/etc/kde4/kdm/kdmrc - 3 way multiseat with NVidia cards

[General]
ConfigVersion=2.4
ConsoleTTYs=tty1,tty2,tty3,tty4,tty5,tty6
GreeterUID=kdm
PidFile=/var/run/kdm.pid
ReserveServers=:3,:4,:5
ServerVTs=7,8,9
StaticServers=:0,:1,:2

[Shutdown]
BootManager=None
HaltCmd=/sbin/shutdown -h -P now
RebootCmd=/sbin/shutdown -r now

[X-*-Core]
AllowNullPasswd=false
AllowRootLogin=false
AllowShutdown=Root
AutoReLogin=false
ClientLogFile=.xsession-errors-%d
Reset=/etc/kde4/kdm/Xreset
Session=/etc/kde4/kdm/Xsession
Setup=/etc/kde4/kdm/Xsetup
Startup=/etc/kde4/kdm/Xstartup

[X-*-Greeter]
AntiAliasing=false
ColorScheme=
FaceSource=AdminOnly
FailFont=Sans Serif,10,-1,5,75,0,0,0,0,0
GUIStyle=
GreetFont=Serif,20,-1,5,50,0,0,0,0,0
GreetString=Welcome to %s at %n
GreeterPos=50,50
HiddenUsers=
Language=en_GB
LogoArea=Logo
LogoPixmap=/usr/share/kde4/apps/kdm/pics/kdelogo.png
MaxShowUID=29999
MinShowUID=1000
Preloader=/usr/bin/preloadkde
SelectedUsers=
ShowUsers=NotHidden
SortUsers=true
StdFont=Sans Serif,10,-1,5,50,0,0,0,0,0
Theme=/usr/share/kde4/apps/kdm/themes/ethais
UseBackground=true
UseTheme=true
UserCompletion=false
UserList=true

[X-:*-Core]
AllowNullPasswd=true
AllowShutdown=All
NoPassEnable=false
NoPassUsers=
ServerArgsLocal=-br -nolisten tcp
ServerCmd=/usr/bin/X
TerminateServer=true

[X-:*-Greeter]
AllowClose=true
DefaultUser=administrator
FocusPasswd=true
LoginMode=DefaultLocal
PreselectUser=Previous

[X-:0-Core]
AutoLoginEnable=false
AutoLoginLocked=false
AutoLoginUser=
ClientLogFile=.xsession-errors
ServerCmd=/usr/bin/X0 -br -audit 0 -nolisten tcp -layout seat0 -sharevts -novtswitch -isolateDevice PCI:1:0:0 -keeptty
ServerVT=7

[X-:1-Core]
ClientLogFile=.xsession-errors
ServerCmd=/usr/bin/X1 -br -audit 0 -nolisten tcp -layout seat1 -sharevts -novtswitch -isolateDevice PCI:6:0:0 -keeptty
ServerVT=8

[X-:2-Core]
ClientLogFile=.xsession-errors
ServerCmd=/usr/bin/X2 -br -audit 0 -nolisten tcp -layout seat2 -sharevts -novtswitch -isolateDevice PCI:7:0:0 -keeptty
ServerVT=9

[Xdmcp]
Enable=false
Willing=/etc/kde4/kdm/Xwilling