Hi! I'm having the same issue; although my faxes work both ways. but wireshark shows 488 error. I notice you say that the ISP made some changes; were the changes made in the Cube or on their end. I do have the T38 to fallback to G711 enabled, as wel...
Hi! The issue was resolved after I installed the newest image available for the gateway. After that, everything started to work accordingly. In my case, I used isr4300-universalk9.16.09.03.SPA. I hope this information helps you!
I have the same problem in an ISR 4331 " subslot 0/2: Attempting recovery by reloading SPA"The NIM-4FXO slot is "active" and "OK"the NIM-4FXSP shows "rebooting"%SPA_OIR-6-OFFLINECARD: SPA (NIM-4FXSP) offline in subslot 0/2%SPA_OIR-3-EVENT_TIMEOUT: su...