WinPCap: is the industry-standard tool for link-layer network access in Windows environments: it allows applications to capture and transmit network packets bypassing the protocol stack, and has additional useful features, including kernel-level packet filtering, a network statistics engine and support for remote packet capture.

Packet sniffer: (also known as network or protocol analyzer or Ethernet sniffer) is computer software (usually) or computer hardware that can intercept and log traffic passing over a digital network or part of a network.

Windows Media: is a multimedia framework for media creation and distribution for Microsoft Windows. It consists of a software development kit with several application programming interfaces and a number of prebuilt technologies.

RealMedia: is a multimedia container format created by RealNetworks. It is typically used in conjunction with RealVideo and RealAudio and is popular for streaming content over the internet.

FLV(Flash Video):is a file format used to deliver video over the Internet to the Adobe Flash Player version 6, 7, 8, or 9. FLV content may also be embedded within SWF files.

QuickTime: is a multimedia framework developed by Apple Computer, capable of handling various formats of digital video, media clips, sound, text, animation, music, and several types of interactive panoramic images.