Index_W

---

W

WAN restoration planning, 357–80

carrier restoration services, 361–62

competitive access providers, 368–69

conclusion, 379–80

DDS dial backup, 373–75

dial backup units, 376

fiber network restoration, 362–65

intelligent calling systems, 375

introduction, 357

LAN internets, 377–79

LEC restoration services, 366–68

packet data network recovery, 365–66

redundant carrier systems, 357–60

satellite-based restoration, 376–77

T1 restoration, 369–73

WANs

caching, 71–72

load balancing, 70–71

queuing, 72–73

servers on, 70–73

Wavelength division multiplexers (WDMs), 193

Web-based reporting, 169–70

Web traffic management, 37–38

Weighted fair queuing (WFQ), 72, 291

Weighted round, 71

Wide area networks. See WANs

Wired equivalent privacy (WEP), 130, 312–13

Wireless fidelity (Wi-Fi), 127

innovation, 127

network popularity, 128

protected access (WPA), 317

Wireless infrastructure

conclusion, 148

configuration details, 130–36

filter application, 144–47

introduction, 127–30

logs, 147

management, 127–48

mobile IP, 136–38

performance monitoring, 142–44

SNMP traps, 147–48

Spanning Tree Protocol (STP) and, 138–42

Wireless PBX systems, 172–77

adjunct switch, 173–74

applications, 173

base station, 174–75

call handoff scenario, 176–77

components, 173–76

concept, 172

distribution hub, 176

frequency bands, 176

illustrated configuration, 174

telephone handset, 175–76

See also PBXs

WirelessSWAT, 348–50

defined, 348

features, 348–49

graphical reports, 350

Wizards, 40

Workplace security, 302–3

World wide names (WWNs), 87

World Wide Web (WWW), 242

---