implementing cisco quality of service

... © 2006 Cisco Systems, Inc. All rights reserved. QoS v2.2—1 Lab Guide Implementing Cisco Quality of Service (QOS) v2.1 © 2006 Cisco Systems, Inc. All rights reserved. ... Study Results: JC Whitney Service Classes © 2006 Cisco Systems, Inc All rights reserved QoS v2.2—18 Case Study Results: QoS Service Class Requirements © 2006 Cisco Systems, Inc All rights ... 2006 Cisco Systems, Inc All rights reserved QoS v2.2—20 Case Study Results: JC Whitney Regional Sales Office Network © 2006 Cisco Systems, Inc All... for Case Study 6-1: WRED Traffic Profiles

Ngày tải lên: 04/07/2014, 01:20

... IP Quality of Service IP Quality of Service Srinivas Vegesna Copyright© 2001 Cisco Press Cisco Press logo is a trademark of Cisco Systems, Inc Published by: Cisco Press 201 West ... ASIST, BPX, Catalyst, Cisco, the Cisco Certified Internetwork Expert Logo, Cisco IOS, the Cisco IOS logo, Cisco Press, Cisco Systems, Cisco Systems Capital, the Cisco Systems logo, Collision Free, ... trademarks of Cisco Systems, Inc.; Changing the Way We Work, Live, Play, and Learn, Empowering the Internet Generation, are service marks of Cisco Systems, Inc.; and Aironet, ASIST, BPX, Catalyst, Cisco,

Ngày tải lên: 11/10/2016, 18:00

... APPLICATION-PERCEIVED QUALITY OF SERVICE IN WIRELESS NETWORKS Stefan Chevul 2006:11 On Application-Perceived Quality of Service in Wireless Networks Stefan Chevul On Application-Perceived Quality of Service ... reflects the Quality of Service from the viewpoints of the applica- tion and user. The focus of the thesis is on the influence of the network on the application- perceived Quality of Service and ... on the application- perceived Quality of Service is of great significan - ce when it comes to customer satisfaction. The - refore, application-perceived Quality of Service in wireless networks

Ngày tải lên: 18/10/2013, 12:15

... assuring network service quality but also consider the quality as perceived by the end user. Perceived QoS (or Quality of Experience – QoE) is often considered as the “ultimate measure” of system ... terms of system capacity and resulting quality of experience (QoE) performance of. .. assessment of WiMAX with ACM and 240 Quality of Service and Resource Allocation in ... 232 Quality of Service and Resource Allocation in WiMAX Fig 9 Blocking probabilities for DV and CTC – Map1 Fig 10 System throughput for DV and CTC...226 Quality of Service

Ngày tải lên: 21/06/2014, 05:20

... and selection of WiMAX user parameters In addition, simulation... the best service and most resources are allocated to streams with HD quality to 264 Quality of Service and ... multimedia services, issue 1 [40] Olli Alanen; ? ?Quality of Service for Triple Play Services in Heterogeneous Networks”; p. 38-39; University of Jyväskylä 2007; Finland [41] J. Lakkakorpi, A.Sayenko ... Mobility factor enhances efficiency of treatment decision-making, patients care and makes e-health services more comfortable and accessible. Quality of Service and Resource Allocation in WiMAX

Ngày tải lên: 21/06/2014, 05:20

... support joint operation with it. Quality of Service and Resource Allocation in WiMAX 274 One of the drivers of WiMAX’s development is its suitability (because of centralized scheduling using ... telemedicine/e-health services”. Proceedings of the IEEE Wireless Communications and Networking Conference WCNC, Budapest, Hungary, 2009. N. Y. Philip, (2008). "Medical Quality of Service for Optomised ... Assessment of the results of the adaptive protection scheme is presented in terms of packet drops, data corruption and repair, end-to-end delay introduced, and the dependency of objective video quality

Ngày tải lên: 21/06/2014, 05:20

... relationship in a sequence of data... past surge of the commercialization of the Internet, the continuing expansion of wireless services, and the increasing usage of multimedia applications, ... WireShark software is set to access the “capture” folder in the control centre before 302 Quality of Service and Resource Allocation in WiMAX streaming the video The WireShark software ... types of video clips are chosen and described in the following 1 2 3 Action movies This type of movies... overflow (service outage) percentage The percentage of buffer saturation of

