APN Rewind - Eps. 012 - E911 Selective Routers

Published: Jan. 24, 2011, 1 p.m.

How does your E911 call get to the right PSAP? The Selective Router is an important part of the E911 infrastructure that interconnects the Public PSTN to the Private E911 networks that exist across the country. Understanding the mechanics behind how these COs switch your 911 calls is a critical piece of the puzzle.