ATIS 0700016

Lawfully Authorized Electronic Surveillance (LAES) Capabilities for 3GPP IMS Based Push to talk over Cellular (PoC)

The Alliance for Telecommunications Industry Solutions , 01/01/2014

$235.00 $470.00

This document describes North American emergency call handling procedures in an IMS-based origination network (including steps taken by the originating device and network elements) and routing of such calls to a terminating ESInet or to a legacy Selective Router. This document also describes the interface between the IMS originating network and the ESInet, and between the IMS originating network and a legacy Selective Router.