E-Mail Server Survey - OS Breakdown

Here is the breakdown for the different operating systems found.

Linux

oscount
Linux Kernel 2.4.0 - 2.5.203583
Linux 2.1.19 - 2.2.201970
Linux 2.1.19 - 2.2.20, Linux kernel 2.2.13, Linux 2.2.14994
Linux Kernel 2.4.0 - 2.5.20, Linux 2.4.19-pre4 on Alpha322
Linux Kernel 2.4.0 - 2.5.20, Linux 2.4.19-pre4 on Alpha, Linux Kernel 2.4.3 SMP214
Linux 2.0.34-38210
Linux kernel 2.2.13, Linux 2.2.14199
Linux 2.2.12 - 2.2.19142
Linux Kernel 2.4.0 - 2.4.18 (X86)123
Linux 2.1.19 - 2.2.19113
Linux 2.1.19 - 2.2.19, Linux kernel 2.2.13, Linux 2.2.14112
Linux 2.4.7 (X86)70
Linux 2.1.19 - 2.2.20, Linux kernel 2.2.1358
Linux 2.1.19 - 2.2.20, Linux 2.2.1456
Linux 2.0.32-3448
Linux Kernel 2.4.0 - 2.5.20 w/o tcp_timestamps29
Linux 2.1.19 - 2.2.19, Linux kernel 2.2.13, Linux 2.2.14, Linux 2.2.19 on a DEC23
Linux Kernel 2.4.0 - 2.5.20, Linux Kernel 2.4.3 SMP (RedHat)22
Linux Kernel 2.4.0 - 2.5.20, Linux 2.4.19-pre4 on Alpha, Linux Kernel 2.4.0 - 2.14
Linux 2.1.19 - 2.2.19, Linux 2.2.19 on a DEC Alpha11
Linux Kernel 2.1.8811
Linux 2.4.16 - 2.4.188
Linux Kernel 2.4.0 - 2.4.18 (X86), Linux Kernel 2.4.3 SMP (RedHat)7
Linux 1.3.20 (X86)7
Linux kernel 2.2.137
Linux 2.0.27 - 2.0.306
Linux 2.2.146
Linux 2.2.19 on a DEC Alpha4
Linux 1.3.20 (X86), Panasonic KX-HCM10 network camera4
Linux 2.1.19 - 2.2.19, Linux kernel 2.2.134
Linux 1.3.20 (X86), Windows XP Professional RC1+ through final release3
Linux 2.4.19-pre4 on Alpha3
Linux 1.3.20 (X86), Linux 2.1.19 - 2.2.20, Solaris 2.5, 2.5.1, Solaris 2.6 - 7 X3
Linux 2.1.19 - 2.2.19, Linux 2.2.143
Linux 1.3.20 (X86), Solaris 2.5, 2.5.1, Solaris 2.6 - 7 X863
Linux 2.4.19-pre4 on Alpha, Linux Kernel 2.4.3 SMP (RedHat)2
Linux 2.2.5 - 2.2.13 SMP2
Linux 2.0.34-38, Linux 2.0.35 (S.u.S.E. Linux 5.3 (i386)2
Linux 1.2.8 - 1.2.132
Linux 2.1.19 - 2.2.20, Linux 2.3.121
Linux 2.1.19 - 2.2.20, Linux 2.2.19 on a DEC Alpha1
Linux 2.1.761
Linux 2.1.19 - 2.2.19, Solaris 2.5, 2.5.1, Solaris 2.6 - 7 X861
Linux kernel 2.2.13, Linux 2.2.14, Linux 2.2.19 on a DEC Alpha1
Linux Kernel 2.4.3 SMP (RedHat)1
Linux Kernel 2.4.0 - 2.5.20, Linux Kernel 2.4.0 - 2.5.20 w/o tcp_timestamps1

