L

L flag (Linux routing table), The Routing Table
label field (inittab file), Understanding /etc/inittab
lame-ttl option (named), The options Statement
LanguagePriority directive (httpd.conf file), Defining File Types
laptop computers, as troubleshooting tool, Diagnostic Tools
last command, security and, Checking login activity
layers, A Data Communications Model, TCP/IP Protocol ArchitectureTCP/IP Protocol Architecture
OSI Model, A Data Communications Model
TCP/IP models, TCP/IP Protocol ArchitectureTCP/IP Protocol Architecture
lcladdr parameter, The bgp Statement, The egp Statement
gated bgp statement, The bgp Statement
gated egp statement, The egp Statement
LCP (Link Control Protocol), The Serial Protocols
lcp-echo-failure option (pppd), The PPP Daemon
lcp-echo-interval option (pppd), The PPP Daemon
lcp-max-configure option (pppd), The PPP Daemon
lcp-max-failure option (pppd), The PPP Daemon
lcp-max-terminate option (pppd), The PPP Daemon
lcp-restart option (pppd), The PPP Daemon
ldap (sendmail K command value), The sendmail K Command
LDAPROUTE_DOMAIN macro (sendmail), m4 sendmail Macros
LDAPROUTE_DOMAIN_FILEmacro (sendmail), m4 sendmail Macros
leases, DHCP, Dynamic Host Configuration Protocol
level parameter (gated), The isis Statement
lib/modules directory, Using Dynamically Loadable Modules
lifetime parameter (gated), The routerdiscovery Statement
limited broadcast addresses, How DHCP works
limited use protocols, Protocol Standards
Line Printer (LP), configuring, Line Printer Service
Linelimit field (sendmail), Defining Mailers
Link Control Protocol (LCP), The Serial Protocols
Link-State Advertisement (LSA), Open Shortest Path First
link-state database (OSPF), Open Shortest Path First
link-state protocols, Open Shortest Path First
linkname option (pppd), The PPP Daemon
Linux, The Routing Table, The Routing Table, Kernel Configuration, Using Dynamically Loadable Modules, Using Dynamically Loadable Modules, Using Dynamically Loadable Modules, Using Dynamically Loadable Modules, Using Dynamically Loadable Modules, Using Dynamically Loadable Modules, Linux Kernel Configuration, Linux Kernel Configuration, Linux Kernel Configuration, Linux Kernel Configuration, Startup Runlevels, Understanding /etc/inittab, Understanding /etc/inittab, The Interface Name, The Interface Name, Checking the Interface with ifconfig, Assigning an Address, Assigning a Subnet Mask, Setting the Broadcast Address, Promiscuous mode, Metric, Point-to-point, Troubleshooting Serial Connections, Troubleshooting Serial Connections, Adding Static Routes, Installing static routes at startup, A caching-only server configuration, The /etc/exports fileThe /etc/exports file, The /etc/exports file, The mount command, The vfstab and fstab files, The vfstab and fstab files, The printcap file, Configuring a Samba Server, Network Information Service, Network Information Service, Running sendmail as a Daemon
broadcast addresses, setting, Setting the Broadcast Address
commands, Using Dynamically Loadable Modules, Using Dynamically Loadable Modules, Using Dynamically Loadable Modules, Using Dynamically Loadable Modules, Using Dynamically Loadable Modules, The Interface Name
depmod, Using Dynamically Loadable Modules
dmesg, The Interface Name
insmod, Using Dynamically Loadable Modules
lsmod, Using Dynamically Loadable Modules
modprob, Using Dynamically Loadable Modules
rmmod, Using Dynamically Loadable Modules
domain names, The /etc/exports file
Ethernet promiscuous mode, enabling and disabling, Promiscuous mode
filesystem type, specifying, The mount command
fstab files, The vfstab and fstab files
ifcfg-eth0 file, Assigning a Subnet Mask
interface configuration files, Assigning an Address
kernel configuration, Kernel Configuration, Linux Kernel Configuration, Linux Kernel Configuration, Linux Kernel Configuration, Linux Kernel Configuration
Ethernet, Linux Kernel Configuration
help, Linux Kernel Configuration
options, Linux Kernel Configuration
loadable modules, Using Dynamically Loadable Modules
minicom, Troubleshooting Serial Connections
mount options, The vfstab and fstab files
named.conf file, caching-only servers, A caching-only server configuration
