The card driver for D4/PCIUF is installed correctly and VoiceGuide is handling incoming calls, reboot the computer and the drivers are no longer recognized.
Attempted a fix but no luck.
Hi Valerio, The D/4 card was sold to Sangoma on January 9, 2018. Sangoma now provides technical support and services for the D/4 card. Please work with Sangoma direct for all support related requests and assistance. Please contact Sangoma Support at 920-886-8130 and follow the IVR prompts to reach the CCD product support group or visit Sangoma's web site at www.sangoma.com/support for available support options.