Bootup/Shutdown
shutdown -r 0 --> reboot
shutdown -h now --> shutdown and halt
shutdown 0 --> shutdown to single user mode
reboot 0 --> reboot
init 1 - single user mode
hpux -is boots single user mode
Interupting the boot process:
shutdown -h now --> shutdown and halt
shutdown 0 --> shutdown to single user mode
reboot 0 --> reboot
init 1 - single user mode
hpux -is boots single user mode
Interupting the boot process:
- Configuration Menu
 - Information Menu
 - Service Menu
 
GSP Mode
- From the console hit 
 - Hit 
at the GSP console login (default is no password)  - Now low level commands can be entered
 - ps  --> power status
 
To reboot to single user mode:
- shutdown -r 0
 - hit 
during 10 sec window to interrupt reboot  - enter: 
 - interact with ipl? yes
 - hpux -is  (i=init, s=single user)
 
To reboot manually to init 3 level
- shutdown -r 0
 during 10 sec window - bo
 - interact with ipl  --> yes
 - hpux -is   (i=init, s=single user mode)
 - mount -a
 - init 3
 
Startup/Shutdown Scripts
/sbin/init.d
/sbin/rc0.d These are all linked to actual scripts in /sbin/init.d
/sbin/rc1.d
/sbin/rc2.d scripts with k are kill scripts and scripts with s are start scritps.
/sbin/rc3.d
/sbin/rc4.d
/etc/rc.config.d --> Scripts
/sbin/init.d
/sbin/rc0.d These are all linked to actual scripts in /sbin/init.d
/sbin/rc1.d
/sbin/rc2.d scripts with k are kill scripts and scripts with s are start scritps.
/sbin/rc3.d
/sbin/rc4.d
/etc/rc.config.d --> Scripts
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