crestron home automation

I need to integrate with Crestron and can not find the option to open the door (and I wish a trigger received a call)

Hi all Got a site we have installed a Hikvison NVR and various cameras on, the site also has home automation by Crestron where the cctv pictures are to be displayed on various wall panels. The system works and the pictures are great, but the home automation company is pulling the sub stream to...