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Learn basics of Linux hacking for hacking aspirants Part 13

mount drive & devices

Here I am going to tell you about mount drive & devices. A feature which windows does it automatically but in the Linux environment you need to do this manually.

Commands to mount drive & devices

The process of mounting is old when the computer were giant size , every time when you insert a hardware you need to tell the system & know about them. Windows assign the Drive letter automatically like C, D, E and so on. The device unplug is also simple in windows.

To mount or unmount a device in the computer is a very basic thing for a system admin. There are many devices which not auto-mounted by themselves. These devices are mounted by admin.

File Structure

As I have told you in the previous articles about the Linux file structure. A device must be mounted in a empty directory that is made for the devices. If you will mount a device in some other directory then it will be unusable for same time.

mount drive & devices
mount drive & devices

The file structure has a directory for every case. The directory are to be used for the appropriate method.

Also Read : Learn basics of Linux hacking for hacking aspirants Part 12

Mount Command

To know everything about mount type

mount -h

All the help for the command will be shown.

The basic syntax for the command is

mount -t filesystemtype location

This command will install a filesystem of type t in the location specified. for example

mount -t /dev/cdrom /media

This command will install a cdrom in the location /media.

The option used in the command are

  • rw – read/write
  • ro – read only
  • user – permit any user to mount
  • auto/noauto – no automatic mount
  • exec/noexec – control the execution of binaries on the mounted device

There are still many options with mount , you can check then by

man mount

Automount with Fstab

Fstab stands for File system table.  A configuration file is checked before mounting a device.  All the options for mounting are defined in the config file.

You can see the contents of fstab command by this

cat fstab

The filesystem table has 6 columns

  • Device – UUID
  • Mount point – directory to attach device
  • Type – type of filesystem
  • Options – rw (read/write), auto,  async, suid, etc
  • Dump – options for backup
  • Pass – When should fsck should check the filesystem.

Umount

Umount command is to unmount a device.

To unmount a device type the command like this

umount <Drive location>

Note : A device will be unmounted if it is not in use otherwise an error message is displayed.

Also Read Learn basics of Linux hacking for hacking aspirants Part 11

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