Quote #3

TCP implementations will follow a general principle of robustness: be conservative in what you do, be liberal in what you accept from others.

More from Jon Postel

  1. In general, an implementation must be conservative in its sending behavior, and liberal in its receiving behavior.
  2. I think they called me the closest thing to a God of the Internet. But at the end, that article wasn't very complimentary, because the auth…
  3. A name indicates what we seek. An address indicates where it is. A route indicates how we get there.
  4. Be liberal in what you accept, and conservative in what you send.
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