Control traffic between internal network & internet-a system designed to prevent unauthorized access to or from a private network. Here are several types of firewall techniques: packet filter:...Read More
The frames per second (fps) relates to how many pictures the dvr will record in a second-the frames per second (fps) relates to how many pictures the dvr will record in a second. real time recording...Read More
Normal modem is slow but can display 1 or 2 frames every 5 seconds ndsl connection is better because it can generally display 1 frame per second. You can view the camera video over the internet...Read More
Optical zoom is physically manipulating the distance digital zooming is a technique that logically manipulating the distance imaged by an optical lens-optical zoom is the traditional method of...Read More
