作者: Katherine Royce , John J. Krawczyk , Scott Wasson , Richard C. Stevens , Raj Krishnan Nair
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摘要: A content-aware flow switch intercepts a client content request in an IP network, and transparently directs the to best-fit server. The server is chosen based on type of requested, quality service requirements implied by request, degree load available servers, network congestion information, proximity servers. detects client-server flows arrival TCP SYNs and/or HTTP GETs from client. implicitly deduces flow. also provides functionality multiple physical web servers single way that transparent client, through use virtual hosts pipes.