VPC (VoIP Positioning Center)

The VoIP Positioning Center (VPC) is the element that provides routing information to support the routing of VoIP emergency calls, and cooperates in delivering location information to the PSAP over the existing ALI DB infrastructure.


 * NENA 57-503, NENA Procedures for Notification of ERDB and VPC Operators of ESN Changes by 9-1-1 Administrator Operations Information Document
 * NENA 03-507, ESQK Guidelines for VoIP to E9-1-1 Connectivity