Re: [cisco-voip] Robo Call DoS

2018-04-16 Thread Ryan Huff
Is it the same CALLED number? While this is service impacting, if the customer can live without the number for a few hours here is what has worked for me ... Take the number and run it to an IVR (Unity Connections or UCCX are common Cisco options). The IVR simply plays the SIT (special

Re: [cisco-voip] Robo Call DoS

2018-04-16 Thread Bill Talley
I’m sure you’ve already considered this, but I wonder, with everything being back-hauled over IP these days, if their telco would be able to identify the IXC who is handing off the call to them, based on the logs for the original calling party number they blocked, and blacklist that address.

Re: [cisco-voip] Robo Call DoS

2018-04-16 Thread sweeper1
There is a product that does exactly this. SecureLogix. They use the acronym TDOS (Telephony denial of service) It also provides other benefits but TDOS attacks are the only reason I have sold it in the past. Steve Brickhouse On Mon, Apr 16, 2018 at 9:49 AM Matthew Loraditch <

Re: [cisco-voip] Robo Call DoS

2018-04-16 Thread Matthew Loraditch
: 443.541.1518 w: www.heliontechnologies.com | e: mloradi...@heliontechnologies.com From: Anthony Holloway <avholloway+cisco-v...@gmail.com> Sent: Monday, April 16, 2018 11:23 AM To: Matthew Loraditch <mloradi...@heliontechnologies.com> Cc: cisco-voip@puck.nether.net Subject: Re: [cisco-voip] R

Re: [cisco-voip] Robo Call DoS

2018-04-16 Thread Balk, David
I have had this happen a few times in the past. Scenario: ·Pay day loan scam, the caller knew the users name and work number, demanded to talk to them to get them to pay. When refused, they sent 4 or 5 simultaneous calls to the users work number (usually main department numbers)

Re: [cisco-voip] Robo Call DoS

2018-04-16 Thread Anthony Holloway
Technically or legally? How does one stop a DoS attack on a network? Or on anything for that matter? Say you were attending a protest, and someone is blowing an air horn in your ear ? What can you do? Technically, you could front end the whole thing with a