L

l.:-

last:- last, lastb - show listing of last logged in users (Ex:- last)

lastb:- searches  back  through the file /var/log/wtmp (or the file designated by the -f flag) and displays a list of all users logged in (and out) since that file was created. (Ex:- lastb)

lastcomm:- print out information about previously executed commands.

lastlog:- formats and prints the contents of the last login log /var/log/lastlog file. (Ex:- lastlog)

lchage:- Display or change user password policy

lchfn:- Displays and allows changing information about user that is available using the finger(1) command (usually stored in the "gecos" field of /etc/passwd).

lchsh:- Displays and allows changing login shell of user.

ld:- combines a number of object and archive files, relocates their data and ties up symbol references.

ldapadd:- ldapmodify, ldapadd - LDAP modify entry and LDAP add entry tools

ldapcompare:- is a shell-accessible interface to the ldap_compare_ext(3) library call.

ldapdelete:- is a shell-accessible interface to the ldap_delete_ext(3) library call.

ldapexop:- ldapexop issues the LDAP extended operation specified by oid or one of the special keywords whoami, cancel, or refresh.

ldapmodify:- is  a  shell-accessible interface to the ldap_add_ext(3), ldap_modify_ext(3), ldap_delete_ext(3) and ldap_rename(3).  library calls.  ldapadd is implemented as a hard link to the ldapmodify tool.  When invoked as ldapadd the -a (add new entry) flag is turned on automatically.

ldapmodrdn:- LDAP rename entry tool

ldappasswd:- change the password of an LDAP entry

ldapsearch:- LDAP search tool

ldapurl:- LDAP URL formatting tool

ldapwhoami:- LDAP who am i? tool

ldattach:- attach a line discipline to a serial line

ld.bfd:-

ldconfig:- configure dynamic linker run-time bindings

ldd:- print shared library dependencies

ld.gold:-

ledctl:- Intel(R) LED control application for a storage enclosures.

ledmon:- Intel(R) LED monitor service for storage enclosures.

less:- is  a  program  similar to more (1), but which allows backward movement in the file as well as forward movement.

lessecho:- is  a program that simply echos its arguments on standard output.

lesskey:- is used to specify a set of key bindings to be used by less.

lesspipe.sh:-

let:-

lexgrog:- is  an  implementation  of  the traditional “groff guess” utility in lex.

lgroupadd:- Adds a new user group with name group.

lgroupdel:- Deletes the user group with name group.

lgroupmod:- Modifies the user group with name group.

libtar:-

lid:- Displays information about groups containing user name, or users contained in group name.

link:- Call the link function to create a link named FILE2 to an existing FILE1.

linux32:- This utility currently only affects the output of uname -m. For example, on an AMD64 system, running 'setarch i386 program' will cause 'program' to see i686 (or other relevant arch) instead of x86_64 as machine type. It also allows to set various personality options. The default program is /bin/sh.

linux64:- This utility currently only affects the output of uname -m. For example, on an AMD64 system, running 'setarch i386 program' will cause 'program' to see i686 (or other relevant arch) instead of x86_64 as machine type. It also allows to set various personality options. The default program is /bin/sh.

linux-boot-prober:- utility  will  try to work out how to boot the linux root partition specified by <partition>.  If successful, it will outoput one or more lines of the form:

ll:-

ln:- make links between files

lnewusers:- Creates new user accounts using data read from standard input.

lnstat:- is a generalized and more feature-complete replacement for the old rtstat program. unified linux network statistics

loadkeys:- load keyboard translation tables

load_policy:- load a new SELinux policy into the kernel

loadunimap:- load the kernel unicode-to-font mapping table

local:-

locale:- get locale-specific information

localectl:- Control the system locale and keyboard layout settings

localedef:- define locale environment

locate:- find files by name

logger:- a shell command interface to the syslog(3) system log module

login:- begin session on the system

loginctl:- Control the systemd login manager

logname:- print user´s login name (Ex:- logname)

logout:-

logrotate:- is  designed to ease administration of systems that generate large numbers of log files.  It allows automatic rotation, compression, removal, and mailing of log files.

logsave:- save the output of a command in a logfile

look:- utility displays any lines in file which contain string.

losetup:- set up and control loop devices

lpasswd:- Change group or user password

ls:- list directory contents

lsattr:- list file attributes on a Linux second extended file system

lsblk:- list block devices (Ex:- lsblk)

lscpu:- display information about the CPU architecture (Ex:- lscpu)

lsinitrd:- tool to show the contents of an initramfs image (Ex:- lsinitrd)

lslocks:- list local system locks (Ex:- lslocks)

lslogins:- display information about known users in the system (Ex:- lslogins)

lsmcli:- libStorageMgmt command line interface

lsmd:- libStorageMgmt plug-in daemon.  Plug-ins execute in their own process space for fault isolation and to accommodate different plug-in licensing requirements. Runs as an unprivileged user.

lsmod:- Show the status of modules in the Linux Kernel (Ex:- lsmod)

lsof:- list open files (Ex:- lsof)

lspci:- list all PCI devices (Ex:- lspci)

lsusb:- list USB devices (Ex:- lsusb)

lsusb.py:-

lua:- is  the  stand-alone  Lua  interpreter.

luac:- is the Lua compiler.  It translates programs written in the Lua programming language into binary files that can be later loaded and executed.

luseradd:- Add an user

luserdel:- Delete an user

lusermod:- Modify an user

lvchange:- change attributes of a logical volume

lvconvert:- convert a logical volume from linear to mirror or snapshot

lvcreate:- create a logical volume in an existing volume group

lvdisplay:- display attributes of a logical volume

lvextend:- extend the size of a logical volume

lvm:- lvm provides the command-line tools for LVM2.  A separate manual page describes each command in detail.

lvmchange:- change attributes of the logical volume manager

lvmconf:- lvmconf is a script that modifies the locking configuration in an lvm configuration file. See lvm.conf(5).

lvmdiskscan:- scan for all devices visible to LVM2

lvmdump:- create lvm2 information dumps for diagnostic purposes

lvmetad:- is  a  metadata  caching  daemon for LVM.

lvmsadc:- LVM system activity data collector and it is not currently supported under LVM2.

lvmsar:- LVM system activity reporter and it is not currently supported under LVM2.

lvreduce:- reduce the size of a logical volume

lvremove:- remove a logical volume

lvrename:- rename a logical volume

lvresize:- resize a logical volume

lvs:- lvs produces formatted output about logical volumes.

lvscan:- scan (all disks) for Logical Volumes