A Lantronix Company
SCS1620 Product Manual
15.00.032 Rev. B
Page 61
Since this powerful user exists in the system, it presents a security issue that
must be addressed by changing the default password for root (which is root) to
some other value, in order to secure your SCS1620.
The sysadmin must
login
login
login
login
(as sysadmin) and then use
bash
bash
bash
bash
to gain access to
the root level password, use the
passwd
passwd
passwd
passwd
command, and enter a new root-level
password.
man
Use
man <command name>
man <command name>
man <command name>
man <command name>
to search for a help file (online manual pages) or
descriptive information for that Linux / UNIX command.
alias
Use
alias
alias
alias
alias
to get a list of some of the system command aliases.
sysadmin>alias
Command aliases:
dir - direct
devl - listdevice
sel - select
? - help
ver - version
lu - listusers
devices - editdev
dev - editdev
help
The System Administrator may need to check the status of the system, or get
help with a command. To access the help screens, login and then type
?
?
?
?
, or
help
help
help
help
to display the help page.
Command-specific help is provided for some commands, when a command is
followed by '
--
--
--
--h
h
h
h
' (that is,
space, dash, dash, the letter h
). Some commands
will offer help if the user entry is in an invalid format. Other commands use '
-h
'
(space, dash, letter h). Finally, some commands do not provide a help file.
Note:
Some system commands (e.g.,
poweroff
,
reboot
) operate immediately
and do not have a 'help' file using --help or -h.
HELP SCREEN
SCS1620 login: sysadmin
Password:
sysadmin>help
