[Asterisk-Dev] [Asterisk-biz] company info - 911/PSAPservicesconference call

Greg Boehnlein damin at nacs.net
Fri Jun 3 08:55:13 MST 2005

On Fri, 3 Jun 2005, Matthew Boehm wrote:

> > This is very useful thing. If you require customers to register their
> > location, and use their service, you 'solve' the problem'.
>     It is useful, but does not meet the requirement of delivering E911.
> >> Does anyone know of a provider/solution where we can simply send a
> >> SIP 911 call and have it terminated properly to the right psap?
> >
> > Repeat after me: It is not possible, to retrieve geographic location
> > based on IP address.
>     I know you can't. I didn't say that's what I wanted. In the PSTN world,
> when someone dials 911, a database gets dipped with the person's ANI and the
> address of that ANI is retreived. That packet of info is then forwarded on
> to the PSAP for that ANI and the address pops up on the computer screens at
> the PSAP. I'm looking for a carrier (in fact, we all are if we want to be
> E911 compliant) that can do that, but do it via an incomming SIP call rather
> than PSTN call.
>     Basically need a carrier that can recieve a 911 SIP call, do a lookup in
> the database and send that info to PSAP. I've been told that Broadwing can
> do this but I'd like more choices.

Have you considered Intrado?

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