Index_L

L

L2TP (Layer 2 Tunneling Protocol), 372

LAN drivers, 214, 530

LANs (local area networks), 4, 4, 532

large-capacity removable disks for backups, 426

Large Internet Packets (LIPs), 530

laser printers, 530

Layer 2 switches, 75, 530

Layer 2 Tunneling Protocol (L2TP), 372

Layer 3 switches, 82, 530

lcd command in FTP, 183

LCP (Link Control Protocol), 332, 531

LEDs (light-emitting diodes) for links, 459

length of passwords, 360

let-through ratings in surge protectors, 414

light-emitting diodes (LEDs) for links, 459

limiting connections, 359

line conditioners, 260, 262, 418–419, 531

line noise, 419, 531

line voltage, 259, 531

line voltage indicators

in SPSs, 416

in UPSs, 418

Link Control Protocol (LCP), 332, 531

link lights, 459–460, 531

link-local addresses in IPv6, 126

link state route discovery protocols, 80, 88–89, 531

link state routing, 531

Link Support Layer (LSL), 531

Linux, 235–236, 531

LIPs (Large Internet Packets), 530

LLC (logical link control), 532

LMHOSTS file, 179

load balancing, 409

local addresses in IPv6, 126

Local Area Connection Properties dialog box, 295, 295

local area networks (LANs), 4, 4, 532

local groups, 532

local loops, 322, 532

lockouts, account, 362–363

Locus codes in log files, 476–478

log files, 471, 532

for installation, 264, 265

NetWare, 471

Abend Log file, 472–475

Console Log file, 471–472, 472

Server Log file, 475–479

Windows NT 4, 479–481

Application Log file, 486–487, 486

Security Log file, 483–486, 484–485

System Log file, 481–483, 481–483

logging property, 394

logical bus topology, 532

logical link control (LLC), 532

logical network addressing, 76–78, 77, 532

logical parallel ports, 532

logical port addresses, 532

logical ring topology, 532

logical topologies, 11, 65, 532

logins

checking procedures for, 458–459

with FTP, 181–183

in Windows 9x workstation configuration, 292–293, 293

long filenames in Novell NetWare, 215

LONG.NAM file, 215

long-term backup configurations, 436

loopback addresses

in IPv4, 128

in IPv6, 126

loopbacks, hardware, 491, 491

ls command in FTP, 183

LSL (Link Support Layer), 531