-colo-e911, checked 2026-09-30}
}

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