. Suppose end system A wants to send a large file to end system B. At a very high level, describe how end system A creates packets from the file. When one of these packets arrives to a router, what information in the packet does the router use to determine the link onto which the packet is forwarded? 2. Describe how web cashing can reduce the delay in receiving a requested object. Will web cashing reduce the delay for all objects requested by a user or for only some objects? Why