Index R

Q

QoS (Quality of Service), 350

and best efforts networks, 354-358, 355

configuring switches for, 364-365

2950, 365-366

3550, 366-368

4000, 368-369

defined, 508

DiffServ model for, 359-361, 359-360

for e-mail, 351, 351

exam essentials, 386-387

hands-on lab, 394-397, 394

IEEE 802.1p for, 360-361

key terms, 388

parameters in, 358

queuing mechanisms in, 362-363, 363

Custom Queuing, 371-374

Priority Queuing, 369-371

redundancy in. See redundancy in switched networks

review questions, 390-393, 399-400

summary, 386

traffic classes in, 362, 362

for Voice over Ethernet, 352-353, 353-354

written lab, 388-389, 398

for WWW, 351-352, 352

Querier Election Process, 297

query-interval option, 320

Query processes

in IGMPv1, 295-296, 295

in IGMPv2, 297

in IGMPv3, 298

queue-list command, 372-374

queue-list queue-limit command, 373

queues and queuing mechanisms

in best efforts networks, 357

defined, 508-509

in QoS, 362-363, 363

Custom Queuing, 371-374

Priority Queuing, 369-371