A correct 933 readback confirms the calling number and the address the provider holds for it, but does not exercise PSAP selection, ALI delivery to the PSAP, or security-desk notification.
inferred · Checked 2026-10-01
- Vendor
- not restricted
- Product
- not restricted
- Subsystem
- 933 testing
- Deployment
- multi-tenant, carrier-service
- Region
- us
- Release range
- current as of 2026-10-01
- Status
- inferred
- Checked
- 2026-10-01
Sources
- E911 for Static VoIP integration & testing guide — Bandwidth · tier 2 current vendor documentation · Make a 933 call (933 does not reach a PSAP); compare Teams Test emergency calling and Webex testing with 933
Cite this note
APA
WarmTransfer. (2026, October 1). Troubleshooting 911 calls that route with the wrong location: source note e911-routing-failures-inf-933-proves-provisioning. WarmTransfer. https://warmtransfer.net/knowledge/claims/e911-routing-failures-inf-933-proves-provisioning
BibTeX
@misc{warmtransfer-claim-e911-routing-failures-inf-933-proves-provisioning,
title = {Troubleshooting 911 calls that route with the wrong location: source note e911-routing-failures-inf-933-proves-provisioning},
author = {{WarmTransfer}},
year = {2026},
url = {https://warmtransfer.net/knowledge/claims/e911-routing-failures-inf-933-proves-provisioning},
note = {Source note e911-routing-failures-inf-933-proves-provisioning, checked 2026-10-01}
}