implementing cisco quality of service student guide 2 3
Quality of Service in IP Networks
... wil flow 1 weight 2 flow 2 weight 1 flow 3 weight 3 l 1 /3 1/6 1 /2 ∑=iiwwiCxC : link capacity Queue Management17Priority Queueo Several queues of different priorityl source may mark ... eg. ToS field of IPo Probleml how to avoid everybody sendinghigh priority packets? Queue Management1 Quality of Service in IP NetworksCH-1015 Ecublenshttp://icawww.epfl.chProf. Jean-Yves ... saves 2 s ì 0.5 MB/s = 1 MBrate1 MB/s 2 MB/s 3 MB/stime1 s 2 s 3 s 4 sFlow AFlow B Queue Management19Characteristicso It modifies the optimal strategy of sourcesl FIFO: be greedy - send...
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Quality of Service
... PSQM/QoS 0 76 1. 43 76 1. 43 40 23 3 1.94 106 1.5 60 24 2 2. 1 104 1. 43 75 28 0 7 1 02 1.51 90 30 0 9 104 1.51 100 35 0 10 105 1.51 Figure 9-7. Graph of Test A Results 1 62 For basic CAR ... ip address 1 92. 168. 121 .18 25 5 .25 5 .25 5 .24 8 no ip mroute-cache ip rtp header-compression encapsulation ppp ! Frame Relay ! interface Serial0/0 ip 1 92. 168. 120 .10 25 5 .25 5 .25 5.0 encapsulation ... not requiring special network services). Values are 16, 32 , 64, 128 , 25 6, 5 12, 1 024 , 20 48, and 4096. The default is 25 6. o reservable-queues—(Optional) Number of reservable queues used for...
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Tài liệu New Network Architecture Digivance® Simulcast Networks Reduce Network Costs and Improve Quality of Service ppt
... PanelFP 3: 1RP 3: 1Host 1Host 2 Host 3 BTSSector1Interface PanelFP 2: 1RP 2: 1Host 4Host 5Remote 1Remote 2 Remote 3 Remote 4Remote 5ANN!B=ii!i=0NA∑ Improving Grade of Service ... Employer1 021 14AE 1/06 Revision © 20 02, 20 04, 20 06 ADC Telecommunications, Inc. All Rights Reserved Web Site: www.adc.comFrom North America, Call Toll Free: 1-800 -36 6 -38 91 ã Outside of North ... Call Toll Free: 1-800 -36 6 -38 91 ã Outside of North America: +1-9 52- 938 -8080 Fax: +1-9 52- 917- 32 3 7 ã For a listing of ADC’s global sales office locations, please refer to our web site.WHITE PAPER...
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Tài liệu Infrastructure Quality of Service pptx
... the service policy named gary.http://www .cisco. com/univercd/cc/td/doc/product/software/ios 120 / 120 newft/ 120 limit/ 120 xe/ 120 xe5/mqc/mcli.htm Copyright â 20 00, Cisco Systems, Inc. 44 Quality of Service Signaling Quality ... Service Signaling Quality of Service Signalingâ 20 00, Cisco Systems, Inc. www .cisco. com econ_ 038 6_09_001.ppt Copyright â 20 00, Cisco Systems, Inc. 40â 20 00, Cisco Systems, Inc. www .cisco. com econ_ 038 6_09_010.pptKeep ... host.http://www .cisco. com/univercd/cc/td/doc/product/software/ios 121 / 121 cgcr/qos_c/qcprt5/qcdrsvp .htm Copyright â 20 00, Cisco Systems, Inc. 23 â 20 00, Cisco Systems, Inc. www .cisco. com econ_ 038 6_09_010.pptKeep...
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Tài liệu Introduction to Quality of Service pdf
... module.http://www .cisco. com/univercd/cc/td/doc/product/software/ios 120 / 120 newft/ 120 t/ 120 t5/saaoper.htm#xtocid20 32 5 1 Copyright â 20 00, Cisco Systems, Inc. 23 â 20 00, Cisco Systems, Inc. www .cisco. com Econ_ 038 5_ 02_ 010.pptKeep ... http://www .cisco. com/univercd/cc/td/doc/product/software/ios 120 / 120 newft/ 120 t/ 120 t3/ipatmcs2.htm Copyright â 20 00, Cisco Systems, Inc. 2 â 20 00, Cisco Systems, Inc. www .cisco. com Econ_ 038 5_ 02_ 010.pptKeep All Graphics ... in a Cisco IOS software T release: 12. 0(5)T.http://www .cisco. com/univercd/cc/td/doc/product/software/ios 120 / 120 newft/ 120 t/ 120 t5/cbwfq.htm Copyright â 20 00, Cisco Systems, Inc. 22 â 20 00, Cisco...
