[asterisk-users] A method to determine PSTN Call Provider?

Wilton Helm whelm at compuserve.com
Sun Dec 21 12:51:24 CST 2008


With number portability?  I would think that would require a very large and dynamic database that would get obsolete rather quickly.  I guess somewhere in the deep innards of the network that database has to exist, but are mere mortals allowed to access it?

Wilton
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