If you can find the camera's video stream URL, you can manually enter the URL in CameraFTP VSS software.
Otherwise, you can try to configure the cameras to upload directly without VSS or computer. The first step is to access your camera's configuration page using a web browser, then log on with your camera's default username & password. Usually, you can find the default account info in your camera's product manual.
If your camera supports FTP / SMTP based uploading, then it is usually compatible with our service. Please visit our setup guide pages for more info.
https://www.cameraftp.com/CameraFTP/Support/GenericVideoIPCamera.htm
We have listed quite a few brands and models. Please read them. You might be able to find a model with a similar interface to your camera's