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 > <[email protected]> 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 > [email protected] > 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 [email protected] https://puck.nether.net/mailman/listinfo/voiceops
