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  _____    _    _     _____      ___      _____   
 |__  //  | || | ||  / ____||   / _ \\   / ____|| 
   / //   | || | || / //---`'  / //\ \\ / //---`' 
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 /_____||  \____//   \_____|| |_||  |_|| \_____|| 
 `-----`    `---`     `----`  `-`   `-`   `----`

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Text this: MODULAR SOFTWARE ARCHITECTURE AND IMPLEMENTATION OF OSI UPPER LAYER PROTOCOLS