We have recently gotten complaints of harrassing and high pressure sales scams
orginating from our NOC's phone number. Since the number is a virtual number on
the PBX, it can't be used for outgoing calls. I assume the scammers choose the
number from the whois db. Anyone else seen this
On 06/10/10 10:29 -0400, Matthew Huff wrote:
We have recently gotten complaints of harrassing and high pressure sales scams
orginating from our NOC's phone number. Since the number is a virtual number on
the PBX, it can't be used for outgoing calls. I assume the scammers choose the
number
On Wed, Oct 6, 2010 at 10:37 AM, Dan White dwh...@olp.net wrote:
If your PBX is SIP based, you might be victim of a SIP registration hijack,
which are on the rise, based on traffic we've been seeing in our network.
I had my unpublished asterisk box up for all of two days before
getting half a
Of William Herrin
Sent: Wednesday, October 06, 2010 11:15 AM
To: Dan White
Cc: Matthew Huff; (nanog@nanog.org)
Subject: Re: Scam telemarketers spoofing our NOC phone number for callerid
On Wed, Oct 6, 2010 at 10:37 AM, Dan White dwh...@olp.net wrote:
If your PBX is SIP based, you might
On Wed, 6 Oct 2010, Matthew Huff wrote:
Our system is PRI based, not sip.
PRI for origination and termination...but what are your phones? Old
school or VOIP/SIP? If your phone system supports SIP clients, it really
ought to be IP restricted to only allow your phones access, or use
-460-4039
aim: matthewbhuff | Fax: 914-460-4139
-Original Message-
From: Jon Lewis [mailto:jle...@lewis.org]
Sent: Wednesday, October 06, 2010 11:34 AM
To: Matthew Huff
Cc: '(nanog@nanog.org)'
Subject: RE: Scam telemarketers spoofing our NOC phone number for callerid
On Wed, 6
On 10/6/10 9:43 AM, Matthew Huff wrote:
Digital all the way through. No sip. No outside access to the PBX
subnet either. Just a mininute ago our telco has verified that the
calls are not orginating from out phone system. It's a simple caller
id spoofing. People don't realize that caller id can
On Wed, 6 Oct 2010, Matthew Huff wrote:
Digital all the way through. No sip. No outside access to the PBX subnet
either. Just a mininute ago our telco has verified that the calls are
not orginating from out phone system. It's a simple caller id spoofing.
People don't realize that caller id
On Wed, 6 Oct 2010, Matthew Huff wrote:
Digital all the way through. No sip. No outside access to the PBX subnet
either. Just a mininute ago our telco has verified that the calls are
not orginating from out phone system. It's a simple caller id spoofing.
People don't realize that
William Herrin wrote:
On Wed, Oct 6, 2010 at 10:37 AM, Dan White dwh...@olp.net wrote:
If your PBX is SIP based, you might be victim of a SIP registration hijack,
which are on the rise, based on traffic we've been seeing in our network.
I had my unpublished asterisk box up for all
On 06/10/2010 17:15, William Herrin wrote:
I had my unpublished asterisk box up for all of two days before
getting half a megabit per second worth of false SIP registration
attempts.
The script kiddies and botnets seem to by trying hard.
I started announcing a brand new RIR allocation about 4
On Wed, Oct 6, 2010 at 8:55 AM, Jon Lewis jle...@lewis.org wrote:
Some do. Anyone with control of a phone system with digital lines (i.e.
asterisk with PRI) can trivially set callerID to whatever they want. There
are perfectly legitimate, and not so legitimate uses for this.
You don't even
Scott Howard wrote:
On Wed, Oct 6, 2010 at 8:55 AM, Jon Lewis jle...@lewis.org wrote:
Some do. Anyone with control of a phone system with digital lines (i.e.
asterisk with PRI) can trivially set callerID to whatever they want. There
are perfectly legitimate, and not so legitimate uses
From: sc...@doc.net.au [mailto:sc...@doc.net.au]
Sent: Wednesday, October 06, 2010 2:26 PM
Subject: Re: Scam telemarketers spoofing our NOC phone number for callerid
There were some laws passed recently which makes faking caller-id illegal,
although I'm not sure exactly what the details are (eg
not directly related, but i get occasional harrassing calls from
mental/emotional children who are using whois. it's amusing but
basically pathetic.
randy
@nanog.org)'
Subject: Re: Scam telemarketers spoofing our NOC phone number for callerid
not directly related, but i get occasional harrassing calls from
mental/emotional children who are using whois. it's amusing but
basically pathetic.
randy
We get people calling our noc numbers pretty often trying to report
abuse for other people's networks... that is always fun
not directly related, but i get occasional harrassing calls from
mental/emotional children who are using whois. it's amusing but
basically pathetic.
no, i mean
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