ietf-822
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Re: Locating RFC [2]822 headers

2001-09-20 07:25:31

- to have a way to find if there is an existing header that serves some
given purpose.  

Problem is, absent good design review and an agreed-on specification, 
reuse of existing fields can cause interoperability problems.  
Precedence, Priority, and Return-Receipt-To are all examples.