Ngày tải lên: 21/06/2014, 05:20

... applications. Provision of Quality of Service (QoS) is challenging in mobile ad hoc networks because of the dynamic characteristics of mobile networks and the limited resources of the mobile devices. ... list of author information is available at the end of the article Abstract The prevalence of multimedia applications has drastically increased the amount of multimedia data. With the drop of the ... handoff among differ- ent wireless networks and provide an uni nterrupted playback of the video with an acceptable QoS. • Routing Because of the movement of the mobile devices, the topology of

Ngày tải lên: 21/06/2014, 06:20

... effect of the lengthening of the on-periods of the NRT services is analyzed under Go-Back-N (GBN) automatic re- transmission request (ARQ) scheme. The QoS attributes are formulated in terms of the ... number of retransmissions for web-browsing and data services. (x) Web-browsing and data services are equipped with fi- nite buffer of buffer sizes B 3 and B 4 ,respectively,both in unit of packets. ... amount of inter- ference and retransmissions, the lengthened activity factors of each mobile can be different even for the same class of service. Let us denote the average on and off periods of web-

Ngày tải lên: 22/06/2014, 22:20

... The probability density of ξ i is f ξ (ξ) = 4ξe −2ξ for ξ>0. Proof. The joint distribution of X and h 2 is derived in Appendix A. The eigenvalues ξ i of H H H and λ i of H H H/h 2 are proportional ... eigenvalue of H H H. The probability density of ξ i is f ξ (ξ) = 4ξe −2ξ for ξ>0 and zero elsewhere. Proof. It is sufficient to give the proof for one eigenvalue, say λ 5 . The proof for the ... diversity order and outage probability for fulfilling the quality of service (QoS) requirements. Not considered in this paper is the impact of the modulation scheme on the achie ved diversity. It

Ngày tải lên: 23/06/2014, 01:20

... 64 Working with Differentiated Services (DiffServ) 65 To Implement DiffServ Marking 65 To Define a DiffServ Class of Service 65 To Define a DiffServ Class of Service Group 65 To Add QoS Class ... 15 December 2010 Administration Guide Quality of Service R75 © 2010 Check Point Software Technologies Ltd. All rights reserved. This product and related ... Classes 66 To Implement Low Latency Queuing 67 To Define Low Latency Classes of Service 67 To Define Class of Service Properties for Low Latency Queuing 67 Working with Authenticated QoS 68

Ngày tải lên: 08/08/2014, 06:20

... gồm : Các lớp lưu lượng tuân theo profile và không tuân theo profile được CAR xử lý khác nhau ... Các lớp lưu lượng tuân theo profile và không tuân theo profile được CAR xử lý khác nhau  Tốc ... Quality of Service Bùi Thế Khang Nguyễn Thị Hương Đỗ Văn Mạnh Hà Nội, Ngày 08/07/2011 Khái niệm QoS ... trúc Guaranteed Services: Dữ liệu đi qua mạng được dành riêng 1 băng thông chắc chắn cho dữ liệu. Thực hiện thông qua cơ chế RSVP và CBWFQ của QoS.  Cấu trúc Differentiated Services: Dữ liệu

Ngày tải lên: 17/10/2014, 21:08

... delay. They offer the means to provide priority service through service differentiation, a derived or secondary benefit of which is the ability to offer customers different classes of service with ... these levels of service. Without differentiated services, most ISPs offer a standard $20 a month service to residential subscribers. Use of a standard fee significantly reduces profit margins ... quality of service throughout your network Many of these features address the requirements of end-to-end QoS and service differentiation for voice packet delivery The subset of

Ngày tải lên: 16/11/2014, 19:57

... which an overview of. .. trade•offs have to be found between service quality and resource usage The concept of Quality of Service can be generalised to higher levels of abstraction We ... heterogeneous collection of nodes in an area of interest, models of the nodes and their interaction, and task•level requirements in terms of quality metrics. Examples of quality metrics are end•to•end ... NETWORKS UNDER QUALITY? ? ?OF? ? ?SERVICE CONSTRAINTS ROBERT JOHAN HUBERT HOES NATIONAL UNIVERSITY OF SINGAPORE 2010 CONFIGURING HETEROGENEOUS WIRELESS SENSOR NETWORKS UNDER QUALITY? ? ?OF? ? ?SERVICE CONSTRAINTS

