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Contents Feature Guest editorial, A
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2 costs will be such that decisions
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4 N sources 1 The delay along the p
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6 Sunday Monday Tuesday Wednesday T
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BPS 800.000 8 700.000 600.000 500.0
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10 where the contributions from dif
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12 1.75 1.50 1.25 1.00 0.75 0.50 0.
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14 Table 2 Survey of some distribut
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16 0 Local calls mean: 27 sec. Std.
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18 Frame 5 Equilibrium calculations
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20 j k λ ij µji λ ik µ ki λ ir
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22 14 Disturbed and shaped traffic
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24 200 184 150 100 50 0 25 26 27 28
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26 n * ooo---o A * M, V stream is n
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28 A-subscr. Network B-subscr. λ(
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30 Frame 6 Basic queuing model From
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32 Traffic sources (N) ⇒ III - -
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34 Since Gw (t) is the survivor fun
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36 - Mean response time depends onl
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38 Figure 38 Mixed international da
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40 3 Gaaren, S. LAN interconnection
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42 Solution of some problems in the
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44 Table 3 a. The “Loss” (in
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46 Table 6. (x = 3). a n 0.0 0.1 0.
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48 Telephone Systems” (published
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50 The life and work of Conny Palm
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52 mind that the seventies were bef
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54 of random traffic it is tacitly
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56 Architectures for the modelling
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58 QoS user Service catagories user
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60 (N)-service-user (N)-service-pro
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62 ACSE Presentation layer Session
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64 Traffic source 1 Traffic source
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oth the traditional ack-based and t
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68 With this as a basis, some modif
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70 300 250 200 150 100 50 0 100 90
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72 Erl kErl 50 40 30 20 10 0 8 10 1
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74 Si: extreme high n s n s normal
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76 cost increase which must be cove
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78 with two to four hours read-out,
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80 Similarly as for Poisson-traffic
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82 throughput 1 Introduction Commun
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84 processor load Figure 4 its cust
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86 load control mechanisms. It is u
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88 ers to use the same facility at
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90 CE CE Figure 3 IRIM with cluster
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92 and one mini IRSU and one normal
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Table 4 Combined signalling and pac
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96 mission cost of large capacities
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40 30 20 10 98 TE-network TE-region
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100 change the routing for the next
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102 According to our plans reroutin
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104 Based on the experiences with t
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user access device 106 sound/speech
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108 overs for mobile stations that
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110 radio interface tion inside a b
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Figure 9 One way of defining space
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114 frequency code here. However, t
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116 class 1 class 2 class 3 [1,1,1]
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1.00E-00 1.00E-01 1.00E-02 case I c
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400 300 200 100 25 25 20 10 120 (a)
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Erlang Erlang Erlang 122 7 6 5 4 3
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124 Table 6 Call holding times (in
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Registered number of calls Register
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Table 9 Number of call attempts, su
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130 LAN Interconnection Traffic Mea
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132 gering table could be employed
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134 OSI name/layer 7) Application 6
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136 kbit/s 4000 3000 2000 1000 0 kb
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138 - The external LAN traffic is e
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Number of type 2 connections 140 Fe
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142 Number of type 2 connections No
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144 Number of type 2 connections Fi
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146 Preliminary studies indicate th
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148 Background Traffic Test Traffic
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150 ATM cell header 2.1.1 Measuring
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152 δ τ Figure 8 Deterministic in
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154 and CMR measurements was set to
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156 Sparc2 (SunOS 4.1.1) or Sparc10
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158 Segment size [byte] 8192 6144 4
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160 Throughput [Mbit/s] Throughput
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162 Segment size [byte] Unacknowled
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164 Throughput [Mbit/s] 30 20 4 kby
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166 Throughput [Mbit/s] Throughput
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168 TEL A TEL B Satellitedish Swiss
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170 Cell Discard Ratio Cell Discard
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172 Number of Type 2 Sources Number
- Page 176 and 177: 174 Synthetic load generation for A
- Page 178 and 179: 176 The type of the modulated proce
- Page 180 and 181: 178 Transp. Network LLC MAC PHY Tra
- Page 182 and 183: 180 0.005 0.004 0.003 0.002 0.001 0
- Page 184 and 185: 182 Number of active sources of the
- Page 186 and 187: 184 that these times are identicall
- Page 188 and 189: 186 Level duration The state sojour
- Page 190 and 191: 188 are summarised, before potentia
- Page 192 and 193: 190 Figure 4.4 Excerpt from the ATM
- Page 194 and 195: 192 4.2.6 Load extremes By specifyi
- Page 196 and 197: 194 14th international teletraffic
- Page 198 and 199: 196 how this change in “event rat
- Page 200 and 201: advantage is that it is generally v
- Page 202 and 203: 200 ˜X = X + β(C − E(C)) (5.1)
- Page 204 and 205: 202 Table 3 Case 1: N = 4, λ/µ =
- Page 206 and 207: 204 A(t) 1 x - A on off Ti Pji Pij
- Page 208 and 209: 206 6.1.3 Control variables The num
- Page 210 and 211: 208 Some important queuing models f
- Page 212 and 213: 210 � � � A(ζ) � ζn �
- Page 214 and 215: 212 The main reason for giving (2.5
- Page 216 and 217: 214 M 0 0 1 For the sake of simplic
- Page 218 and 219: 216 cell-loss where I is the contou
- Page 220 and 221: 218 cell-loss 10 0 10 -1 10 -2 10 -
- Page 222 and 223: 220 Notes on a theorem of L. Takác
- Page 224 and 225: 222 and (25) (26) The parameters ck
- Page 228 and 229: 226 Documents types that are prepar
- Page 230 and 231: 228 The rules for preparation and a
- Page 232 and 233: 230 Terminals/ Terminal Adapters
- Page 234 and 235: 232 plaintext Figure 1 The PNO Ciph