Linux-File-Security/Week1 commands.txt at main · Purefekt/Linux-File-Security · GitHub

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Week1 commands [Veer Singh]

>>> username: root
>>> password: INBMA0634L

>>> ip addr
shows the network details

>>> vi /etc/sysconfig/network-scripts/ifcfg-enp0s3
vi text editor to edit file ifcfg-enp0s3 in location /etc/sysconfig/network-scripts/
inside this editor press "i" to go to insert more, go to the last line "ONBOOT" and set it to "yes". Press "esc" and then press "shift+z" twice to save.

We can also use nano text editor
>>> nano /etc/sysconfig/network-scripts/ifcfg-enp0s3
Exit, save, etc can be done with control + another key

>>> dnf install vim nano mc
dnf is a package manager for CentOS. This command lets us install vim(enhanced version of vi editor), nano and mc(midnight commander)

>>> man man
man is the manual command, the second argument will give us the documentation for the given. This command will give us the manual for the manual. We can use "/word" to search for "word" in the manual.

>>> man pwd
manual for the pwd command

>>> man passwd
passwd is the file to update user passwords

>>> man -k password
Search for all password

>>> man -K password
Search and open the first search result

>> history
prints previously used commands

>> mc
It is a graphical user interface to manage file system on linux. F10 to quit. F3 to read a file.

>> mcedit
edit a file


>> mcview
view a file