Ngày tải lên: 11/09/2015, 09:00

... eg. ToS field of IP o Problem l how to avoid everybody sendinghigh priority packets? Queue Management 1 Quality of Service in IP Networks CH-1015 Ecublens http://icawww.epfl.ch Prof. Jean-Yves ... Fast Retransmit o Probability p of choosing a given flow is proportional to the rate of the flow l more packets of that flow, higher probability of choosing one of its packets Queue Management 16 FIFO o ... duration o Burst duration - S sec o Size of the bucket - B bytes o Maximal departure rate - p bytes/s o Token arrival rate - r bytes /s l burst of B + r S bytes l burst of pS l B + rS = pS → S = B/(r -...

Ngày tải lên: 06/04/2013, 11:05

... that information instead of when a packet arrives. The 140 Chapter 9. Quality of Service Quality of service (QoS) is an often-used and misused term that has a variety of meanings. In this book, ... has a variety of meanings. In this book, QoS refers to both class of service (CoS) and type of service (ToS). The basic goal of CoS and ToS is to achieve the bandwidth and latency needed for ... classes of service. You can base policies on IP addresses, port numbers, protocols, or the size of packets. You can use one of these descriptors to create a simple policy, or you can use all of...

Ngày tải lên: 30/09/2013, 05:20

... Service Signaling Quality of Service Signaling © 2000, Cisco Systems, Inc. www .cisco. com econ_0386_09_001.ppt Copyright © 2000, Cisco Systems, Inc. 40 © 2000, Cisco Systems, Inc. www .cisco. com econ_0386_09_010.ppt Keep ... the service policy named gary. http://www .cisco. com/univercd/cc/td/doc/product/software/ios120/120newft/120limit/120xe/120xe5/mqc/mcli.htm Copyright © 2000, Cisco Systems, Inc. 44 Quality of Service Signaling Quality ... DiffServ. Note the similarity to the Cisco IOS software capabilities we are discussing. Copyright © 2000, Cisco Systems, Inc. 38 © 2000, Cisco Systems, Inc. www .cisco. com econ_0386_09_010.ppt Keep...

Ngày tải lên: 11/12/2013, 14:15

... significance of Quality of Service (QoS) • Describe new Quality of Service (QoS) features in Cisco IOS 12.1 • Explain which problems QoS solves The purpose of this module is to quickly survey the new Quality ... Inc. 1 © 2000, Cisco Systems, Inc. Introduction to Quality of Service Introduction to Quality of Service Copyright © 2000, Cisco Systems, Inc. 20 © 2000, Cisco Systems, Inc. www .cisco. com Econ_0385_02_010.ppt Keep ... framework Copyright © 2000, Cisco Systems, Inc. 18 © 2000, Cisco Systems, Inc. www .cisco. com Econ_0385_02_010.ppt Keep All Graphics Inside This Box IP-ATM Class of Service IP-ATM Class of Service Capabilities: •...

Ngày tải lên: 11/12/2013, 14:15

... in achieving QoS. © 2000, Cisco Systems, Inc. 1 © 2000, Cisco Systems, Inc. Campus Quality of Service © 2000, Cisco Systems, Inc. 17 © 2000, Cisco Systems, Inc. www .cisco. com econ_387_05_010.ppt Campus ... 802.1p field (referred to as class of service or CoS), which is part of the 802.1Q tag • At Layer 3 using the 3 bits of DSCP field in the type of service (ToS) byte of the IP header Classification ... Define Differential Service Code Point The objective of this module is to define the quality of service (QoS) tools which must be implemented to provide a voice-enabled transport service for IP telephony. A...

Ngày tải lên: 11/12/2013, 14:15

... Congestion avoidance, additive increase 24.23 24-5 QUALITY OF SERVICE 24-5 QUALITY OF SERVICE Quality of service (QoS) is an internetworking issue Quality of service (QoS) is an internetworking issue ... SERVICES 24-7 INTEGRATED SERVICES Two models have been designed to provide quality of Two models have been designed to provide quality of service in the Internet: Integrated Services and service ... Four cases of congestion 24.2 24-1 DATA TRAFFIC 24-1 DATA TRAFFIC The main focus of congestion control and quality of The main focus of congestion control and quality of service is service is...

Ngày tải lên: 06/03/2014, 12:20