Source note · ALI databases and MSAG address validation
NENA defines the VPC (VoIP Positioning Center) as the element that provides routing information for VoIP emergency calls and cooperates in delivering location information to the PSAP over the existing ALI database infrastructure.
Checked 2026-10-14
The element that provides routing information to support the routing of VoIP emergency calls.
- Vendor
- not restricted
- Product
- not restricted
- Subsystem
- VoIP E9-1-1 architecture
- Deployment
- legacy-e911
- Region
- us
- Release range
- current as of 2026-10-14
- Checked
- 2026-10-14
Sources
- VPC (VoIP Positioning Center) — NENA (National Emergency Number Association) · tier 1 standards and regulators · VPC (VoIP Positioning Center), definition
Cite this note
APA
WarmTransfer. (2026, October 14). ALI databases and MSAG address validation: source note ali-msag-location-provisioning-nena-vpc-def. WarmTransfer. https://warmtransfer.net/knowledge/claims/ali-msag-location-provisioning-nena-vpc-def
BibTeX
@misc{warmtransfer-claim-ali-msag-location-provisioning-nena-vpc-def,
title = {ALI databases and MSAG address validation: source note ali-msag-location-provisioning-nena-vpc-def},
author = {{WarmTransfer}},
year = {2026},
url = {https://warmtransfer.net/knowledge/claims/ali-msag-location-provisioning-nena-vpc-def},
note = {Source note ali-msag-location-provisioning-nena-vpc-def, checked 2026-10-14}
}