West Resources

Selecting an E911 Call Routing Solution: PS-ALI vs VPC

Your enterprise is enabling its IP-PBX system with E911 capabilities and needs to find the right 911 call routing solution. This can be done with either Private Switch Automatic Location Identification (PS-ALI) accounts or a VoIP Positioning Center (VPC) solution, such as West’s Emergency Routing Service (ERS).

This White Paper: Comparing PS-ALI and VPC Solutions For Enterprise E911 explains the key differences between PS-ALI and VPC solutions, and aims to help enterprises make an informed decision when selecting a 911 call routing solution for their IP deployments.

West Corporation