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Design and Implementation of EJB based QoS Management System framework for Differentiated Services  

Cha Si ho (세종대학교 컴퓨터공학과)
Lee Jong eon (광운대학교 컴퓨터과학과)
Ahn Byung ho (충청대학 컴퓨터학부)
Cho Kuk hyun (광운대학교 컴퓨터과학과)
Abstract
DiffServ supports aggregated traffic classes to provide various QoS to different classes of traffics. However, current DiffServ specifications do not have a complete QoS management framework. It is possible to lead to serious QoS violations without a QoS management support. From this reasoning, a QoS management system that can manage differentiated QoS provisioning is required. This paper proposes and implements a policy-based QoS management platform for differentiated services networks, which specifies QoS policies to guarantee dynamic QoS requirements. The implementation of the proposed platform is built on W framework and uses XML to represent and validate high-level QoS policies. High-level QoS policies are represented as valid XML documents and are mapped into Em beans of the EJB-based policy server of the platform. The policy distribution and the QoS monitoring are processed using SNMP.
Keywords
DiffServ; QoS; Policy-Based Management; EJB; QoS Policy;
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