[VoiceOps] Voice DDOS ?
ivan.kovacevic at startelecom.ca
Mon Feb 24 09:52:13 EST 2014
Star Telecom | www.startelecom.ca | SIP Based Services for Contact Centers
From: Christopher Aloi [mailto:ctaloi at gmail.com]
Sent: Monday, February 24, 2014 9:44 AM
To: Ivan Kovacevic
Cc: voiceops at voiceops.org
Subject: Re: [VoiceOps] Voice DDOS ?
Sounds like a possible loop, the "No Routes Found" recording comes off of
a Sonus Networks GSX or SBC.
How is the TFN arriving to your network?
On 24 Feb 2014, at 9:01, Ivan Kovacevic wrote:
> Hi Folks,
> We are seeing something strange coming across our network. A
> disconnected client TFN is receiving 30,000+ calls per hour (all
> failing). The ANIs being used are dummy ANIs 17029983416 (no answer)
> and 16469820093 (recording saying "no routes found").
> This is not affecting our network, although it's causing the upstream
> provider a bit of grief.
> Not sure why someone would do this.... We are about to remove the CICs
> at the
> sms800 level, but just wondering if anyone has come across something
> VoiceOps mailing list
> VoiceOps at voiceops.org
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