I have a OnePlus 5. I really like it and pre-ordered it when it first came out. I am in no desire to upgrade my phone – and yesterday I found that I couldn't make or receive phone calls with it. Smarty support told me that 3G was turned off in my pos...
Hello! I've got a OnePlus 5 that I've flashed with a third party ROM and enabled VoLTE and VoWIFI support on. I realise this is outside your support window (or official list of wifi calling devices, which starts with more modern OnePlus models), but ...
This sounds a LOT like the 3g- switchoff. Does your device have VoLTE? I had exactly the same thing occur to me yesterday and had to go through some extreme lengths to get it to work. I'll write this up shortly for my phone. Something you may be able...
Ahh -- thanks. I didn't quite realise that. I tried a webchat but they weren't terribly informative.A bit of digging and it transpires the SIP gateway host is epdg.pub.epc.mnc020.mcc234.3gppnetwork.org. It mostly seems to create the IPSec tunnel afte...
