Linux-Cli-Tutorial(by Saman Khalife)
  • Characters
  • Linux Commands
  • Quick review for commands
  • Config file parameters you can use
  • .github
    • ISSUE_TEMPLATE
      • bug_report
  • Editors-for-command-line
  • TOOLs and APPs
    • Iptables
    • Ufw
      • man
  • Git Commands
  • Installing tools and apps
    • Check-used-ports
    • Clear the cache memory in Linux
    • ulimit
    • ulimit
    • Installing WordPress with Apache
    • Installing WordPress with Nginx
    • what packages are installed by apt
    • wildcard characters for globbing
  • Lpic 1
    • LPIC-1 Exam 101 (101-500) Exam
    • LPIC-1 Exam 101 Objectives
    • how to use lvm snapshots
    • LPIC-1 Exam 102 Objectives
  • Lpic 2
    • how to use lvm
    • LPIC-2 Exam 201 Objectives
    • LPIC-1 Exam 102 (102-500) Exam
    • LPIC-2 Exam 202 Objectives
  • Lpic 3
    • LPIC-2 Exam 201 (201-450) Exam
    • LPIC-3 High Availability and Storage Clusters 306 Objectives
    • LPIC-2 Exam 202 (202-450) Exam
    • LPIC-3 Mixed Environments 300 Objectives.md
    • LPIC-3 High Availability and Storage Clusters 306 Exam
    • LPIC-3 Security Exam 303 Objectives
    • LPIC-3 High Availability and Storage Clusters 306 Objectives
    • LPIC-3 Virtualization and Containerization 305 Objectives
  • TXT FILES
    • accept
    • accton
    • aclocal
    • acpi
    • acpid
    • addr2line
    • addresses
    • agetty
    • alias
    • alsactl
    • amidi
    • amixer
    • anacron
    • apachetop
    • aplay
    • aplaymidi
    • apm
    • apmd
    • apropos
    • apt-get
    • apt
    • aptitude
    • ar
    • arecord
    • arecordmidi
    • arp
    • aspell
    • at
    • atd
    • atop
    • aumix
    • autoconf
    • autoheader
    • automake
    • autoreconf
    • autoscan
    • badblocks
    • banner
    • basename
    • batch
    • bc
    • bg
    • biff
    • bind
    • bison
    • break
    • builtin
    • bzcmp
    • bzdiff
    • bzgrep
    • bzip2
    • cal
    • cardctl
    • cardmgr
    • case
    • cat
    • cc
    • ccrypt
    • cd
    • cdparanoia
    • cfdisk
    • chage
    • chdir
    • chfn
    • chgrp
    • chkconfig
    • chmod
    • chown
    • chpasswd
    • chroot
    • chrt
    • chsh
    • chvt
    • cksum
    • clorm
    • cloumn
    • cmp
    • comm
    • compress
    • continue
    • cp
    • cpio
    • cron
    • crond
    • crontab
    • csplit
    • ctags
    • cupsd
    • curl
    • cut
    • cvs
    • date
    • dd
    • ddrescue
    • debugfs
    • declare
    • depmod
    • devdump
    • df
    • diff
    • dig
    • dircolors
    • dirname
    • disable
    • dlpsh
    • dmesg
    • dmidecode
    • dnsdomainname
    • dnssec-makekeyset
    • dnssec-signkey
    • dnssec-signzone
    • dnssec
    • doexec
    • domainname
    • dosfsck
    • dstat
    • du
    • dump
    • dumpe2fs.
    • dumpkeys
    • e2fsck
    • e2image
    • e2label
    • echo
    • ed
    • edquota
    • eject
    • elvtune
    • emacs
    • enable
    • env
    • envsubst
    • esd-config
    • esd
    • esdcat
    • esdctl
    • esddsp
    • esdmon
    • esdplay
    • esdrec
    • esdsample
    • etags
    • ethtool
    • eval
    • ex
    • exec
    • exit
    • expand
    • expect
    • export
    • expr
    • factor
    • false
    • fc-cache
    • fc-list
    • fc
    • fdformat
    • fdisk
    • fg
    • fgrep
    • file
    • find
    • finger
    • flex
    • fmt
    • fold
    • for
    • formail
    • format
    • free
    • fsck
    • ftpd
    • function
    • g++
    • gawk
    • gdb
    • getent
    • getkeycodes
    • getopts
    • goaccess
    • gorupmod
    • gpasswd
    • gpgsplit
    • gpgv
    • gpm
    • gprof
    • grep
    • groff
    • groffer
    • groupadd
    • groupdel
    • groups
    • grpck
    • grpconv
    • gs
    • gunzip
    • gzexe
    • gzip
    • halt
    • hash
    • hdparm
    • head
    • help
    • hexdump
    • history
    • host
    • hostid
    • hostname
    • hostnamectl
    • htdigest
    • htop
    • hwclock
    • iconv
    • id
    • if
    • ifconfig
    • iftop
    • ifup
    • import
    • inetd
    • info
    • init
    • insmod
    • install
    • iostat
    • iotop
    • ip
    • ipcrm
    • ipcs
    • iptables-restore
    • iptables
    • isodump
    • isoinfo
    • isosize
    • isovfy
    • ispell
    • iwconfig
    • jnettop
    • jobs
    • join
    • journalctl
    • kbdrate
