On Sun, Jul 17, 2005 at 12:15:06AM -0700, trixter http://www.0xdecafbad.com wrote: > > In short you might investigate a phone company service blocker for > premium service numbers and try your best to block what you can but it > would be impossible for someone without SS7 network access to see what > the rate of the call is since these numbers can hide virtually anywhere.
The cost of a call is not available from any SS7 service that I know of. > NANPA manages all the numbers in the north american numbering plan, if > memory serves their page is nanpa.org and they used to have rate center > information available on their page for free that you can download (and > you would need to parse it and continually get updates as new exchanges > are allocated). http://www.nanpa.com/area_codes/index.html You'll have to make a white list. > > > > On athe same topic, I'm worried about area codes like 809. Are there any > > other such area codes that should be avoided? > > > > Ahh glad you brought that up, see above. I think there are a couple of > them, but I dont know off hand what they are.. try googling 'toll fraud > 809' and see if that works. 809 is a valid area code. Read this: http://www.lincmad.com/telesleaze.html _______________________________________________ Asterisk-Users mailing list Asterisk-Users@lists.digium.com http://lists.digium.com/mailman/listinfo/asterisk-users To UNSUBSCRIBE or update options visit: http://lists.digium.com/mailman/listinfo/asterisk-users