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 __   _     ______    ______   _    _     ______  
| || | ||  /_   _//  /_   _// | || | ||  /_   _// 
| '--' ||   -| ||-   `-| |,-  | || | ||  `-| |,-  
| .--. ||   _| ||_     | ||   | \\_/ ||    | ||   
|_|| |_||  /_____//    |_||    \____//     |_||   
`-`  `-`   `-----`     `-`'     `---`      `-`'

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Text this: Centralized control system in interdomain routing environments