Comtech EF Data Vipersat CDD-564L Specifikace stáhnout pdf (Strana 57)

CDD-562L/564 Demodulator with IP Module Revision 1

Forward Error Correction MN/CDD564L.IOM

5–3

Table 5-2. Turbo Product Coding Summary

FOR AGAINST

Exceptionally good BER performance – significant

improvement compared with every other FEC method

in use today

Nothing!

No pronounced threshold effect – fails gracefully

Exceptional bandwidth efficiency

Coding gain independent of data rate (in this

implementation)

Low decoding delay

Easy field upgrade

1 2 ... 52 53 54 55 56 57 58 59 60 61 62 ... 171 172

CDD-562L/56 1
Errata A 3
Errata Page 2 of 6 4
Chapter 4. FLASH UPGRADING 5
Errata Page 4 of 6 6
Upload Procedure 7
Errata Page 6 of 6 8
CDD-562L/564 9
Table of Contents 11
Figures 18
PREFACE 21
Cautions and Warnings 22
Electrical Safety 22
Environmental 22
Installation 22
Preface MN/CDD564L.IOM 23
Warranty Policy 24
Limitations of Warranty 24
Exclusive Remedies 25
Customer Support 26
Online Customer Support 26
Chapter 1. INTRODUCTION 27
1.2 Functional Description 28
1.3 Features 30
1.3.1 Physical Description 30
1.3.3 Major Assemblies 30
1.3.4 Dimensional Envelopes 31
Introduction MN/CDD564L.IOM 32
1.3.5 Physical Features 33
1.3.5.1 Front Panel 33
1.3.5.2 Rear Panel 34
1.3.6 Data Interfaces 35
1.4 New in this Release 36
1.5.1 Demodulator 37
LNB current and voltage 38
1.5.4 Network Protocols 39
1.5.5 BER (Bit Error Rate) 40
Chapter 2. INSTALLATION 41
IMPORTANT 42
2.4 Connect External Cables 43
2.3 Configuration 43
Installation MN/CDD564L.IOM 44
Chapter 3. REAR PANEL 45
CONNECTOR PINOUTS 45
CA UTION 46
3.5.3 Ground Connector 49
Chapter 5. FORWARD ERROR 55
CORRECTION 55
Comtech Turbo Product Codec 58
Rate 3/4 QPSK/OQPSK 58
8-PSK and 16-QAM 58
Rate 7/8 QPSK/OQPSK 59
Rate 21/44 QPSK/OQPSK 60
Rate 0.95 QPSK/OQPSK 60
INTERFACE OVERVIEW 61
6.3 Demodulator Features 63
6.3.2 IP Header Compression 63
6.3.3 Payload Compression 64
IMPOR TANT 66
Chapter 7. ETHERNET 73
MANAGEMENT 73
7.4.3 SNMP Traps 76
7.4.4 MIB-II 76
7.4.5 Private MIB 77
7.4.5.1.2 Features Subgroup 77
7.5 Telnet Interface 81
7–10 82
Chapter 8. WEB SERVER (HTTP) 83
INTERFACE 83
8.2.1 “Splash” (Home) Page 85
Maint 86
8.2.2 Home Pages 87
8.2.2.1 Home 87
8.2.2.3 Home 89
8.2.3 Admin Pages 90
8.2.3.1 Admin 90
8.2.3.2 Admin 91
Host Access List 92
8.2.3.3 Admin 93
8.2.4.1 Demod 96
8.2.4.2 Demod 97
8.2.4.3 Demod 98
8.2.4.4 Demod 99
8.2.4.5 Demod 100
8.2.5 IP Pages 101
8.2.5.1 IP 101
8.2.5.2 IP 102
8.2.5.3 IP 104
8.2.5.4 IP 105
Multicast Route Table 106
8.2.5.5 IP 107
8.2.5.6 IP 108
VLAN Table 109
VLAN Table – Add/Delete 109
8.2.5.7 IP 110
8.2.6 Stats Pages 111
8.2.6.1 Stats 111
8.2.6.2 Stats 112
8.2.6.3 Stats 113
8.2.7.1 Maint 114
8.2.7.2 Maint 115
8.2.7.3 Maint 116
8.2.7.4 Maint 117
A.1 Introduction 119
A.2 Getting Started 119
A.2.1 Equipment List 119
A.2.2 Basic Equipment Setup 120
Appendix A MN/CDD564L.IOM 121
A.3.1 PC Configuration 123
A.3.4 Set IP Address(es) 125
Appendix B. E 129
MEASUREMENT 129
Appendix B MN/CDD564L.IOM 130
(Co+No/No )/10) 130
Appendix C. FAST ACTIVATION 133
PROCEDURE 133
C.3.1 Record Serial Number 134
Appendix C MN/CDD564L.IOM 135
Purchase Access Code here 136
2. Click when done 136
Appendix D. CDM/CDD NMCS 137
PROTOCOL, REV 1.0 137
D.3 NMCS Protocol 138
D.3.1 Overview 138
D.3.2 Telnet Interface 138
D.3.3 Basic Protocol 138
D.3.4 Command Structure 139
D.3.4.1 Start of Packet 139
D.3.4.2 Target Address 139
D.3.4.3 Address Delimiter 140
D.3.4.4 Instruction Code 140
D.3.4.7.1 Index 141
D.3.4.7.2 Argument Lists 142
D.3.4.8 End of Packet 142
D.4 Commands and Queries 143
D.4.1.6 Redundancy Query 159
D.4.1.8.1 Wan Stats 161
D.4.1.8.2 IP Stats 162
D.4.1.8.3 Ethernet Stats 164
D.4.1.8.4 QoS Stats 165
D.5 Param Files 166
METRIC CONVERSIONS 171
Units of Length 171
Temperature Conversions 171
Units of Weight 171
480 • 333 • 2200 PHONE 172
• 333 • 2161 FAX 172

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