Microsoft Windows

oscount
Windows 2000/XP/ME1494
Windows Millennium Edition (Me), Win 2000, or WinXP1108
Windows NT4 or 95/98/98SE561
Microsoft NT 4.0 SP5-SP6406
Windows Millennium Edition (Me), Win 2000, or WinXP, MS Windows2000 Professional352
Windows XP Professional RC1+ through final release284
Windows NT 4 SP3205
Turtle Beach AudioTron Firmware 3.0, Windows NT4 or 95/98/98SE202
Windows NT 4 SP3, Microsoft NT 4.0 SP5-SP6186
Windows NT4 or 95/98/98SE, Windows 2000/XP/ME163
Windows NT 5 Beta2 or Beta3, Windows Millennium Edition (Me), Win 2000, or WinXP158
NT Server 4.0 SP4-SP5 running Checkpoint Firewall-1, Windows NT4 or 95/98/98SE152
MS Windows2000 Professional RC1/W2K Advance Server Beta3148
Turtle Beach AudioTron Firmware 3.0, Windows NT4 or 95/98/98SE, Windows NT 4 SP3102
Windows Millennim Edition (Me), Win 2000, or WinXP58
Windows 2000 Professional51
Win XP Pro or Windows 2000 Pro SP2+50
Microsoft NT 4.0 SP5-SP6, Windows NT 4.0 SP 6a + hotfixes33
Windows NT4 / Win95 / Win9832
Windows NT 5 Beta2 or Beta3, Windows Millennim Edition (Me), Win 2000, or WinXP,16
Windows NT4 / Win95 / Win98, Windows NT 4 SP3, Microsoft NT 4.0 SP5-SP616
Windows 2000 server SP214
Windows NT 5 Beta2 or Beta3, Microsoft Windows.NET Enterprise Server (build 360411
Windows 98SE + IE5.5sp111
Microsoft Windows.NET Enterprise Server (build 3604-3615 beta)9
Windows Millennim Edition (Me), Win 2000, or WinXP, MS Windows2000 Professional9
Windows 2000/XP/ME, Windows XP Pro7
Windows NT 4 SP3, Microsoft NT 4.0 SP5-SP6, Windows NT 4.0 SP 6a + hotfixes7
Turtle Beach AudioTron Firmware 3.05
Windows NT 4 SP3, Windows NT 4.0 SP 6a + hotfixes4
Windows 2000 Professional, Build 21283
Windows XP Pro2
Windows for Workgroups 3.11 / TCP/IP-32 3.11b stack or Win982
Windows NT 4.0 SP 6a + hotfixes2
Windows 2000 SP21
NT Server 4.0 SP4-SP5 running Checkpoint Firewall-11
Windows NT4 or 95/98/98SE, Windows 2000 SP21
Windows NT4 or 95/98/98SE, Windows NT 4 SP3, Windows 2000/XP/ME1





Solaris


oscount
Solaris 8 early access beta through actual release1113
Solaris 2.6 - 7 (SPARC)681
Solaris 2.6 - 2.7 with tcp_strong_iss=2267
Raptor Firewall 6 on Solaris 2.6, Solaris 2.6 - 7 (SPARC)150
Solaris 2.5, 2.5.184
Solaris 9 Beta through Release on SPARC44
Solaris 2.6 - 7 (SPARC), Solaris 2.6 - 2.7 with tcp_strong_iss=0, Solaris 2.6 -35
Sun Solaris 8 early acces beta through actual release29
Solaris 2.6 - 2.714
Raptor Firewall 6 on Solaris 2.613
SunOS 4.1.1 - 4.1.4 (or derivative)11
Solaris 9 with TCP_STRONG_ISS set to 210
Solaris 2.5, 2.5.1, Solaris 2.6 - 7 X869
Solaris 2.6 - 2.7, Solaris 2.6 - 2.7 with tcp_strong_iss=0, Solaris 2.6 - 2.7 wi5
Solaris 2.3 - 2.45
Raptor Firewall 6 on Solaris 2.6, Solaris 2.6 - 7 (SPARC), Solaris 2.6 - 2.7 wit4
Solaris 9 Beta through Release on SPARC, Solaris 9 with TCP_STRONG_ISS set to 24
Solaris 2.5, 2.5.1, Solaris 2.6 - 7 (SPARC), Solaris 2.6 - 7 X86, Solaris 2.6, S1
Solaris 2.5, 2.5.1, Solaris 2.6 - 7 (SPARC), Solaris 2.6 - 7 X86, Solaris 2.6 -1
Solaris 2.61
Linux 1.3.20 (X86), Raptor Firewall 6 on Solaris 2.6, Windows XP Professional RC1





