Giới thiệu về IP 4

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Ngày tải lên: 13/08/2012, 15:36

... Schormans Copyright © 2000 John Wiley & Sons Ltd ISBNs: 0 -47 1 -49 187-X (Hardback); 0 -47 0- 841 66 -4 (Electronic) 4 AN INTRODUCTION TO THE TECHNOLOGIES OF IP AND ATM the level of an analogue telephony signal) ... bit-rate of 30 C 2 ð 64 D 2 048 kbit/s. Some readers may be more familiar with the 1 544 kbit/s 24- channel system which has 1 extra bit per frame. The time division...

Ngày tải lên: 24/12/2013, 13:17

... to IP and ATM Design Performance: With Applications Analysis Software, Second Edition. J M Pitts, J A Schormans Copyright © 2000 John Wiley & Sons Ltd ISBNs: 0 -47 1 -49 187-X (Hardback); 0 -47 0- 841 66 -4 ... buffer Location: Chapter 9, page 146 Model: multiple ON–OFF sources – excess-rate analysis Use: combined burst-scale loss and delay analysis – suitable for IP and ATM scenari...

Ngày tải lên: 24/12/2013, 13:17

... 240 calls over the period of a day, and an average call duration of 3 minutes. Suppose 24 calls are unsuccessful, then c D 240 , c c D 216, and c l D 24. Thus A D 240 ð 3 24 ð 60 D 0.5E L D 24 ... to IP and ATM Design Performance: With Applications Analysis Software, Second Edition. J M Pitts, J A Schormans Copyright © 2000 John Wiley & Sons Ltd ISBNs: 0 -47 1 -49 187-X (Hardback...

Ngày tải lên: 24/12/2013, 13:17

... assumption, about 1E−12 1E−10 1E−08 1E−06 1E− 04 1E−02 1E+00 0 0.2 0 .4 0.6 0.8 1 Utilization Estimate of cell loss Pr{x> 24} M/M/1/ 24 Pr{x= 24} Figure 4. 4. Comparison of CLP Estimates for Finite ... = 0 .4 ρ = 0 .47 2 ρ = 0.6 ρ = 0.8 PrSystemSizeisX , x :D 1   Ð  x i:D 0 20 x i :D i y1 i :D PrSystemSizeisX 0.2, x i  y2 i :D PrSystemSizeisX 0 .4, x i  y3 i :D PrSystemS...

Ngày tải lên: 24/12/2013, 13:17

... J M Pitts, J A Schormans Copyright © 2000 John Wiley & Sons Ltd ISBNs: 0 -47 1 -49 187-X (Hardback); 0 -47 0- 841 66 -4 (Electronic) 78 FUNDAMENTALS OF SIMULATION Aell rate Time A burst of fixed cell ... the ‘conveyor belt’ of cell slots (see Figure 1 .4) . We will concentrate on the discrete time advance mechanism in this introduction. Introduction to IP and ATM Design Performance: Wi...

Ngày tải lên: 24/12/2013, 13:17

... to IP and ATM Design Performance: With Applications Analysis Software, Second Edition. J M Pitts, J A Schormans Copyright © 2000 John Wiley & Sons Ltd ISBNs: 0 -47 1 -49 187-X (Hardback); 0 -47 0- 841 66 -4 ... arrival rate is . This distribution, Ft, is shown in Figure 6 .4 for a load of 47 .2% (i.e. the 1000 CBR source example from Chapter 4) . The arrival rate is 166 667 cell/...

Ngày tải lên: 24/12/2013, 13:17

... to IP and ATM Design Performance: With Applications Analysis Software, Second Edition. J M Pitts, J A Schormans Copyright © 2000 John Wiley & Sons Ltd ISBNs: 0 -47 1 -49 187-X (Hardback); 0 -47 0- 841 66 -4 ... to IP and ATM Design Performance: With Applications Analysis Software, Second Edition. J M Pitts, J A Schormans Copyright © 2000 John Wiley & Sons Ltd ISBNs: 0 -47 1 -49 1...

Ngày tải lên: 24/12/2013, 13:17

... Ltd ISBNs: 0 -47 1 -49 187-X (Hardback); 0 -47 0- 841 66 -4 (Electronic) 122 CELL-SCALE QUEUEING Source 1 Source 2 Source N . . . Source 1 Source 2 Source N . . . 2 × 2 ATM switching element Source multiplexer Source multiplexer Figure ... with the burst-scale queueing behaviour, as we will see in Chapter 9. 1 14 CELL-SCALE QUEUEING 0 1 2 3 4 5 nn+1 n+2 n+3 n +4 n+5 n+6 n+7 n+8 n+9 n+10...

Ngày tải lên: 24/12/2013, 13:17