CentOS 7

This Site consists of Notes, that Systemadministrators made in order not to forget the configurations.
If you ar not sure about a special command, checkout the Commands SINOPSIS Help-Page.
I will not have a responsibility to you if some troubles happens when you set the same configuration as this site. Please do with your own resposibility.
How to read examples
How to read examples of configurations on this site.
white words ⇒ words shown on terminal by system
pink words ⇒ short notes. these are not shown on terminal in real
green words ⇒ commands you need to input or words you need to write in files
# open with vi

[root@ns ~]#
vi /etc/group
# line 11:add a user name