    • kill
    • killall
    • klogd
    • kudzu
    • last
    • lastlog
    • ld
    • ldconfig
    • ldd
    • less
    • lesskey
    • let
    • lftp
    • lftpget
    • link
    • ln
    • loadkeys
    • local
    • locate
    • lockfile
    • logger
    • login
    • logout
    • logrotate
    • logwatch
    • look
    • losetup
    • lpadmin
    • lpc
    • lpinfo
    • lpmove
    • lpq
    • lpr
    • lprint
    • lprintq
    • lprm
    • lpstat
    • ls
    • lsatb
    • lsattr
    • lsblk
    • lshw
    • lsmod
    • lsof
    • lspci
    • lsusb
    • mail
    • mailstats
    • make
    • makedbm
    • makemap
    • man
    • manpath
    • mattrib
    • mbadblocks
    • mcat
    • mcd
    • mcopy
    • mdu
    • merge
    • mesg
    • mformat
    • mkdir
    • mkfs
    • mkraid
    • mktemp
    • mlabel
    • mmove
    • modinfo
    • LPIC-3 Mixed Environments 300 Exam
    • most
    • mount
    • mountd
    • mpartition
    • mpstat
    • mv
    • named
    • nameif
    • neofetch
    • netcat
    • netstat
    • newaliases
    • newgrp
    • newusers
    • nfsstat
    • nice
    • nl
    • nm
    • nmcli
    • nohup
    • nslookup
    • nsupdate
    • objcopy
    • objdump
    • od
    • op
    • open
    • openvt
    • passwd
    • paste
    • patch
    • pathchk
    • pgrep
    • pidof
    • ping
    • pkill
    • pmap
    • popd
    • portmap
    • poweroff
    • pppd
    • pr
    • praliases
    • printcap
    • printenv
    • printf
    • ps
    • ptx
    • pushd
    • pv
    • pwck
    • pwconv
    • pwd
    • quota
    • quotacheck
    • quotactl
    • quotaoff
    • quotaon
    • quotastats
    • raidstart
    • ram
    • ramsize
    • ranlib
    • rar
    • rarpd
    • rcp
    • rdev
    • rdist
    • read
    • readarray
    • readcd
    • readelf
    • readlink
    • readonly
    • reboot
    • reject
    • rename
    • renice
    • repquota
    • reset
    • restore
    • return
    • rev
    • rexecd
    • rlogin
    • rlogind
    • rm
    • rmail
    • rmdir
    • rmmod
    • rndc
    • rootflags
    • route
    • routed
    • rpcgen
    • rpcinfo
    • rpm
    • rsh
    • rshd
    • rsync
    • runlevel
    • rup
    • rusers
    • rusersd
    • rwall
    • rwho
    • rwhod
    • sane-find-scanner
    • sar
    • scanadf
    • scanimage
    • scp
    • screen
    • script
    • scriptreplay
    • sdiff
    • sed
    • select
    • sensors
    • seq
    • service
    • set
    • setfdprm
    • setkeycodes
    • setleds
    • setmetamode
    • setquota
    • setsid
    • setterm
    • sftp
    • sh
    • shift
    • shopt
    • showkey
    • showmount
    • shred
    • shutdown
    • skill
    • slabtop
    • slacttach
    • sleep
    • slocate
    • snice
    • sort
    • source
    • split
    • ss
    • ssh-add
    • ssh-agent
    • ssh-keygen
    • ssh-keyscan
    • ssh
    • stat
    • statd
    • strfile
    • strings
    • strip
    • stty
    • su
    • sudo
    • sum
    • suspend
    • swapoff
    • swapon
    • symlink
    • sysctl
    • sysklogd
    • syslogd
    • systemctl
    • Systemd
    • tac
    • tail
    • tailf
    • talkd
    • tar
    • taskset
    • tcpdump
    • tcpslice
    • tee
    • telinit
    • telnet
    • terminator
    • tfdp
    • tftpd
    • tmpwatch
    • top
    • touch
    • tput
    • tr
    • tracepath
    • traceroute
    • trap
    • tree
    • tset
    • tty
    • tune2fs
    • tunelp
    • type
    • ul
    • unalias
    • uname
    • uncompress
    • unexpand
    • unicode_start
    • unicode_stop
    • uniq
    • units
    • unix2dos
    • unshar
    • until
    • uptime
    • useradd
    • usermod
    • usleep
    • uudecode
    • uuencode
    • uuidgen
    • vidmode
    • vmstat
    • vnstat
    • w
    • wall
    • warnquota
    • watch
    • wc
    • wget
    • whatis
    • which
    • while
    • who
    • whoami
    • write
    • xargs
    • xdg-open
    • xinetd
    • xz
    • yacc
    • ypbind
    • ypcat
    • ypinit
    • ypmatch
    • yppasswd
    • yppasswdd
    • yppoll
    • yppush
    • ypset
    • yptest
    • ypwhich
    • ypxfr
    • zcat
    • zcmp
    • zdiff
    • zdump
    • zforce
    • zgrep
    • zic
    • zip
    • zless
    • znew
    • readme
      • Some basic info about Cloud Computing model and SRE's
      • Ansible Automation
      • Backup and Recovery
      • Linux File Systems and Storage Management
