[Freeswitch-users] Spoofed CID?

[Robert Huddleston]

Did you look at SIP headers to see if a P-Asserted-Indetity could have been
attached.. I don't think it's widely used - but I know some carriers require
it.

http://www.ietf.org/rfc/rfc3325.txt
 

-----Original Message-----
From: freeswitch-users-bounces at lists.freeswitch.org
[mailto:freeswitch-users-bounces at lists.freeswitch.org] On Behalf Of mazilo
Sent: Thursday, May 19, 2011 11:15 AM
To: freeswitch-users at lists.freeswitch.org
Subject: Re: [Freeswitch-users] Spoofed CID?


Steven Ayre wrote:
> 
> There's no way of knowing really.
> 
> You can send any CID you like in SIP. They might own 4433669222 in real
> life, they might not. You only really get a guarantee it's genuine if it's
> coming off the PSTN.
> 
> All I can tell you is 44336 is a valid UK phone number prefix (
> http://en.wikipedia.org/wiki/03_numbers).
Yes and 44336 is a valid UK phone number prefix. However, this is an
11-digit number coming from a Google Voice by a 
http://tnid.us/lookup/4433669222/ wireless caller .

-----
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Watts of electricity.
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