2026-05-07 16h00 -> Solved, no need to change my ATA settings, reboot the Virgin modem. Solution came from the ISP (virgin side). Big thanks to @VirginPlusKris and @VirginPlusAntonie for their patience and support for debugging this SIP "no-voice" ...
2025-05-04 11h59 -> Issue still present here, Modem rebooted and ASA also. Just tested on a Grandstream HT801 to the VOip.ms service. The IP connecting on the PdP server side (SIP) is in the 142.x range and the port is dynamic (Port #64040 as of n...
Thanks for sharing the info. Two things Virgin must be aware -> (1) I curently have the issue on my ATA and my public IP is 142.x.x.x so it's not even a CGNAT ip range. I think a CGNAT should start with 100.x.x.x , meaning its most likely somethhing ...
Unfortunately, this solution did not work for me. Same issue here, I have a Cisco ATA SPA-112 since years and it stopped working around Apr 15 2026 as well on a Valerie modem/router. First I taught it was my old Cisco, changed it for a Grandstream...
