The gateway that connects to the emergency network or PSTN over CAMA or PRI is assigned the E911CSS calling search space so PSAP callbacks can reach the ELIN translation patterns.

Checked 2026-09-24

You must set up a gateway to use a CAMA or PRI connection to the emergency network or PSTN
Vendor
Cisco
Product
Cisco Unified Communications Manager
Subsystem
gateway
Deployment
on-premises
Region
us
Release range
Emergency Responder 15 and SUs
Checked
2026-09-24

Sources

Cite this note

APA

WarmTransfer. (2026, September 24). Cisco Emergency Responder setup: source note cisco-emergency-responder-setup-gateway-css. WarmTransfer. https://warmtransfer.net/knowledge/claims/cisco-emergency-responder-setup-gateway-css

BibTeX

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

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