FreeBSD


oscount
FreeBSD 4.6-RELEASE or -STABLE (July 2002) (X86)265
FreeBSD 4.3 - 4.4-RELEASE264
FreeBSD 2.2.1 - 4.1245
FreeBSD 4.5-RELEASE (or -STABLE) (X86)216
FreeBSD 4.3 - 4.4PRERELEASE215
FreeBSD 4.1.1 - 4.3 (X86)139
FreeBSD 2.2.1 - 4.1, D-Link DI-701, Version 2.22, Windows Millennium Edition (Me111
FreeBSD 3.2-4.0, Windows Millennium Edition (Me), Win 2000, or WinXP76
FreeBSD 3.2-4.0, Windows Millennium Edition (Me), Win 2000, or WinXP, MS Windows58
FreeBSD 2.2.1 - 4.1, Windows Millennium Edition (Me), Win 2000, or WinXP54
FreeBSD 2.2.1 - 4.1, FreeBSD 4.1.1 - 4.3 (X86)53
FreeBSD 3.2-4.0, MS Windows2000 Professional RC1/W2K Advance Server Beta350
FreeBSD 3.2-4.048
FreeBSD 4.1.1 - 4.3 (X86), FreeBSD 4.3 - 4.4-RELEASE29
FreeBSD 4.4-STABLE Thu Jan 31 19:43:54 GMT 200211
FreeBSD 4.610
FreeBSD 3.2-4.0, Windows NT 5 Beta2 or Beta3, Microsoft Windows.NET Enterprise S7
FreeBSD 4.5-RELEASE (or -STABLE) (X86), FreeBSD 5.0-CURRENT Sun Apr 14 12:41:407
FreeBSD 4.4 for i386 (IA-32)5
FreeBSD 2.1.0 - 2.1.55
FreeBSD 2.2.1 - 4.1, FreeBSD 4.1.1 - 4.3 (X86), FreeBSD 4.3 - 4.4-RELEASE4
FreeBSD 2.2.1 - 4.1, FreeBSD 4.3 - 4.4PRERELEASE, Juniper Networks JUNOS 5.3 on3
FreeBSD 4.4 for i386 (IA-32), Windows Millennium Edition (Me), Win 2000, or WinX2
FreeBSD 2.2.1 - 4.1, D-Link DI-701, Version 2.222
FreeBSD 4.6-RC on Alpha2
FreeBSD 3.2-4.0, Windows Millennim Edition (Me), Win 2000, or WinXP1
FreeBSD 3.2-4.0, Windows Millennim Edition (Me), Win 2000, or WinXP, MS Windows21
FreeBSD 4.4-5 or Mac OS X 10.0.4 (Darwin V. 1.3-1.3.7 or 4P13)1
FreeBSD 2.2.1 - 4.1, Juniper Networks JUNOS 5.3 on an Olive router1



