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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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