Linux Troubleshooting Bible [Electronic resources] نسخه متنی

Index

L

LAN

hosting, 330

PXE boot solution, 88

LAN-free backup, 109

laptop

power settings, 232

using boot media, 90

laptop installations problems

boot failure, 27

intalling problems on notebooks, 27

LDP (Linux Documentation Project), 570

LED error codes, 111

LED flash codes. See LED error codes

legacy operating systems (OS), 59

level 0, backup, 104, 125

level 1, backup, 104

levels 2-9, backup, 104

levels of backups. See backup levels

libwrap support, 273, 276

LILO boot loader, 21

Linear Tape Open standard (LTO), 109

linmodems, 341, 342, 343. See also winmodems

Linux

backup, 136

driver for winmodem, 343

Fedora, 4

firewall mechanisms, 272

intallation, Red Hat Linux, 20

kernel, 274

modem drivers, 342

modem reference, 355

using iptables-based firewalling, 274

using TCP wrappers-based firewalling, 273

workstation, 8

Linux booting

kernel options after installation, 35

rescue mode, entering, 36

Linux distribution

Debian, 545

instrusion detection tools, 242

SUSE, 523

Linux Documentation Project (LDP), 570

Linux file systems, troubleshooting

overview, 211

partitions and file system, checking of, 212

partitions and file system, troubleshooting, 215

Linux hardware choosing aspects

CD-ROM installation, 24

laptop installing problems, 27

RAM installation, 23

video cards installation, 25

Linux installation problems

CD drive not booting, 28

CD drive not found, 28

from boot prompt, 29

no CD drive, 29

nonbootable CD drive or floppy, 28

not bootable CD drive, 28

PXE (Preboot execution Environment), use of, 28

unreadable screen, 29

Linux installation problems, overcoming

disk partitioning, 33

from boot prompt, 29

Linux installation types

graphical, 29

text-based, 29

Linux installation, troubleshooting

failures in Linux installing, countering, 27

Fedora, 20

hardware choosing, 23

installation problems overcoming, 27

Linux booting, 35, 36

reference installation, 37

tips for, 34

Linux installation, choices list for

boot disk, 22

configure networking, 22

disk partitioning, 21

firewall, 22

GRUB boot loader, 21

install type, 21

Keyboard, 20

language, 20

LILO boot loader, 21

media checking, 20

monitor, 20

mouse, 20

packages, 22

root password, 22

upgrade options, 20

Linux operating system, Fedora Core, 10

Linux ports, 266

ephemeral or dynamic, 266

registered, 266

reserved or well-known, 266

Linux printer

commands, 380

references, 383

Linux server/machine talking to centralized backup SAN, 110

Linux system back up, making, 114

Linux system, commonly attacked files on

/bin/login, 248

/bin/Is, 248

/bin/netstat, 248

/bin/ps, 248

/sbin/ifconfig, 248

/usr/bin/chattr, 248

/usr/bin/passwd, 248

Linux troubleshooting tips

grabbing install screens, 34

partitions changing, 34

Release Notes, reading, 34

virtual consoles, 34

list attribute, 249

Listen directive, 429

loaded modules, checking, 160. See also modules loading

localhost zone file, 320, 324

lock down measures

iptable/firewall service restrictions, 80

SSH-key based authentication, 80

locking down desktop and servers

% postscript, 80

desktop needs identifying, 73

server needs identifying, 74

template installs locking, 74

log file

Apache, 430

for Sendmail problems diagnosing, 503

monitoring, 244

logical volume manager (LVM), 536

login commands

rlogin, 163

ssh, 163

telnet, 163, 165

logwatch automated monitoring service, 243

lpadmin command, 382

lpoptions command, 378

lsattr command, 249

lsmod command, 160

LTO (Linear Tape Open standard), 109

LVM (logical volume manager), 536