AIX


oscount
AIX v4.2, AIX 4.2, AIX 4.3.2.0-4.3.3.0 on an IBM RS/*, IBM AIX v3.2.5 - 4, Linux302
AIX v4.2, Linux 1.3.20 (X86)217
AIX v4.2, AIX 4.2, AIX 4.3.2.0-4.3.3.0 on an IBM RS/*, FreeBSD 4.4-STABLE Thu Ja215
AIX 4.3.2.0-4.3.3.0 on an IBM RS/*55
AIX 4.02.0001.0000, AIX 4.2.X, AIX 4.3.2.0-4.3.3.0 on an IBM RS/*, AIX Version 437
AIX v4.2, Linux 1.3.20 (X86), Windows XP Professional RC1+ through final release31
AIX 4.2.X, AIX 4.3.2.0-4.3.3.0 on an IBM RS/*23
AIX v4.2, AIX 4.2, AIX 4.3.2.0-4.3.3.0 on an IBM RS/*, IBM AIX v3.2.5 - 420
AIX v4.217
AIX v4.2, AIX 4.2, AIX 4.3.2.0-4.3.3.0 on an IBM RS/*, FreeBSD 4.6, IBM AIX v3.211
AIX v4.2, Linux 1.3.20 (X86), Cayman 2E 7
AIX 4.3.2.0-4.3.3.0 on an IBM RS/*, FreeBSD 4.65
AIX 4.0 - 4.24
AIX 4.2, AIX 4.3.2.0-4.3.3.0 on an IBM RS/*3
AIX 4.2.X3
AIX 4.3.2.0-4.3.3.0 on an IBM RS/*, IBM AIX v3.2.5 - 43
AIX 3.2, AIX 3.2.3 running on RS6000 model 5603
AIX 4.1, AIX 4.2.X, AIX 4.3.2.0-4.3.3.0 on an IBM RS/*3
AIX v4.2, Linux 1.3.20 (X86), Netopia R3100-I DSL Router Firmware version v4.7.23
AIX 4.2-4.3.3, AIX 4.3.2.0-4.3.3.0 on an IBM RS/*2
AIX 4.0 - 4.2, AIX 4.3.2.0-4.3.3.0 on an IBM RS/*1
AIX 4.0 - 4.2, AIX 4.02.0001.00001
AIX Version 4.31
AIX v4.2, Baystack Instant Internet 400 SoHo Router, Netopia R3100-I DSL Router1
AIX 4.3.1 on a IBM RS/6000 R40, PS2 Linux 1.01
AIX v4.2, Windows XP Professional RC1+ through final release1
AIX v4.2, Cayman 2E 1
AIX 4.3.1 on a IBM RS/6000 R40, TOPS-20 Monitor 7(21733),KL-10 (DEC 2065)1




BSDI


oscount
BSDI BSD/OS 4.0.1 Kernel300
BSDI BSD/OS 3.0-3.1 (or possibly Mac OS, NetBSD)111
BSDI 4.0-4.0.122
BSDI BSD/OS 4.0.1 Kernel, Windows NT4 or 95/98/98SE21
BSDI BSD/OS 3.0-3.1 (or possibly MacOS, NetBSD)16
BSDI BSD/OS 3.0-3.1 (or possibly Mac OS, NetBSD), Windows NT 4 SP3, Windows NT 44
BSDI BSD/OS 2.0 - 2.13
BSDI BSD/OS 2.0 - 2.1, Secure Computing Sidewinder firewall 3.2 update 42
BSDI BSD/OS 4.0.1 Kernel, Windows NT4 / Win95 / Win982
BSDI BSD/OS 3.0-3.1 (or possibly Mac OS, NetBSD), Windows NT 4.0 Server SP5-SP61



Irix


oscount
IRIX 6.5-6.5.15m298
Irix 6.5-6.5.12f IP19/IP3032
IRIX 6.2 - 6.512
IRIX 6.4 - 6.5.3m2
IRIX 6.5-6.5.15m, IRIX 6.5.141
IRIX 6.2 - 6.5, IRIX 6.4 - 6.5.3m1
IRIX 6.2 - 6.5, IRIX 6.51



Novell Netware


oscount
Novell Netware 4.11-5.0SP566
Novell Netware 5.x, Novell Netware 4.11-5.0SP549
Netware 5.0 SP 3a39
Novell Netware 5.1-6.035
Novell NetWare 5.1SP4 - 6.022
Netware 5.1 SP318
Novell Netware 5.x17
Novell NetWare 3.12 - 5.0017
Novell Netware 5.1-6.0, Novell NetWare 5.1SP4 - 6.06
Novell NetWare 5.0 with Border Manager2
Novell NetWare 3.12 - 5.00, Netware 5.0 SP 3a2
Novell NetWare 3.12 or 386 TCP/IP1



HP-UX


oscount
HP-UX 10.20 A 9000/715 or 9000/899127
HP-UX 11 or Apple Mac OS 9.04 or HP-UX B.11.0077
HP-UX 10.20 E 9000/777 or A 712/60 with tcp_random_seq = 023
HP-UX B.10.20 9000/8975
HP-UX 10.205
HP-UX B.10.20 A with tcp_random_seq = 02
HP-UX 11 or Apple MacOS 9.04 or HP-UX B.11.002
HP-UX B11.00 U 9000/8391
HP-UX 11.00, HP-UX B11.00 U 9000/8391
HP-UX 10.20 E 9000/777 or A 712/60 with tcp_random_seq = 0, HP-UX 10.201




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