Hi, All. I'm very interest in spandsp t38 function. So I test it with 5300. But it doesn't work. I try asterisk-1.2.0 stable release and spandsp-0.0.3pre6, patch them with asterisk-t38-patch3, add ast_channel ast_chan struct to t30_state_t. So it really works? Any one has succussful experience?