netstat -in command output, The Interface Name
network interfaces, checking status, Checking the Interface with ifconfig
NFS, exports file, The /etc/exports fileThe /etc/exports file
NIS domains, Network Information Service
NIS server, initializing, Network Information Service
point-to-point connections, defining, Point-to-point
printcap configuration tool, The printcap file
rc.local script, Understanding /etc/inittab
rc.sysinit script, Understanding /etc/inittab
routing cache, examining, The Routing Table
routing metric, changing, Metric
routing tables, The Routing Table, Adding Static Routes
adding routes, Adding Static Routes
runlevels, Startup Runlevels
sendmail startup script, Running sendmail as a Daemon
serial ports, troubleshooting, Troubleshooting Serial Connections
smb.config file, location, Configuring a Samba Server
static routing, adding to startup scripts, Installing static routes at startup
Listen option (multi-homed servers), Multi-Homed Server Options
listen-on option (named), The options Statement
load printers parameter (smb.config file), Configuring a Samba Server
LoadModule directive (httpd.conf file), Loading Dynamic Shared Objects
Local Information (generic-linux.cf section), General sendmail.cf Structure
Local Internet Registry (organizational type), Obtaining an official network address
LOCAL keyword (security), tcpd access control files
local mailer, Defining Mailers
local option (pppd), The PPP Daemon
localas parameter, The bgp Statement, The egp Statement
gated bgp statement, The bgp Statement
gated egp statement, The egp Statement
LOCALDOMAIN environment variable, The Resolver Configuration File
localhost file, Configuring named
localhost, converting from loopback address, The named.local File
LOCAL_CONFIG macro (sendmail), m4 sendmail Macros
LOCAL_DOMAIN macro (sendmail), m4 sendmail Macros
local_IP_address\:remote_IP_address option (pppd), The PPP Daemon
LOCAL_NET_CONFIG macro (sendmail), m4 sendmail Macros
LOCAL_RULESETS macro (sendmail), m4 sendmail Macros
LOCAL_RULE_n macro (sendmail), m4 sendmail Macros
LOCAL_USER, m4 sendmail Macros, DOMAIN
m4 sendmail macro, m4 sendmail Macros
sendmail macro, DOMAIN
Location directive (httpd.conf file), Defining Where Things Are Stored
lock option (pppd command), PPP Daemon Security, The PPP Daemon
lockd command (NFS), NFS Daemons
log file parameter (smb.config file), Configuring a Samba Server
log files, The share command, Defining the log file format, Using conditional logging, Know Your System, Controlling Access with xinetd, The sendmail Command
Apache directives, Defining the log file format
Apache, conditional logging, Using conditional logging
monitoring, Know Your System
sendmail, The sendmail Command
share command, The share command
xinetd, Controlling Access with xinetd
log option (share command), The share command
logfd option (pppd), The PPP Daemon
logfile option (pppd), The PPP Daemon
LogFormat directive (Apache), Defining the log file formatDefining the log file format
logging statement (named command), The logging Statement
loghost (Solaris hostname), The Host Table
login activity, security considerations, Checking login activity
login option (pppd), The PPP Daemon
login scripts, PPP servers, configuring, PPP Server Configuration
LOGOUT command (IMAP), Internet Message Access Protocol
logupdown parameter (gated), The bgp Statement
loopback addresses, The IP Address, The Host Table, The Minimal Routing Table, A caching-only server configuration, The named.local File
converting to localhost, The named.local File
localhost, The Host Table
named.conf file, A caching-only server configuration
routing tables, The Minimal Routing Table
loopback interface (Solaris), configuring, The Interface Name
loopback route, The Routing Table
lp files, Line Printer Service
lp/Systems file, Line Printer Service
lpadmin command, Line Printer Service
lpd, Line Printer Daemon, The printcap fileThe printcap file
printcap file, The printcap fileThe printcap file
lpq command, Using LPD
lpr command, Print Services, Using LPD
lprm command, Using LPD
lpsystem command, Line Printer Service
LSA (Link-State Advertisement), Open Shortest Path First
lsmod command (Linux), Using Dynamically Loadable Modules