      • Linux Networking
      • shell-scripting
      • LPIC-3 Mixed Environments 300 Objectives
    • File-systems-Cocepts
      • LPIC1-101
        • LPIC-3 Security Exam 303 Exam
        • /dev/
        • /etc/apt/sources.list
        • /etc/fstab
        • /etc/init.d/
        • LPIC-3 Virtualization and Containerization 305 Exam
        • /etc/ld.so.conf
        • /etc/systemd
        • /etc/yum.conf
        • /etc/yum.repos.d/
        • LPIC-3 Virtualization and Containerization 305 Objectives
        • /media
        • /proc/
        • modprobe
        • /sys/
        • /usr/lib/systemd/user/
        • -boot
        • .bash_history
        • Application container
        • BIOS
        • D-Bus machine ID
        • EFI System Partition
        • Guest drivers
        • LD_LIBRARY_PATH
        • Linux containers
        • MBR
        • Quoting
        • SSH host keys
        • SysVinit
        • UEFI
        • VFAT
        • VMs
        • XFS
        • -etc-inittab
        • -home
        • bootloader
        • -root
        • -var
        • dpkg-reconfigure
        • apt-cache
        • bash
        • exFAT
        • ext2/ext3/ext4
        • bunzip2
        • bzcat
        • dpkg
        • Grub-install
        • grub-mkconfig
        • initramfs
        • kernel
        • egrep
        • file globbing
        • filesystem
        • gdisk
        • menu.lst, grub.cfg and grub.conf
        • Partitions
        • regex(7)
        • rpm2cpio
        • sha256sum
        • sha512sum
        • mke2fs
        • mkswap
        • mount points
        • parted
        • swap space
        • tmux
        • umask
        • umount
        • unset
        • unxz
        • updatedb
        • whereis
        • xfs_db
        • xfs_fsr
        • xfs_repair - Copy (2)
      • LPIC1-102
        • xfs_repair
        • xzcat
        • yum
        • zypper
        • -etc-X11-xorg.conf
        • -etc-X11-xrog.conf.d
        • -etc-at.allow
        • -etc-at.deny
        • -etc-bash.bashrc
        • -etc-chrony.conf
        • -etc-cron.allow
        • -etc-cron.deny
        • -etc-cron
        • -etc-crontab
        • -etc-cups
        • -etc-group
        • -etc-hostname
        • -etc-hosts.allow
        • -etc-hosts.deny
        • -etc-hosts
        • -etc-init.d-
        • -etc-inittab
        • -etc-localhost
        • -etc-localtime
        • -etc-logrotate.conf
        • -etc-logrotate.d-
        • -etc-nologin
        • -etc-nsswitches.conf
        • -etc-nto.conf
        • -etc-ntp.conf
        • -etc-passwd
        • -etc-profile
        • -etc-resolv.conf
        • -etc-rsyslog.conf
        • -etc-services
        • -etc-shadow
        • -etc-skel-
        • -etc-ssh-ssh_host_dsa_key and ssh_host_dsa_key.pub
        • -etc-ssh-ssh_host_ecdsa_key and ssh_host_ecdsa_key.pub
        • -etc-ssh-ssh_host_ed25519_key and ssh_host_ed25519_key.pub
        • -etc-ssh-ssh_host_rsa_key and ssh_host_rsa_key.pub
        • -etc-sudoers
        • -etc-systemd-journald.conf
        • -etc-timezone
        • -etc-updatedb.conf
        • -etc-xinetd.conf
        • -etc-xinetd.d-
        • -usr-bin-locale
        • -usr-share-zoneinfo
        • -usr-share-zoninfo
        • -var-log-journal
        • -var-log
        • DISPLAY
        • -var-spool-cron
        • ASCII
        • Gnome
        • Braille Display.
        • CUPS configuration files, tools and utilities
        • Gesture
        • KDE
        • Gestures.
        • High ContrastLarge Print Desktop Themes.
        • IPv4-IPv6
        • ISO-8859
        • LANG
        • LC_
        • LC_ALL
        • Logical OR
        • Mouse keys
        • On-Screen Keyboard.
        • RDP
        • Screen Magnifier.
        • Screen Reader
        • Slow-Bounce-Toggle keys
        • Spice
        • Sticky-Repeat keys
        • Subnetting
        • TCP-UDP-ICMP
        • TZ
        • X
        • UTF-8
        • XDMCP
        • Xfce
        • Unicode
        • VNC
        • Voice recognition
        • X11
        • atq
        • atrm
        • chronyc
        • exim
        • fuser
        • gpg-agent
        • gpg
        • groupmod
        • ifdown
        • logic and
        • logic or
        • lpd legacy interface
        • mailq
        • nmap
        • ntpd
        • ntpdate
        • ping6
        • pool.ntp.org
        • postfix
        • sendmail emulation layer commands
