481 search results - page 56 / 97 » CDNsim: A simulation tool for content distribution networks |
TCOM
2008
13 years 8 months ago
2008
The performance of multi-hop CSMA/CA networks has in most cases been evaluated via simulations, or analytically using a perfect collision channel model. Using such methods, one ca...
WWW
2002
ACM
2002
ACM
Flash crowds and denial of service attacks: characterization and implications for CDNs and web sites
14 years 9 months ago
The paper studies two types of events that often overload Web sites to a point when their services are degraded or disrupted entirely - flash events (FEs) and denial of service at...
INFOCOM
2008
IEEE
14 years 3 months ago
2008
IEEE
— In IEEE 802.11 wireless networks, EDCA users’ performance may be degraded because of the existence of legacy users and therefore would get a lower priority service. Such effe...
WWW
2003
ACM
14 years 9 months ago
2003
ACM
We consider the problem of building a P2P-based search engine for massive document collections. We describe a prototype system called ODISSEA (Open DIStributed Search Engine Archi...
PDP
2007
IEEE
14 years 3 months ago
2007
IEEE
— In the last years peer-to-Peer (P2P) applications are emerging as potentially important structures for information, content management and distribution. The most popular P2P ap...