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added questions I asked on debianforum.de
author meillo@marmaro.de
date Sun, 19 Oct 2008 17:58:41 +0200
parents 1412d283624a
children 72a50aec4464
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1 \chapter{Comparison of \MTA{}s}
2
3 % http://www.geocities.com/mailsoftware42/
4
5 \section{First release}
6 sendmail: 1983
7
8 postfix: 1999
9
10 qmail: 1996 (first beta 0.70), 1997 (first general 1.0)
11
12 exim: 1995
13
14 masqmail: 1999
15
16 exchange: 1993
17
18
19 \section{Lines of code (with sloccount on debian packages)}
20 sendmail: 93k
21
22 postfix: 92k
23
24 qmail: 18k
25
26 exim: 54k
27
28 masqmail: 14k
29
30 exchange: (no source available)
31
32
33 \section{Architecture}
34 sendmail: monolitic
35
36 postfix: modular
37
38 qmail: modular
39
40 exim: monolitic
41
42 masqmail: monolitic
43
44 exchange: (unknown)
45
46
47 \section{Design goals}
48 sendmail: flexibility
49
50 postfix: performance and security
51
52 qmail: security
53
54 exim: general, flexible \& extensive facilities for checking
55
56 masqmail: for non-permanent internet connection
57
58 exchange: groupware
59
60
61 \section{Market share (by Bernstein in 2001)}
62 sendmail: 42\%
63
64 postfix: 1.6\%
65
66 qmail: 17\%
67
68 exim: 1.6\%
69
70 masqmail: (unknown)
71
72 exchange: 18\%
73
74
75
76
77 1) complexity
78
79 2) security
80
81 3) simplicity of configuration and administration
82
83 4) flexibility of configuration and administration
84
85 5) code size
86
87 6) code quality
88
89 7) documentation (amount and quality)
90
91 8) community (amount and quality)
92
93 9) used it myself
94
95 10) had problems with it