disk space

Hi all, Couple of questions, A) I know that you can set a limit to the amount of storage to use on a disk that the cameras use, but is there a way to have certain cameras only store for like 2 weeks, while the others store until the disk is full. B) I have the cameras store as normal on the...

Hello all, I want to know what the technical term is; when a home security camera system comes with its own 2TB harddrive in which the 2TB harddrive automatically stores all data sent to it by the cameras for the last 2 weeks of recording and then the harddrive frees up disk space...