characteristics performance study
Generating Realistic Workloads for Network Intrusion Detection Systems
White Paper The model attempts to emulate a traffic mix of different applications, reflecting characteristics of each application and the way these interact with the system. The goal of this study is to determine how to generate realistic workloads for nIDS... [30 Jun 2008]
WebSphere Portal Enable for z/OS
White Paper The objective of this performance study was to determine which tuning parameters and WebSphere Portal workload characteristics relate to performance. This study includes four different portal workloads with both authenticated and unauthenticated... [30 Apr 2008]
DB2 9 XML Performance Characteristics: Use the TPoX Benchmark to Test the Performance of a Simulated Brokerage Scenario
White Paper The goal of this performance study was to demonstrate operating performance characteristics using the latest IBM server hardware, storage, AIX operating system, and DB2 9 software for an XML workload. [09 Apr 2008]
Cisco Unity Impact on Microsoft Exchange 2003
White Paper This paper describes the performance characteristics of Cisco Unity 4.2 for Microsoft Exchange Server 2003 and its effect on Exchange server. The performance tests conducted for this study focus on disk I/O, CPU, and memory usage for the Exchange... [19 Feb 2008]
A HighSpeed TCP Study: Characteristics and Deployment Issues
White Paper HighSpeed TCP was recently proposed as a modification of TCP's congestion control mechanism to allow it to achieve reasonable performance in high speed wide-area links. In this paper, simulation results showing the performance of HighSpeed TCP and... [14 Jan 2008]
Analysis of TCP Latency Over Wireless Links Supporting FEC/ARQ-SR for Error Recovery
White Paper It provides results for different physical characteristics of the wireless link (delay, error rate), different traffic loads and different file sizes. The study discussed in this paper is the performance of TCP over a wireless link implementing... [14 Jan 2008]
Inline Path Characteristic Estimation to Improve TCP Performance in High Bandwidth-Delay Networks
White Paper This paper presents a measurement study of TCPW BBE (Bandwidth and Buffer Estimations) and associated path characteristics estimation techniques over large pipes. This study addresses the accuracy of this inline estimation methods used in TCPW BBE. [26 Dec 2007]
Multicast in 802.11 WLANs: An Experimental Study
White Paper This paper measures the characteristics of the legacy multicast transmission mechanism and analyze its flaws. Then, it studies the performance of the leader-based approach and compares its performance with the standard multicast service. [19 Dec 2007]
On the Performance of Traffic Equalizers on Heterogeneous Communication Links
White Paper Aggregating or bonding links has traditionally been used in relatively static settings such as LAN-WAN interconnection, where the component links to be aggregated were typically identical (e.g.multiple T1 links) with very similar communication... [05 Dec 2007]
Performance of Reliable Transport Protocol Over IEEE 802.11 Wireless LAN: Analysis and Enhancement
White Paper Since IEEE 802.11 MAC has its own characteristics that are different from other wireless MAC protocols, the performance of reliable transport protocol over 802.11 needs further study. This paper proposes a scheme named DCF+, which is compatible... [05 Dec 2007]
On TCP Performance in Multihop Wireless Networks
White Paper To better understand this behavior, it further studies the characteristics of TCP packet loss. This study reveals some interesting results. This paper studies TCP performance over static, ad hoc networks that use IEEE 802.11 protocol as the access... [06 Nov 2007]
A Study of Dynamic Addressing Techniques in Mobile Ad Hoc Networks
White Paper While these approaches bear some similarities to each other, they also differ in some important characteristics. To understand the benefits of these different approaches, it is necessary to test the protocols in a wide range of network conditions... [03 Sep 2007]
Towards Performance Modeling of IEEE 802.11 Based Wireless Networks: A Unified Framework and Its Applications
White Paper This paper presents a simple analytical model for IEEE 802.11 based wireless networks that effectively captures the important network performance characteristics such as throughput, delay and fairness. [30 Aug 2007]
A Simulation Environment for Analysis of QoS and Signaling Load in Mobile Cellular Networks
White Paper This paper presents an implementation of a simulation tool for mobile cellular networks that uses a mobility model based on users profile, regions and time period characteristics. CELSA1 (Cellular Signaling Analyzer) is used for study of signaling... [23 Aug 2007]
Wireless Data Access in Mobile Hotspots: A Simulation Study
White Paper The authors develop a comprehensive simulation model that considers wireless link characteristics in mobile hotspots. Finally, valuable observations for performance optimizations are given. Mobile hotspots enable ubiquitous Internet access while... [23 Aug 2007]
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