A few people have reported this as a fault on our end. But I've also heard it from friends who use T-Mobile and the complainers agree it sometimes happens to numbers that are not ours. The complaints originate from Los Angeles, Vegas, Phoenix, and others. So it's just more T-Mobile/Sprint idiocy all over.
On Mon, Jan 31, 2022 at 12:21 PM Alex Balashov <abalas...@evaristesys.com> wrote: > I’ve experienced this as a T-Mobile customer in Georgia, at least calling > my parents locally who are on Verizon. I get +/- 1 ringback tone and then > dead air until they answer. I was wanting to ask the list if this is a > “thing” or just a peculiarity of our area. > > > On Jan 31, 2022, at 2:05 PM, Gabriel Kuri via VoiceOps < > voiceops@voiceops.org> wrote: > > > > I'm not sure if this has come up here before, I couldn't find anything > specific, but I'm seeing an issue where calls originating from T-Mobile to > other carriers are not generating ringback. The call is indeed ringing on > the other end, but on the T-Mobile phone, it's just dead air until the > person on the other end answers the call. It's not all calls, but it is > reproducible to certain phone numbers and reproducible using various > T-Mobile customers. It's not limited to a single phone T-Mobile > number/customer. Further troubleshooting has shown that calls from other > providers (ie AT&T, Verizon Wireless) do not have this problem to the same > numbers the issue can be reproduced from T-Mobile. It's only calls from > T-Mobile numbers to other phone numbers outside of T-Mobile so far. > > > > The no ringback issue seems to occur whether you're on wifi calling or > on a cell tower. All of the T-Mobile users we can reproduce the issue with > are in Southern California. Not sure if any of this matters. > > > > I tried to deal with customer service and opened a ticket that > supposedly was escalated to engineering, but of course that fell on deaf > ears and the response I got was basically "Can't reproduce, it's not our > problem" 8-/ ... > > > > Any T-Mobile engineers on this list that could help or any > recommendations on how to raise attention to this problem to someone at > T-Mobile with a clue? > > > > Gabe > > > > > > _______________________________________________ > > VoiceOps mailing list > > VoiceOps@voiceops.org > > https://puck.nether.net/mailman/listinfo/voiceops > > -- > Alex Balashov | Principal | Evariste Systems LLC > > Tel: +1-706-510-6800 / +1-800-250-5920 (toll-free) > Web: http://www.evaristesys.com/, http://www.csrpswitch.com/ > > _______________________________________________ > VoiceOps mailing list > VoiceOps@voiceops.org > https://puck.nether.net/mailman/listinfo/voiceops >
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