|Re: Phone Call Routing|
|Sam Spade (email@example.com)|
Wed, 07 Mar 2007 05:51:24 -0800
Nothing personal, but I have to chuckle at this one.|
The switched public network has been around in its present form since
There has been huge amounts of material published on the technical
You would learn a lot more my doing a bit of research rather than
John Schmerold wrote:
> How are phone calls routed and who is responsible for what?
> I understand what happens when I plug http://www.google.com into my web
> When it comes to phone calls I'm baffled. When I pick up the handset
> Who is responsible for this routing and how does one go about protecting
> The point of this exercise is performance and security.
> 1. Performance
> 2. Security
> What if our supplier goes out of business? How do we get our number?
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