        • sendmail
        • ssh_known_hosts
        • systemd-cat
        • systemd-run
        • systemd.socket
        • test
        • timedatectl
        • tracepath6
        • traceroute6
        • tzselect
        • xauth
        • ulimit
        • unset
        • userdel
        • who, w, last
        • xhost
        • ~-.bash_login
        • ~-.bash_logout
        • ~-.bash_profile
        • ~-.bashrc
        • ~-.forward
        • ~-.gnupg-
        • ~-.profile
        • ~-.ssh-authorized_keys
        • ~-.ssh-id_dsa and id_dsa.pub
      • LPIC2-201
        • /bin/dmesg
        • /bin/uname
        • Device Naming Conventions
        • /dev/mapper/
        • /etc/auto.[dir]
        • /etc/auto.master
        • ~-.ssh-id_ecdsa and id_ecdsa.pub
        • /etc/hostname and /etc/HOSTNAME
        • /etc/hosts.allow , /etc/hosts.deny
        • /etc/hosts
        • /etc/init.d/
        • /etc/inittab
        • /etc/mtab
        • /etc/network and /etc/sysconfig/network-scripts
        • /etc/rc.d/
        • /etc/resolv.conf
        • /etc/sysctl.conf
        • /etc/systemd/
        • /etc/udev/
        • /proc/mdstat
        • ~-.ssh-id_ed25519 and id_ed25519.pub
        • /proc/sys/kernel/
        • /run/systemd/
        • /sbin/depmod
        • /sbin/insmod
        • /sbin/lsmod
        • /sbin/lspci
        • lv
        • /sbin/modinfo
        • /sbin/modprobe
        • pv
        • /sbin/rmmod
        • ~-.ssh-id_rsa and id_rsa.pub
        • LVM Volume Group (vg)
        • /usr/bin/lsdev
        • /usr/bin/lsusb
        • /usr/src
        • EFI System Partition (ESP)
        • GRUB
        • Master boot record
        • ~-.xsesion-errors
        • /boot , /boot/grub , /boot/efi
        • UEFI shell
        • WWID, WWN, LUN numbers
        • blkid
        • blocks in
        • blocks out
        • btrfs, btrfs-convert
        • bzImage
        • -etc-fstab
        • configure
        • cryptsetup
        • diagnose
        • dkms
        • efiboot.img
        • efibootmgr
        • Extlinux
        • fsck
        • -proc-mounts
        • fstrim Command
        • grub-install
        • -sbin-sysctl
        • System log files such as -var-log-syslog, -var-log-messages and the systemd journal
        • initrd and initramfs
        • SysV Init Overview
        • iSCSI Components
        • isohdpfx.bin
        • ISOLINUX
        • chkconfig
        • iw
        • iwlist
        • lib/modules/kernel-version/modules.dep
        • fsck
        • lvm.conf
        • make targets
        • mdadm.conf
        • mdadm
        • mkfs
        • mkinitramfs
        • mkinitrd
        • mkisofs
        • mkswap
        • /etc/modprobe.d/
        • module tools
        • mount and umount
        • hdparm, sdparm
        • mtr (My Traceroute)
        • Netcat(nc)
        • Nmap
        • NVMe (Non-Volatile Memory Express)
        • partition type 0xFD
        • ping , ping6
        • predict growth
        • processes blocked on IO
        • pxelinux.0
        • pxelinux.cfg/
        • resource exhaustion
        • smartd, smartctl
        • init and telinit
        • isolinux.cfg
        • sync
        • sysctl
        • syslinux
        • lib-modules-kernel-version
        • systemd-delta
        • mount
        • swapoff
        • tune2fs
        • udevadm monitor
        • udevmonitor
        • uefi-grubx64.efi
        • uefi-shim.efi
        • update-rc.d
        • /usr/lib/systemd/
        • usr-src-linux-.config
        • /usr/src/linux
        • /usr/src/linux/Documentation/
        • Xfs_info, Xfs_check, Xfs_repair, Xfsdump and Xfsrestore
        • XZ
        • zImage
      • LPIC2-202
        • /etc/aliases
        • /etc/dovecot
        • /etc/exports
        • /etc/fstab
        • named.conf
        • /etc/nginx
        • /etc/openvpn
        • /etc/passwd
        • /etc/postfix/
        • /etc/samba/
        • /etc/services
        • /etc/ssh/sshd_config
        • /etc/ssh
        • -etc-ssl-, -etc-pki-
        • /proc/mounts
        • /proc/sys/net/ipv4/
        • /proc/sys/net/ipv6/
        • /etc/samba/
        • /var/named/
        • swapon
        • systemctl
        • .htaccess Files
        • Apache2 configuration files
        • AuthUserFile, AuthGroupFile
        • Conditions and comparison operators
        • Configuration files and commands for postfix
        • DHCP Log Messages in Syslog or Systemd Journal
