Script started on Mon Jun 08 14:42:05 2015 sh-2.03# df -h df: unknown option: h Usage: df [-F FSType] [-abegklntVv] [-o FSType-specific_options] [directory | block_device | resource] sh-2.03# df -h k Filesystem kbytes used avail capacity Mounted on /dev/dsk/c0t0d0s0 1637982 386341 1202502 25% / /dev/dsk/c0t0d0s3 1795734 1322295 419567 76% /usr /proc 0 0 0 0% /proc fd 0 0 0 0% /dev/fd mnttab 0 0 0 0% /etc/mnttab /dev/dsk/c0t0d0s5 1795734 902842 839020 52% /var swap 889280 24 889256 1% /var/run /dev/dsk/c0t1d0s2 19607808 10394553 9017177 54% /ecas /dev/dsk/c0t0d0s4 1795734 1182918 558944 68% /opt /dev/dsk/c0t0d0s7 1081062 96365 930644 10% /tmp sh-2.03# cd /e usr sh-2.03# ls 4lib demo kernel news pub ucb 5bin dict kvm oasys sadm ucbinclude X dt lib old sbin ucblib adm games local openwin share vmsys apache include lost+found perl5 snadm xpg4 aset java mail platform spool bin java1.1 net preserve src ccs java1.2 netscape proc tmp sh-2.03# cd /netds         serb vice httpd status sh: service: command not found sh-2.03# service network status sh: service: command not found sh-2.03# timed out waiting for input: auto-logout script done on Mon Jun 08 14:47:54 2015