iple capabilities (e.g., whiteboarding, screen and application sharing, chat, videoconferencing): Does the product offer shared workspace or whiteboard tools? How many users can share the whiteboard simultaneously? Can users capture the information developed within the whiteboard and store it for later reference? Does the product provide for presentation-oriented screen sharing (the remote end sees a bit mapped image of the original)? Are there any tools provided SO that the distant end can point to objects, highlight them, etc? Can the remote end save the document locally as an image file? Does the product permit file transfers? During performance testing, time file transfers and observe their effect on other applications that are running at the same time. Video Communications: The Whole Picture Does the product integrate chat? Can individuals or teams use the product to interactively share and annotate files and documents (e.g., spreadsheets) or entire suites of applications (e.g., Microsoft Office). Must both (or all) devices be running an application, or can sharing take place when only one desktop has it installed? How is the application controlled, and by whom? Does the product provide store-and-forward multimedia messaging or networked video-on-demand capabilities? If yes, what implications does this have for the system's configuration? Have the supplier describe the system's capabilities in terms of how many video segments can be stored, maximum length/size, compression ratios, and algorithms used for compression, and other storage and playback-related attributes. Can the product be implemented as a multicast broadcast video arrangement? Have the supplier describe the environment. If the product captures and presents external content, what co-marketing agreements exist with content- providers (e.g., CNN)? Does the product maintain a directory to store IP addresses? Does the product support call notification that allows users to accept or deny a conference attempt based on who is calling? In what ways is t