Yes, the DCS-6112 and DCS-6113 both supports CIFS (Common Internet File System).
To save a video clip in CIFS, please follow the steps below:
Log into the web-based configuration of the camera.
Click on Setup icon on the top left corner.
Go to Advanced Setup -> Event Management -> Event Settings.
Click on Add button under Server Settings
Select Network Storage option, add a "Network storage" setting, and the Workgroup field must be filled.
Click Save button to save the new settings.