[VoiceOps] SIP Credential Strength / Domestic Fraud

[John Levine]

In article <CAEu0Vi0Z9ki+TYq-7AkSYGf+-4pNE-m_-jfjk+jy0vRAV4oeSA at mail.gmail.com> you write:
>Arbitrage scam, that's still one of those local monopolies most likely.

Killduff Telephone has one switch with two prefixes so, yeah, termination arbitrage.

R's,
John


>
>
>On Fri, Dec 13, 2019 at 9:51 AM Dave Sill <dave at socket.net> wrote:
>
>> All,
>>
>> We recently saw fraudulent calls via compromised SIP credentials to
>> Killduff, IA.  Any thoughts on why?
>>