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1.1 ! root 1: Greg-- Here is the abstract. My network addresses are ! 2: ostensibly "[email protected]" (host 10.2.0.78) and ucbvax!eric; ! 3: the address "[email protected]" may be more inclined to get to ! 4: me. ! 5: ! 6: ! 7: SENDMAIL -- An Internetwork Mail Router ! 8: Eric Allman ! 9: Britton-Lee, Inc. ! 10: ! 11: Routing mail through a heterogenous internet presents many new ! 12: problems. Among the worst of these is that of address mapping. ! 13: Historically, this has been handled on an ad hoc basis. However, ! 14: this approach has become unmanageable as internets grow. ! 15: ! 16: Sendmail acts a unified "post office" to which all mail can be ! 17: submitted. Address interpretation is controlled by a production ! 18: system, which can parse both old and new format addresses. The ! 19: new format is "domain-based", a flexible technique that can ! 20: handle many common situations. Sendmail is not intended to perform ! 21: user interface functions. ! 22: ! 23: Sendmail will replace delivermail in the Berkeley 4.2 distribution. ! 24: Several major hosts are now or will soon be running sendmail. ! 25: This change will affect any users that route mail through a sendmail ! 26: gateway. The changes that will be user visible will be discussed.
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