IP cameras – often known as a network camera, is a camera, which uses internet protocol to send images or video through speedy Ethernet connection. This form of device usually offers similar purpose as an old closed-circuit television camera that is to observe a location. Among the number of differences is that an IP camera generally streams content to network video recorder or PC, other than to digital video recorder. An IP camera generally contains different components, containing an image sensor, lens, more than one processor, and memory. Memory plays vital role in hard drive through storing video content and firmware required to function the device. Processors are needed to process pictures, compress video, and operate huge range of network functions. These elements allow the camera to perform number of similar function like DVR. Few dealers describe IP cameras as mixture of computer and camera. This is because, it is similar computer, it holds its own different IP address, it is connected directly to network, and could be installed wherever network connection is available. Another common thing is that this form of camera serves web, mail server capabilities, and file transfer protocol, moreover to support for many network and internet protocols. An IP camera can be certainly linked to existing IP networks, hence removing the requirement for individual and frequently costly – cable networks. Once attached, it can be used to deliver video for live viewing at prearranged intervals, or at request of user with right to use the system. All recorded video can be delivered through a network connection in MPEG-4 Part 2, H.264 video formats, Motion JPEG that made possible utilizing supported network protocols. Single pictures that have been clicked can be posted by FTP, email, or Hypertext Transfer Protocol. IP camera is a modern equipment to have 100% surveillance and security for comfortable life. If you want to know more about this, then visist: http://www.ad-hocsecurity.com/