How relable does the Internet need to be? (Was: Re: Converged Network Threat)

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On Fri, 27 Feb 2004 Michael.Dillon at radianz.com wrote:

> In Canada and the USA they would dial 911
> In the UK they would dial 999
> In Europe they would dial 112 or possibly one of the various
> legacy national numbers for emergency service.
> And in Australia they would dial 000.
> 
> Do you route all these calls to Britain?  Do you use some sort of
> geographical locator database for IP addresses to route the call?
> Do you route the call based on the actual number dialed, i.e. all
> 000 calls go to Australia?

Sounds like a perfect job for anycast.

I dont know how VoIP URIs work, but if there's DNS mapping involved 
surely you can set up the appropriate records for _all_ the various 
types of emergency number formats to map to the same anycast address.

> --Michael Dillon

regards,
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Paul Jakma	paul at clubi.ie	paul at jakma.org	Key ID: 64A2FF6A
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