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Tài liệu Campus Quality of Service pdf
... router. © 20 00, Cisco Systems, Inc. 21 © 20 00, Cisco Systems, Inc. www .cisco. com econ _38 7_05_010.ppt © 20 00, Cisco Systems, Inc. 5© 20 00, Cisco Systems, Inc. www .cisco. com econ _38 7_05_010.pptNeed ... achieving QoS. © 20 00, Cisco Systems, Inc. 1© 20 00, Cisco Systems, Inc. Campus Quality of Service © 20 00, Cisco Systems, Inc. 17© 20 00, Cisco Systems, Inc. www .cisco. com econ _38 7_05_010.pptCampus ... Layer 2 or at Layer 3 as follows:ã At Layer 2 using the 3 bits in the 8 02. 1p field (referred to as class of service or CoS), which is part of the 8 02. 1Q tagã At Layer 3 using the 3 bits of DSCP...
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Chapter 24 Congestion Control and Quality of Service pdf
... queuing 24 .15Figure 24 .9 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 ... 24 .33 Figure 24 .21 Token bucket 24 .29 Figure 24 .19 Leaky bucket 24 .20 Figure 24 . 12 BECN 24 .24 Figure 24 .15 Flow characteristics 24 .18Figure 24 .10 TCP congestion policy summary 24 .28 Figure 24 .18 ... section: 24 .9Figure 24 .5 Congestion control categories 24 .27 Figure 24 .17 Priority queuing 24 .22 Figure 24 .14 Four cases of congestion 24 .2 24-1 DATA TRAFFIC 24 -1 DATA TRAFFICThe main focus of...
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security & quality of service in ad hoc wireless networks
... 1 02 5.8 Further reading 1055.9 References 1066 Quality of service 1076.1 Introduction 1076 .2 Routing in mobile ad hoc networks 1106 .3 Routing with quality of service constraints 1 12 6.4 Quality ... independent.1.5 Quality of service All the vulnerabilities enumerated in Section 1 .3 above are potential sources of service impairment in ad hoc networks and hence may degrade the ‘ quality of service ’ ... associated with providing quality of service (QoS)inad hoc networks. It should be pointed out that security and quality of service are two distinct attributes that are independent of each other in general....
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báo cáo hóa học: " Fatness and fitness: how do they influence health-related quality of life in type 2 diabetes mellitus?" docx
... percentage of body fat (SD), % 38 .2 (9 .2) 36 .0 (7.1) 0.068Mean VO 2 peak (SD), mL/kg·min 24 .1 (5.1) 21 .2 (5.1) < 0.001Mean total cholesterol level (SD), mg/dL 21 5 .2 (37 .5) 178.8 (40 .2) < ... 86.4 ( 13. 5) 85.6 (14 .2) 0.656Role emotional 87.7 (24 .5) 84.7 (28 .8) 0.411Role physical 89 .3 (20 .0) 82. 8 (29 .1) 0.055Social function 93. 3 ( 12. 9) 89 .3 (18.8) 0.066Vitality 68.8 (16.1) 63. 5 (19.5) ... health - 12. 84 < 0.001Mental health -1.84 0 .38 8Physical function -1 .28 0.5 72 Role emotional -4.86 0 .25 9Role physical -8.61 0. 035 Social function -2. 83 0 .28 2Vitality -5.48 0.0 62 Physical...
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Báo cáo hóa học: " Quality of service implications of power control and multiuser detection-based cross-layer design" docx
... Communications. 23 (5):1067–1084 (20 05) 2. IWH Ho, SC Liew, “Impact of Power Control on Performance of IEEE 8 02. 11Wireless Networks”. IEEE Trans on Mobile Computing. 6(11): 124 5– 125 8 (20 07) 3. S Toumpis, ... loads in Figure 12. While for an offered traffic of 3 Mbit/s all schemesachieve similar good fairness va lues, for high traffic0 1 2 3 4 5 6 7 800.050.10.150 .2 0 .25 0 .3 0 .35 0.40.450.5Aggregate ... 5(8) :22 28 22 41 (20 06)4. S Verdu, Multiuser Detection. (New York, NY: Cambridge University Press,1998)5. S Verdu, Computational Complexity of Optimum Multiuser Detection”.Algorithmica. 4 (3) :30 3 31 2...
