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Green Communications and Networking
book

Green Communications and Networking

by F. Richard Yu, Xi Zhang, Victor C.M. Leung
April 2016
Intermediate to advanced content levelIntermediate to advanced
399 pages
11h 49m
English
CRC Press
Content preview from Green Communications and Networking
190 Architectural Design of an Energy-Efficient Router
(a) traditional
(b) power-aware
Figure 7.2: Different traffic engineering goals.
US education backbone, as an example. It is shown that the average link
utilization is only about 2%; the maximum fluctuates mostly between 10%
and 20%; and only one rare event pushes the maximum over 50% [20]. High
path redundancy and low link utilization combined also provide a unique op-
portunity for power-aware traffic engineering. Traditional traffic engineering
spreads the traffic evenly in a network (Fig. 7.2a), trying to minimize the
chance of congestion induced by traffic bursts. However, in power-aware traf-
fic engineering ...
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Publisher Resources

ISBN: 9781439899144