Index_L

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L

Label switch paths (LSPs), 114

Label switch routers (LSRs), 114

LAN administration, 29–53

agents, 29–39

bindery data reporting, 47–48

conclusion, 53

console, 29, 30

console text viewer, 49–50

integrated help desk, 52

introduction, 29

monitoring, 41

network activity tracking, 50–52

printer management, 42–43

process scheduling, 48–49

software distribution automation, 39–40

storage management, 43–47

tool set, 30–31

virus scanning, 41–42

LAN restoration planning, 55–75

conclusion, 75

data protection, 62–70

generators and, 74

introduction, 55

network availability, 57–58

network reliability, 55–57

recovery options, 58–60

SANs, 73

server capabilities, 60–62

servers on the WAN, 70–73

spare parts pooling and, 74–75

surge suppressors and, 74

UPSs and, 73–74

LANs, 1–28

10BaseT, 6–10

ARCnet, 18, 19–20

development, 1

Ethernet, 2–5

Fast Ethernet, 10–11

FDDI, 18, 21–26

geographically-distributed, 59

Gigabit Ethernet, 11–13

internets, 377–79

introduction, 1–2

reconfigurations, 58

StarLAN, 18, 20–21

token ring, 13–18

Layer 2 Tunneling Protocol (L2TP), 355

Least significant bits (LSB), 216

LEC restoration services, 366–68

alternate serving wire center, 367

customer reconfiguration, 368

dynamic rerouting, 367

emergency access, 368

preferred call forwarding, 367

remote call forwarding, 367

self-healing fiber rings, 367

Link performance management, 207–24

carrier testing services, 216–17

conclusion, 224

CSU functionality, 209–16

digital data services, 208–9

disaster recovery, 221–22

FT1, 218

integrated protocol analyzers, 220–21

integrated solutions, 218–20

introduction, 207–8

service-level, 222–23

SNMP and, 221

user-controlled diagnostics, 217

Load balancing, 70–71

algorithms, 70–71

performance improvement, 70

systems, 63

Local area networks. See LANs

Local exchange carriers (LECs), 358

Logical link control (LLC) sublayer, 4

Logical unit number (LUN)

mapping, 94

masking, 88, 94, 96

Logs, 147

Loopbacks, 218

defined, 213

DTE, 214

frame relay PVC, 214

network, 214

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