Triple-Play Service Deployment

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Recommended test tools . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .70 Visual Fault Locators and Fiber Inspection Microscopes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .71 Optical time domain reflectometers OTDRs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .73 Source, Power Meter, and ORL Meter Combination . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .75 Bi-directional Loss Test Sets . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .76 Remote Test Systems and Clip-Ons . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .77 Selective Optical Power Meters . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .78 Chapter 4: Troubleshooting the Copper Plant for IP Services . . . . . . . . . . . . . . . . . . . . . . . . . . . .79 The Physical Challenges of Triple-Play over Copper . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .83 Foreign voltage . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .85 Balance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .86 Circuit balance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .88 Longitudinal balance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .89 Resistive balance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .89 Capacitive balance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .90 Insulation resistance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .90 Load coils . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .91 Loop length . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .93 Wideband Noise . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .95 Impulse Noise . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .98 Spectral Analysis of Wideband Noise . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .99 TDR capabilities . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .102 Resistive fault location . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .103 Bridged taps . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .104 Opens . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .107 Wideband Testing Considerations . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .107 Developing a Test Strategy . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .109 Chapter 5: Troubleshooting the Premises Wiring . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .113 New Frontiers for Premises Testing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .114 Understanding the Role of the Premises Architecture . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .115 Testing the Premises Network to Ensure Service Quality . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .118 Phone line issues . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .120 Identifying Ethernet wiring issues . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .123 Locating and resolving coax problems . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .126 Noise causing service impairments . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .130 Home shielding effectiveness in the FM band . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .132 Interpreting results . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .136 Importance of In-Home Test Strategy . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .139 iv
Chapter 6: Troubleshooting Video in the Headend . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .141 Understanding the IPTV Headend . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .144 Ingress and Video Compression . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .145 Preparing Video for DSL Delivery . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .148 MPEG Technology . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .150 MPEG-2 Transport . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .151 MPEG-2 Synchronization . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .153 Testing MPEG-2 Transport . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .153 MPEG-2 Transport Errors . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .154 MPEG Testing Guidelines . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .155 TR 101-290 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .156 MPEG Troubleshooting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .158 MPEG Transport Test and Visibility . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .159 Beyond TR-290 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .161 Interoperability and Segmentation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .168 Conflicts of Interpretation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .170 MPEG Over IP . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .171 Cross-Layer IP and MPEG Analysis . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .173 Managing Video Test in the IP Realm . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .175 Chapter 7: Troubleshooting Video Service in the Field . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .177 Components of the Video Quality Experience . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .178 Content quality . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .179 Video Stream Quality . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .181 Transport Stream Quality . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .183 Transaction quality . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .184 Video Service Provisioning and Turn-up Testing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .189 An Overview of on-site procedures . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .189 Test access . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .189 Test methodology . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .189 Problem resolution . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .190 Video Service Quality Testing Procedures . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .191 Specific steps to ensure quality service delivery . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .191 The Business Case for Ensuring Video Quality . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .197 The Importance of Service Assurance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .197 Chapter 8: Troubleshooting Voice over IP . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .199 Understanding VoIP Equipment and Protocols . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .200 Data plane protocols . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .201 Control plane protocols . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .202 VoIP codecs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .203 v
Page 1: Triple-Play Service Deployment A Co
Page 4 and 5: Copyright 2007, JDS Uniphase Corpor
Page 8 and 9: VoIP Service Quality . . . . . . .
