I have a CS1000E with DSN 5.0WATV software and CallPilot 4.0. When we get a incoming DSN call if no answer it rolls to VOicemail but get no speech path. I check the channels and they are all doing the same thing. If you call internally the call rolls to voicemail and works fine. Only the DSN incoming calls. I check the DSP's all are active on both media gateways.