[SunRescue] Off topic mail question
martin at dsres.com
Mon Apr 10 13:43:00 CDT 2000
> What RFC details what should be, and what is optional in an email
> header?, or better yet, is there a man page?
RFC822, updated by RFC1123, RFC1138, RFC1148, RFC1327, and RFC2156.
RFC1123 is simply a summary of `Requirements for Internet Hosts';
the others details specific extensions or mappings from different
systems (mainly X.400). RFC822 is the big one.
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