Video surveillance techniques at present are present process a transition the place increasingly conventional analog options are being changed by digital options. In contrast with an analog video surveillance system, a digital video surveillance presents a lot better flexibility in video content material processing or knowledge transmission. On the similar time, it, additionally, have potential to implement superior options comparable to movement detection, facial recognition and object monitoring. Making use of digital methods, makes the safety system able to transmitting video by way of the Web, so we have to research the totally different strategies of video streaming over the community. Streaming is the method of enjoying a file whereas it’s nonetheless downloading. Streaming video is a sequence of “shifting photographs” which are despatched in compressed type in a approach that it could actually begin being proceed earlier than it’s utterly acquired like video clips on a Net web page. Right here, a few of community protocols utilized in video streaming are described. The main target is on the options of most essential protocols in video surveillance together with TCP, UDP and RTSP.