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label directive
last command
Layer 2 protocols
layers, protocol
LCP (Link Control Protocol)
ld.so (shared object dynamic linker)
LDAP (Lightweight Directory Access Protocol)
     client authentication, using PAM
     client tools, setting up
     OpenLDAP server, setting up
ldapadd tool 2nd
ldapdelete tool
ldapmodify tool
ldappasswd tool
ldapsearch tool
ldapwhoami tool
ldconfig command
ldd utility 2nd 3rd
LDIF file
LDP (Linux Documentation Project) 2nd 3rd
     general-discussion mailing list
     guides and HOWTOs, location of
     main web site
leases, DHCP 2nd
     dhcpd.leases file
less program 2nd
     examining log files
level directive (syslog.conf)
/lib directory 2nd 3rd
     /modules
     /modules/kernel-version
libraries
     display of file location
     identifying application dependencies
     shared, managing 2nd
     X Window System 2nd
lifetime, process
LILO (Linux Loader) 2nd
     1024-cylinder limit 2nd
     boot loader
     configuring to boot custom kernel
     directives
     highlighter's index
     kernel parameters, passing
     locations
     map installer (lilo command)
     troubleshooting
lilo command 2nd 3rd
     configuration file
     incorporating a new kernel
     summary of
lilo.conf file, adding new kernel image
Link Control Protocol (LCP)
linker
linking
     filesystem objects
     shared libraries
links 2nd 3rd
     copying
     creating with ln command
     finding to a file
     hard
     preserving
     reasons to use
     symbolic
     to scripts in init.d
Linux
     disk drive support
     documentation 2nd
     installation
         boot manager, installing 2nd 3rd
         exercises
         hard disk layout, designing 2nd 3rd
         programs from source 2nd 3rd
         review questions
         shared libraries, managing 2nd 3rd
     newsgroups 2nd
     releases, numbering
     updating
     web sites
Linux annex
Linux Filesystem Standard
Linux Professional Institute (LPI) 2nd
Linux Professional Institute Certification (LPIC)
Linux User's Group (LUG)
/linuxrc file
literals (regular expressions) 2nd 3rd
ln command 2nd
local-host-names file (Sendmail) 2nd 3rd
locate command 2nd
logger program
logging
     Apache 2nd
         mod_rewrite rules
     checking log files for network troubleshooting
     DHCP server daemon
     INN (InterNet News service)
     mail, monitoring Sendmail messages
     PCMCIA devices, troubleshooting
     Perl log-watching script
     Procmail
     role in security
     Samba
     Squid
     syslog 2nd
         boot-time messages
         configuring syslogd
         examining log files
         mail message logging
         review exercise
         rotating log files
         system applications, debugging
         troubleshooting
     tcpd
     user
     web logs, fetching and processing with Perl
logical partitions 2nd
logical unit number (LUN)
login shell, invoking bash as
logins
     failed
     failure to present login prompt
     preventing user logins
logrotate command
logrotate.conf file
loopback interface
     configuration with ifconfig
looping constructs
losetup command
lp (line printer)
lpc (line printer control) program 2nd
     commands
lpd daemon 2nd
     job queuing, printing, and child processes
     remote printers
     spool directories
lpd.conf file
lpd.perms file
LPI (Linux Professional Institute)
     exams, web sites for
     web site
LPIC (Linux Professional Institute Certification)
lpq program 2nd
     commands
lpr (line print) program 2nd 3rd
lprm program 2nd
     lprm command
LPRng
lsdev command
     gathering hardware information from /proc directories
lsmod command 2nd 3rd 4th
lsof command
     information about services listening on a port
     using grep to isolate port used by network socket
lspci command 2nd 3rd
     data for PCI buses and connected devices
lsusb command
ltrace command
LUG (Linux User's Group)
LUN (logical unit number)
lvcreate command 2nd
lvdisplay command 2nd
lvextend command
LVM (Logical Volume Manager) 2nd
     adding disks to a volume group
     creating volume group
     displaying logical volume properties
     displaying physical volume properties
     displaying volume group properties
     expanding a logical volume
     initializing hard disks and partitions for
     listing disks and volume groups
     making logical volumes
     removing a disk from a volume group
     removing a logical volume
     removing a physical volume
     removing a volume group
     shrinking a logical volume
     snapshots
     starting and stopping
     vg* commands
lvremove command 2nd