        • DNSSEC
        • traceroute, traceroute6
        • LDIF (LDAP Data Interchange Format)
        • PermitRootLogin, PubKeyAuthentication, AllowUsers, PasswordAuthentication, Protocol
        • Private and public key files
        • SSLCACertificateFile, SSLCACertificatePath
        • SSLEngine, SSLCertificateKeyFile, SSLCertificateFile
        • SSLProtocol, SSLCipherSuite, ServerTokens, ServerSignature, TraceEnable
        • Access Logs:
        • ACL
        • apachectl, apache2ctl
        • tune2fs, dumpe2fs and debugfs
        • dhcpd.conf
        • dhcpd.leases
        • dhcpd
        • dnssec-keygen
        • dnssec-signzone
        • doveadm
        • doveconf
        • dovecot.conf
        • /etc/pam.d
        • exportfs
        • Fail2ban
        • htpasswd
        • http_access
        • httpd, apache2
        • httpd.conf
        • Important Pure-FTPd command line options
        • ip6tables
        • -var-named
        • ldapadd
        • ldapdelete
        • ldappasswd
        • ldapsearch
        • -var-spool-postfix
        • Mail-related logs in /var/log/
        • Master File Format in DNS
        • mod_auth_basic, mod_authz_host and mod_access_compat
        • mount.cifs
        • named-checkconf
        • named-checkzone
        • named-compilezone
        • net
        • Dovecot vacation extension
        • nsswitch.conf
        • OpenSSL
        • OpenVPN
        • pam.conf
        • pam_unix, pam_cracklib, pam_limits, pam_listfile, pam_sss
        • portmapper
        • radvd.conf
        • radvd
        • Resource Record Formats
        • rpcinfo
        • samba-tool
        • Sendmail emulation layer commands
        • slapadd
        • slapcat
        • slapd-config
        • arp
        • keep, fileinto, redirect, reject, discard, stop
        • smbclient
        • Additional Samba Commands: smbcontrol, smbstatus, testparm, smbpasswd, nmblookup
        • SMB Daemons: smbd, nmbd, winbindd
        • squid.conf
        • sshd
        • sssd.conf
        • loglevel
        • vsftpd.conf
        • zone file syntax
      • LPIC3-300
        • IPC$
        • [homes]
        • tunefs.ocfs2
        • vgchange
        • vgcreate
        • HKLM\Software\Samba
        • LDIF (LDAP Data Interchange Format)
        • Microsoft-ADSI-Edit
        • Microsoft-LDP
        • microsoft mmc
        • Microsoft RSAT Tools
        • Microsoft Regedit
        • REG_SZ and REG_MULTI_SZ
        • SeDiskOperatorPrivilege
        • vgdisplay
        • Virtual Machine Generation Identifier
        • Virtual Machine Snapshots
        • allow-dns-updates
        • vgreduce
        • vgreduce
        • vgreduce
        • chmod
        • chown
        • cifscreds
        • cifsiostat
        • config backend
        • vgreduce
        • create-mask and create-mode
        • ifenslave
        • log level (or debuglevel) in Samba
        • delete veto files
        • dig
        • Directory Mask and Force Directory Mode
        • dns-forwarder
        • /etc/exports
        • /etc/fstab
        • /etc/group
        • /etc/idmapd.conf
        • ip
        • /etc/nsswitch.conf
        • /etc/pam.conf
        • /etc/pam.d/
        • /etc/group
        • /etc/resolv.conf
        • exportfs
        • ipvsadm
        • force-create-mode
        • force-directory-mode
        • force group
        • force-user
        • getcifsacl
        • getent
        • getfacl
        • getfattr
        • gpupdate
        • keepalived-configuration-file
        • kpartx
        • ldirectord-configuration-file
        • loadbalancing-algorithms
        • lvchange
        • lvconvert
        • host
        • lvcreate
        • lvdisplay
        • idmap-config
        • idmap_ad
        • lvextend
        • idmap_ldap
        • idmap_rfc2307
        • idmap_rid
        • idmap_tdb
        • idmap_tdb2
        • include
        • inherit-acls
        • lvreduce
        • FreeIPA (IPA)
        • ipa
        • ipa
        • IPA
        • ipa-adtrust-install
        • ipa-advice
        • ipa-client-install
        • ipa-replica-install
        • ipa-replica-prepare
        • ipa-server-install
        • ipactl
        • ipctl
        • kdestroy
        • kinit
        • klist
        • krb5.conf
        • lvresize
        • ldbadd
        • ldbdel
        • ldbedit
        • ldbmodify
        • ldbsearch
        • libnss_winbind
