[VoiceOps] [External] Re: Calls coming up as spam on mobile carriers

[Alex Balashov]

This presentation by Matt Florell (of ViciDIAL fame) is an excellent source of further elaboration on this topic:

https://www.youtube.com/watch?v=L8iqgZ5bLaw

— Alex

> On Jul 8, 2022, at 4:06 PM, Pete Eisengrein <peeip989 at gmail.com> wrote:
> 
> 
>  
> While the industry settled on SHAKEN as *the* definitive method for dealing with authentication, it seems that the mobile carriers had different ideas and have implemented their own SPAM control, of which SHAKEN is just one factor. So, ultimately, SHAKEN attestation is just a "suggestion". We have seen this several times and, as stated earlier, submitting the numbers to their whitelists does seem to help -- we haven't had the repeat complaint (yet) of numbers falling off the whitelist. Of course, each carrier has their own.
> 
> AT&T Wireless	https://hiyahelp.zendesk.com/hc/en-us/requests/new
> Verizon Wireless	https://voicespamfeedback.com/vsf/
> T-Mobile	https://reportarobocall.com/trf/
> First Orion, Hiya, TNS	https://www.freecallerregistry.com/fcr/
>  
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-- 
Alex Balashov | Principal | Evariste Systems LLC

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