Q

Q-in-Q double tagging, 117
Quad Data Rate (QDR), 316
Quality of Service (QoS), 181, 242, 243–244
admission control, 249, 251–252
bandwidth, 244
BER, 244
buffer management, 249, 263–273
delay, 244
delay variations (jitter), 244
end-to-end mechanisms, 251
European Commission definition, 243
functions illustration, 250
IETF definition, 243
ITU-T definition, 243
mechanisms, 249–286
packet loss ratio, 244
packet queuing, 249
packet scheduling, 249, 273–286
parameters, 244
throughput, 244
traffic management, 249
Quantum Flow Processor (QFP), 311, 348
Queuing, 232, 238, 249, 262–263. See also Packet processing
as QoS mechanism, 262–263

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