solaris: understand the init level

Solaris - understand the init level

init s or S = single user mode/ console
init 0 = firmware level
init 1 = all the local FS will be mounted. Only root can login . Similar to init 1 in LINUX
init 2 = multi user mode only
init 3 = multi user mode with network
init 4 = not in use
init 5 = shutdown
init 6 = reboot

check current init level
bash-3.00# who -r
run-level 3 Jun 30 00:28 3 0 S