Week 3 for CIS126DL Linux Administration Course
You should be familiar with the basic administrative commands
You should also be familiar with the general location of configuration
files
How to add and remove users
How to add users to groups
The following commands/programs will be used/discussed this week:
useradd
find / -user username -ls
find / -uid userid# -ls
userdel -r
usermod
passwd
chfn, chmod, chgrp, chown, chsh, chage
groupadd, groupdel, groupmod, gpasswd
groups
newgrp
/etc/passwd and shadow
/etc/skel
/etc/group and gshadow
/home/username
/var/spool/mail/username
(now need to add CREATE_MAIL_SPOOL=yes in /etc/default/useradd ??)
su -
sudo and /etc/sudoers (visudo)
PAM (Pluggable Authentication Modules)
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