
meillo@31: \chapter{Comparison of \MTA{}s}
meillo@26: 
meillo@27: 
meillo@27: \section{First release}
meillo@27: sendmail: 1983
meillo@27: 
meillo@27: postfix: 1999
meillo@27: 
meillo@31: qmail: 1996 (first beta 0.70), 1997 (first general 1.0)
meillo@27: 
meillo@27: exim: 1995
meillo@27: 
meillo@27: masqmail: 1999
meillo@27: 
meillo@27: exchange: 1993
meillo@27: 
meillo@27: 
meillo@27: \section{Lines of code (with sloccount on debian packages)}
meillo@27: sendmail: 93k
meillo@27: 
meillo@27: postfix: 92k
meillo@27: 
meillo@27: qmail: 18k
meillo@27: 
meillo@27: exim: 54k
meillo@27: 
meillo@27: masqmail: 14k
meillo@27: 
meillo@27: exchange: (no source available)
meillo@27: 
meillo@27: 
meillo@27: \section{Architecture}
meillo@27: sendmail: monolitic
meillo@27: 
meillo@27: postfix: modular
meillo@27: 
meillo@27: qmail: modular
meillo@27: 
meillo@27: exim: monolitic
meillo@27: 
meillo@27: masqmail: monolitic
meillo@27: 
meillo@27: exchange: (unknown)
meillo@27: 
meillo@27: 
meillo@27: \section{Design goals}
meillo@27: sendmail: flexibility
meillo@27: 
meillo@27: postfix: performance and security
meillo@27: 
meillo@27: qmail: security
meillo@27: 
meillo@27: exim: general, flexible \& extensive facilities for checking
meillo@27: 
meillo@27: masqmail: for non-permanent internet connection
meillo@27: 
meillo@27: exchange: groupware
meillo@27: 
meillo@27: 
meillo@27: \section{Market share (by Bernstein in 2001)}
meillo@27: sendmail: 42\%
meillo@27: 
meillo@27: postfix: 1.6\%
meillo@27: 
meillo@27: qmail: 17\%
meillo@27: 
meillo@27: exim: 1.6\%
meillo@27: 
meillo@27: masqmail: (unknown)
meillo@27: 
meillo@27: exchange: 18\%




