Index_P

---

P

Packet data network recovery, 365–66

Packet filtering, 320, 321

Packet over SONET (PoS), 238

PacketShaper, 294–96

bandwidth management, 294

behavioral variables tracking, 294

defined, 294

implementation costs, 295

large-scale deployments, 295–96

traffic classification features, 295

traffic control options, 295

uses, 296

PacketWise, 293–94

Partitioning, 60

Passive caching, 71–72

Password Authentication Protocol (PAP), 329, 330

Passwords, 304–5

characteristics, 304

systems, 304

See also Security

PBXs

capabilities transparent to user, 152

centralized, 156–58

central processor, 153

components, 152–56

defined, 149

distributed, 156–58

features under user control, 151

generations, 150–51

historical perspective, 149–52

illustrated, 150

IP, 170–72

matrix, 153–56

memory, 153

voice trunking, 232

wireless systems, 172–77

Performance management, 34–35

agent capabilities for, 34–35

defined, 34, 256

Performance monitoring, 142–44

Ethernet error statistics, 143–44

radio errors, 143

throughput, 142–43

Permanent virtual circuits (PVCs), 213, 227, 228, 231

fault-tolerant, 366

looped back, 213

Point-to-Point Protocol (PPP), 329, 330

Policy-based QoS management, 288–90

capabilities, 288–89

defined, 288

as software solutions, 289–90

Policy-based security, 330–31

Polling, 166

Port address translation (PAT), 355

Power over Ethernet (PoE), 130

Premises wiring, 397–98

Printer management, 42–43

defined, 42

printer catalog, 42

tasks, 42

Private networking, 191–92

Process scheduling, 48–49

Protocol analyzers, 220–21

downside, 221

functions, 220

Protocol data units (PDUs), 271

Protocol Independent Multicast (PIM), 110, 112–14

rendezvous point (RP), 112

streaming content, 113

See also Routing protocols

Protocols, filtering by, 146–47

Proxies, 320–22

Proximity cards, 306

Public networking, 192–93

Public-switched telephone network (PSTN), 100

---