        • libpam_winbind
        • mdadm
        • log level (or debuglevel) in Samba
        • logon-path
        • logon-script
        • map-acl-inherit
        • mount
        • mount.cifs
        • mount Command
        • mkfs.gfs2
        • mkfs.ocfs2
        • multicast dns register
        • net
        • monit
        • net ads
        • net registry
        • nfs4_editfacl
        • nfs4_getfacl
        • nfs4_setfacl
        • nmbd (NetBIOS Name Service Daemon)
        • ntpd.conf
        • ntpsigndsocket
        • mount.gfs2
        • mount.ocfs2
        • mounted.ocfs2
        • multipath
        • nmcli
        • pam_mount.conf.xml
        • pam_mount.so
        • pam_smbpass.so
        • nvme-cli
        • passdb-backend
        • o2image
        • pdbedit
        • o2info
        • ocfpacemakerHealthCPU
        • ocfpacemakerHealthSMART
        • profile-acls
        • rdesktop
        • ocfpacemakerNodeUtilization
        • realm
        • Registry shares
        • registry.tdb in Samba
        • robocopy
        • ocfpacemakerocfSysInfo
        • rpcclient
        • rsync.conf
        • rsync
        • samba regedit
        • samba-tool dbcheck
        • samba-tool dns
        • ocfpacemakerping
        • samba-tool domain backup
        • samba-tool domain backup
        • samba-tool domain exportkeytab
        • samba-tool domain passwordsettings
        • pcs
        • pvcreate
        • samba-tool gpo
        • samba-tool group
        • samba-tool ntacl
        • pvdisplay
        • samba-tool spn
        • samba-tool user
        • Samba
        • samba_dnsupdate
        • secrets.tdb in Samba
        • security
        • server role
        • server services
        • server string
        • setcifsacl
        • setfacl
        • sharesec
        • smb-encrypt
        • smb.conf
        • smbcacls
        • smbclient
        • smbcontrol
        • smbcquotas
        • smbd (Samba Daemon)
        • smbget
        • smbpasswd
        • pvmove
        • smbstatus
        • smbtar
        • pvremove
        • pvresize
        • sss_cache
        • sss_debuglevel
        • sss_override
        • sss_user and sss_group
        • sssd.conf
        • rados-(including-relevant-subcommands)
        • store-dos-attributes
        • systemctl
        • tdbbackup
        • tdbdump
        • tdbrestore
        • tdbtool
        • template-homedir
        • template-shell
        • testparm
        • tls-cafile
        • tls-certfile
        • tls-dh-params-file
        • tls-enabled
        • tls-keyfile
        • rdb(including-relevant-subcommands)
        • /var/lib/samba/sysvol/
        • /var/lib/sss/db
        • /var/log/samba/
        • sbd
        • smartctl
        • vfs objects
        • vfs_acl_tdb
        • vfs_acl_xattr
        • wbinfo
        • winbind-enumerate-groups
        • smartd
        • winbind-offline-logon
        • winbind-separator
        • winbindd
        • workgroup
        • stonith
        • stonith_admin
      • LPIC3-303
        • /etc/aide/aide.conf
        • /etc/crypttab
        • /etc/openvas/
        • /etc/openvpn/
        • /etc/raddb/
        • /etc/rkhunter.conf
        • /etc/security/limits.conf
        • /etc/selinux/
        • /etc/snort
        • /etc/ssh/sshd_config
        • /etc/ssh
        • /etc/strongswan.conf
        • /etc/strongswan.d/.
        • /etc/swanctl/
        • /etc/swanctl/swanctl.conf
        • /etc/sysctl.conf
        • /etc/usbguard/rules.conf
        • /etc/usbguard/usbguard-daemon.conf
        • /etc/wireguard/
        • /proc/cgroups
        • nginx
        • slapd
        • ARP and NDP
        • Brute force attacks
        • Buffer overflows
        • CRL (Certificate Revocation List)
        • CSR (Certificate Signing Request)
        • CSRF
        • XSS
        • DoS and DDoS
        • keylogger
        • Link layer address and IP address spoofing
        • Man-in-the-Middle
        • OCSP (Online Certificate Status Protocol)
        • OpenSSL Configuration
        • PEM, DER, PKCS
        • Phishing
        • Privilege escalation
        • Rainbow tables
        • Rogue access points, routers, and DHCP servers
        • Rootkits
        • SQL and codes injection
        • Social engineering
        • slapindex
        • varlibldap
        • aide
        • apol
        • audit.rules
        • audit2allow
        • audit2why
