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HTTP Request-Response Cycle

A client sends a request line (method, path, version), headers, and optional body; the server replies with a status code, headers, and body. Headers like Host enable virtual hosting — many sites on one IP — which is exactly what L7 routers key on.

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HTTP Request Methods in Web Development using TCP

The Hypertext Transfer Protocol (HTTP) serves as a stateless application-layer protocol for structuring client-server requests and responses over Transmission Control Protocol (TCP). This mechanism r…