Brian Rosen
Chair, Long Term Definition WG
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i1 = document older strategies for VoIP into
9-1-1
i2 = standard way to support VoIP on current
E9-1-1 using mechanisms developed for
wireless
i3 = bring PSAPs onto a new IP network
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All new network, databases, interfaces,
procedures, etc
Having said that, the basic process of how we
answer calls doesn’t change
All of public safety on an IP network =
Emergency Services IP Network (ESInet)
i3 is the technical component of NG9-1-1
i3 is based on IETF ecrit standards
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Is the Geographic Information System
Created as part of “Phase 2” wireless
upgrades
“Map” of service area
Contains political boundaries, streets,
addresses, service boundaries
Routing for lat/lon is point in polygon
Routing for civic is (theoretically) geocode +
PinP
Layer replication from GIS to ECRF
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NENA 08-751 – Requirements
NENA 08-002 – Architecture (Stage 2)
NENA 08-003 (in review) – Detailed interface
& functions
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Legacy Selective Router Gateway
Uses Tandem to Tandem transfers to allow
◦ ESInet originated call to terminate/transfer to
Selective Router terminated PSAP
◦ Selective Router originated call to
terminate/transfer to ESInet terminated PSAP
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Uses ALI with E2 to interwork location
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Comprehensive “what has to be done” to
move the entire system
Creation/upgrade/maintenance of databases
Regulatory
Realignment of responsibilities
Funding
Education