        • auditctl
        • auditd.conf
        • auditd
        • ausearch, aureport
        • -sys-fs-group-
        • capsh
        • chcon
        • chkrootkit
        • chroot
        • conf.maldet
        • cryptmount
        • cryptsetup (Disk Encryption Setup)
        • delv
        • dnssec-dsfromkey
        • -sys-fs-group
        • dnssec-settime
        • Trojans
        • dpkg
        • ecryptfs- commands
        • ecryptfsd
        • fixfiles
        • getcap
        • getenforce
        • getfacl
        • getfattr
        • getsebool
        • grub.cfg
        • httpd.conf (Apache HTTP Server Configuration)
        • ip6tables-restore
        • ip6tables-save
        • ip6tables
        • ipset
        • iptables-save
        • iptables
        • Kismet
        • Linux Malware Detect (maldet)
        • mod_ssl (Apache SSL Module)
        • mount.ecryptfs, umount.ecryptfs
        • named.conf
        • ndpmon
        • newrole
        • ntop
        • openssl
        • openvas-adduser
        • openvas-feed-update
        • openvas-mkcert
        • openvas-nvt-sync
        • openvas-rmuser
        • openvassd
        • OpenVPN
        • pam_ecryptfs
        • pam_limits.so
        • pam_tty_audit.so
        • pulledpork.pl
        • radclient
        • radiusd.conf
        • radiusd
        • Viruses
        • radmin
        • radtest
        • radwho
        • restorecon
        • rkhunter
        • rndc
        • c
        • seaudit
        • seinfo
        • selinuxenabled
        • semanage
        • sestatus
        • setcap
        • setcon
        • setenforce
        • setfacl
        • setfattr
        • setfiles
        • setsebool
        • snort-stat
        • snort
        • ssh-keygen
        • swanctl
        • sysctl
        • systemctl
        • systemd-cgls
        • systemd-cgtop
        • Tcpdump
        • togglesebool
        • tshark
        • dnssec-keygen
        • usbguard
        • wg-quick
        • wg
        • wireshark
        • ~/.ssh/
      • LPIC3-305
        • -dev-kvm-
        • /etc/docker/daemon.json
        • /etc/libvirt — Libvirt Configuration Directory
        • -proc -[0-9]+-status
        • -proc-[0-9]+-ns
        • -sys-fs-cgroups
        • /var/lib/cloud
        • /var/lib/docker
        • CPU-flags
        • Dockerfile
        • Domain0(Dom0),DomainU (DomU)
        • Emulation and Simulation
        • Hardware Virtual Machine (HVM)
        • IaaS, PaaS, SaaS
        • Kernel-modules-kvm,kvm-intel.and.kvm-amd
        • Migration (P2V, V2V)
        • OpenStack
        • PV-DomU,HVM-DomU
        • Paravirtualization (PV)
        • QEMU Monitor
        • Terraform
        • Vagrantfile
        • brctl — Bridge Control Utility
        • capsh
        • cloud-init
        • syncd
        • dockerd
        • etc-xen-
        • guestumount — Virtual Disk Image Unmounting Tool
        • guestmount
        • guestumount
        • Hypervisor
        • ip(including-relevant-subcommands)
        • ip — Network Management Command
        • libvirtd — Libvirt Daemon (Legacy Central Virtualization Daemon)
        • LXC (Linux Containers)
        • LXD (Linux Container Daemon)
        • nsenter
        • Packer
        • tunefs.ocfs2
        • qemu-img — QEMU Disk Image Utility
        • vgchange
        • qemu — Quick Emulator
        • tunctl — TUN/TAP Device Control Utility
        • unshare
        • user-data
        • vagrant
        • virsh — Virtualization Shell for Managing VMs
        • virt-cat
        • virt-copy-in
        • virt-copy-out
        • virt-df
        • virt-diff
        • virt-filesystems
        • virt-inspector
        • virt-p2v-make-disk
        • virt-p2v
        • virt-rescue
        • virt-resize
        • virt-sparsify
        • virt-sysprep
        • virt-v2v
        • xentop
        • xl.cfg
        • xl.conf
        • xl
      • LPIC3-306
        • /etc/drbd.conf
        • /etc/drbd.d/
        • /etc/lvm/lvm.conf Configuration File
        • /etc/multipath.conf
        • /etc/network/interfaces
        • /etc/smartd.conf
        • /etc/sysconfig/networking-scripts/ifcfg-*
        • /etc/systemd/network/*.netdev
        • /etc/systemd/network/*.network
        • /proc/drbd
        • /proc/mdstat
        • /proc/sys/dev/raid
        • -sys-class-net-bond-bonding-miimon
        • -sys-class-net-bond-bonding-slaves
