This was a fun one. We were testing international roaming for a customer, roaming into the US where one of our team members (shoutout to Cody) is based. So we sent Cody some SIMs and asked them to run the basic tests for us, but no IMS APN would attach. We’d get them to power … Continue reading Tales from the Trenches – Missing Create Session Requests on IMS APN while Roaming→