Page 10 and 11: Acknowledgements The JDSU Triple-Pl
Page 12 and 13: In North America, cable operators h
Page 14 and 15: Finally, securing all these service
Page 16 and 17: 2 The Vision—Reliable Triple-Play
Page 18 and 19: 4 The Building Blocks Chapter 1: Th
Page 20 and 21: 6 Development/ Production - Compone
Page 22 and 23: 8 Chapter 1: The Vision-Reliable Tr
Page 24 and 25: 10 Chapter 1: The Vision-Reliable T
Page 30 and 31: 16 Triple-Play Service Delivery ove
Page 32 and 33: 18 Chapter 2: Triple-Play Service D
Page 34 and 35: 20 Bandwidth Chapter 2: Triple-Play
Page 38 and 39: 24 Encapsulation DA Chapter 2: Trip
Page 40 and 41: 26 ISP/Internet ASP & Video Headend
Page 50 and 51: 36 centralized location, the abilit
Page 52 and 53: 38 Deploying and Troubleshooting Fi
Page 54 and 55: 40 For “brownfield” or overlaid
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42 BPON uses time division multiple
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44 Voice IP Data Video Figure 3.3 A
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46 From the splice enclosure, signa
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48 1490nm laser/ 1310nm meter OLT 1
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50 Central Office Depending on the
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52 Chapter 3: Deploying and Trouble
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58 Acceptance testing between the s
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60 Once customers have been establi
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62 When there is a physical layer f
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66 Acceptance testing is always per
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68 1490nm laser/ 1310nm meter OLT 1
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70 Recommended test tools Whether t
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74 These effects result in an easy-
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76 Another approach uses a loss tes
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78 Selective Optical Power Meters A
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82 Troubleshooting the Copper Plant
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84 Chapter 4: Troubleshooting the C
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90 Capacitive balance Another metho
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92 TDR Response (V) 7.3 3.6 Figure
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94 Loop length also can be measured
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96 Filter Technology Lower 3dB Uppe
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100 Chapter 4: Troubleshooting the
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102 TDR capabilities A time domain
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104 Bridged taps Bridged taps, or l
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112 Physical Layer Test - Foreign V
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114 Troubleshooting the Premises Wi
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118 R-Value Testing the Premises Ne
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122 Typical Symptom Fault Condition
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124 Fault Common Cause Diagnosis Go
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126 Locating and resolving coax pro
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130 Using advanced signal processin
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132 Relative Frequency % 5 4 3 2 1
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142 Troubleshooting Video in the He
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144 MPEG-2 TS over RF Understanding
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146 elementary streams (ES). Each d
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148 Chapter 6: Troubleshooting Vide
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150 MPEG Technology Chapter 6: Trou
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152 MPEG Video Syntax MPEG-2 System
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168 Interoperability and segmentati
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178 Troubleshooting Video Service i
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180 Figure 7.2 A schematic diagram
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186 STB DSL Modem EPG/Multicast Inf
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188 RTSP Latency PAUSE Latency PLAY
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192 Video Service Troubleshooting:
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194 Standard troubleshooting steps
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196 Dropped packets indicate a prob
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200 Troubleshooting Voice over IP T
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202 Control plane protocols Real Ti
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204 Since the 64 Kbps bandwidth req
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206 Chapter 8: Troubleshooting VoIP
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210 Network Equipment Installation
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212 Figure 8.5 PVA-1000 While check
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214 Using handheld IP phone emulato
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216 Provisioning Tests Purpose: To
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218 Solving Voice Quality Problems
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222 Troubleshooting High Speed Data
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224 ATU-Cs POTS Switch DSLAM health
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226 transmits at three bits per bau
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228 R ate (Mbits /s ) performance o
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230 Chapter 9: Troubleshooting High
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234 The JDSU HST-3000 provides comp
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244 Service Assurance for Triple-Pl
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246 Chapter 10: Service Assurance f
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252 b. Correlate network performanc
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254 Passive service monitoring Hard
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258 Measurable Benefits Successful
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262 PON Reflectometer Trace Analysi
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264 Theoretical Method of PON Refle
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266 Learning Acquisition Phase The
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268 Figure A.7 Reflective event dev
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270 Appendix A: PON Reflectometer T
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272 Glossary AAL5 ATM Adaptation La
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274 Glossary Block A set of 8x8 pix
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276 Glossary Digital Television A g
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278 Glossary ETR 290 ETSI recommend
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280 Glossary I/F Interface ICMP Int
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282 Glossary MGT Master Guide Table
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284 Glossary Multiplex (n) A digita
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286 Glossary PSI Program Specific I
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288 Glossary ST Stuffing Table. An
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290 Notes: Notes
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292 Notes
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Test & Measurement Regional Sales N
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