        • -sys-class-net-bonding_masters
        • Access Control Lists (ACLs)
        • Active-Active Cluster
        • vgcreate
        • Cluster Services
        • Disaster Recovery (DR)
        • Failover Cluster
        • Fencing (Node and Resource Level Fencing)
        • HAProxy Configuration File
        • LVS Forwarding Methods
        • Load-Balanced Cluster
        • Mean Time Before Failure (MTBF)
        • Mean Time To Repair (MTTR)
        • Primary, Secondary
        • ProtocolA,BandC
        • Quorum
        • Redundancy
        • Replication
        • Service-Level Agreement (SLA)
        • Session-Handling
        • Shared-Disk Cluster
        • Shared-Nothing Cluster
        • Split-Brain
        • State-Handling
        • Three-way replication
        • active-passive-cluster
        • apctest
        • apcupsd
        • authkeys
        • bonding.ko
        • Ceph
        • ceph-authtool
        • ceph-bluestore-tool
        • ceph-deploy
        • ceph-volume
        • ceph.conf
        • CephFS
        • cibadmin
        • connection-scheduling-algorithms
        • corosync-cfgtool
        • corosync-cmapctl
        • corosync-quorumtool
        • corosync.conf
        • crm
        • crm_attribute
        • crm_mon
        • crm_node
        • crm_resource
        • crm_shadow
        • crm_simulate
        • crm_standby
        • crm_verify
        • crushtool
        • DRBD Kernel Module
        • drbdadm
        • drbdmeta
        • drbdsetup
        • vgdisplay
        • fsck.ocfs2
        • genhash
        • gfs2_edit
        • gfs2_grow
        • gfs2_jadd
        • gluster
        • ifenslave Command
        • ip Command
        • ipvsadm
        • iscsiadm
        • iscsid.conf
        • Keepalived Configuration File
        • kpartx
        • ldirectord Configuration File
        • loadbalancing-algorithms
        • vgreduce
        • lvconvert
        • lvcreate
        • lvdisplay
        • lvextend
        • lvreduce
        • lvresize
        • mdadm
        • mkfs.gfs2
        • mkfs.ocfs2
        • Monit
        • mount.gfs2
        • mount.ocfs2
        • mounted.ocfs2
        • multipath
        • nmcli
        • nvme-cli
        • o2image
        • o2info
        • ocf:pacemaker:HealthCPU
        • ocf:pacemaker:HealthSMART
        • ocf:pacemaker:NodeUtilization
        • ocf:pacemaker:ocfSysInfo
        • ocf:pacemaker:ping
        • pcs
        • pvcreate
        • pvdisplay
        • pvmove
        • pvremove
        • pvresize
        • rados
        • rbd
        • authkey
        • smartctl
        • smartd
        • bonding.ko-(including-relevant-module-options)
        • stonith
        • stonith_admin
        • syncd
        • targets.conf
        • tgtadm
        • tunefs.ocfs2
        • vgchange
        • vgcreate
        • vgdisplay
        • vgreduce
  • Security attacks full list
Powered by GitBook
On this page
  • clorm
  • help
  1. TXT FILES

clorm

clorm

There is no clorm command in Linux. The closest command is colrm.

The colrm command in Linux is used to delete columns from a file. It is a powerful tool that can be used to remove unwanted columns from files, or to format files in a specific way.

The colrm command is used in the following syntax:

colrm [options] start end file

The start and end are the columns that you want to delete.

The file is the file that you want to delete columns from.

The options can be used to specify the following:

  • -b : Delete blank columns.

  • -c : Delete columns that contain a specific character.

  • -n : Delete a specific number of columns.

For example, the following code will delete the first and last columns from the file file.txt:

colrm 1 10 file.txt

This code will delete the first and last columns from the file file.txt.

The colrm command is a powerful and versatile tool that can be used to delete columns from files. It is a simple and easy-to-use command that can be used to format files in a specific way.

Here are some additional things to note about the colrm command:

  • The colrm command can be used to delete any columns from a file.

  • The colrm command can be used to delete blank columns.

  • The colrm command can be used to delete columns that contain a specific character.

  • The colrm command is a simple and easy-to-use command.

help

PreviouscksumNextcloumn

Last updated 1 year ago