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Quality of Service and Resource Allocation in WiMAXFig Part 1 pdf
... 1 /2 QPSK1 /2 QPSK 3/ 4 16-QAM1 /2 16-QAM 3/ 4 64-QAM 2/ 3 64-QAM 3/ 4 1/ 32 2. 92 5. 82 8. 73 11.64 17.45 23 .27 26 .18 1/16 2. 82 5.65 8.47 11 .29 16.94 22 .59 25 .41 1/8 2. 67 5 .33 8.00 10.67 16.00 21 .33 ... Table 26 6 of IEEE 8 02. 16e amendment of the standard (Aymen & Loutfi, 20 08). Modulation Codification rate SNR(dB) BPSK 1 /2 3. 0 QPSK 1 /2 6.0 3/ 4 8.5 16QAM 1 /2 11.5 3/ 4 15.0 64QAM 2/ 3 ... 21 .33 24 .00 1/4 2. 40 4.80 7 .20 9.60 14.40 19 .20 21 .60 Table 3. Data rates for different MCSs and G values (Nuaymi, 20 07). As it can be seen in the Table 3, the highest order modulations offer...
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Quality of Service and Resource Allocation in WiMAXFig Part 5 pdf
... Journal Vol. 15, No. 4, pp. 576-5 83. Quality of Service and Resource Allocation in WiMAX 100 050010001500 20 00 25 00 30 00 35 00 30 0 800 1400 1900 24 00 29 00 34 00ThroughputTraffic LoadUGS ... on ICC, pp. 36 3 _36 8 Vol. 1. [18] Nortel Networks,Introduction to quality of service (QoS)(September 20 08), Nortel NetworksWebsite, 20 03. [Online]. Accessed on 1st of September 20 08. [19] C.F. ... (Dynamic Service Addition), and DSC (Dynamic Service Change). The implemented PHY is OFDM. Lot size(byte) Channel coding modulation 108 3/ 4 64-QAM 96 2/ 3 64-QAM 36 3/ 4 QPSK 24 1 /2 QPSK...
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Quality of Service and Resource Allocation in WiMAXFig Part 6 pot
... Investigation5110 0 .2 0.4 0.6 0.8 1 12 141618 20 22 24 26 28 30 32 PWiFiTCP level perceived throughput [Mb/s] WLAN and WiMax, simulationWLAN and WiMax, analiticalFig. 3. TCP layer throughput ... and its evolutions have been included aspart of 3GPP specifications ((3GPP-TS- 43. 318, 20 07) and (3GPP-TR- 43. 9 02, 20 07)) to enablethe integration of cellular technologies and other RATs.It appears ... 54(6) : 131 0–1 32 2 . 128 Quality of Service and Resource Allocation in WiMAX Downlink Resource Allocation and Frequency Reuse Schemes for WiMAX Networks 19In M. Pischella & J C. Belfiore (20 09),...
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Quality of Service and Resource Allocation in WiMAXFig Part 7 doc
... corrigendum 1, IEEE Std 8 02. 16e -20 05 and IEEE Std8 02. 16 -20 04/Cor 1 -20 05 (Amendment and Corrigendum to IEEE Std 8 02. 16 -20 04) pp. 1– 822 .IEEE8 02. 21 (20 10).URL: http://www.ieee8 02. org /21 /Iyengar, J., ... interval I1=[0, 11 .2[ dB. 2. (1 2 ,64QAM) corresponds to the SNR interval I 2 =[11 .2, 22 .7] dB. 3. ( 3 4,64QAM) corresponds to the SNR interval I 3 = ]22 .7, +∞[ dB.Note that the( 3 4,64QAM) modulation ... Performance Investigation6 13 User position/behavior WiFi only WiMAX only SmoothTx/Qu1 Still, near the PoA 18. 53 12. 76 32 . 37 2 Still, 30 m far from the PoA 3. 81 12. 76 16.40 3 Moving away at 1 m/s,...
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Quality of Service and Resource Allocation in WiMAXFig Part 8 ppt
... 15 20 25 30 35 40050100150 20 0 25 0 30 0 35 0400Number of SSs (N)Variance of packet delay (ms ^2) analysis W=8simulation W=8analysis W=16simulation W=16analysis W= 32 simulation W= 32 (b) ... W=8analysis W=16simulation W=16analysis W= 32 simulation W= 32 (b) Mean services time of REQs0 5 10 15 20 25 30 35 40051015 20 25 30 Number of SSs (N)Mean packet delay (ms) analysis ... W=8analysis W=16simulation W=16analysis W= 32 simulation W= 32 (d) Variance of packet delay0 5 10 15 20 25 30 35 400 .2 0 .25 0 .3 0 .35 0.40.450.50.550.60.65Number of SSs (N)Traffic load ( ρ) analysis...
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