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Reference Guide for the Model XM128 ISDN Digital Modem
Contents ix
Chapter 10
Troubleshooting
Power-on Self-test ........................................................................................................10-1
Loopback Tests .............................................................................................................10-2
ISDN Loopback test (AT&T9) .................................................................................10-2
Loopback with Self-test (AT&T10) ..........................................................................10-2
B1/B2 Loopback with Self-test ...............................................................................10-3
The Diagnostic Command ............................................................................................10-3
Modem Reset .........................................................................................................10-4
Using The Embedded Protocol Analyzer ...............................................................10-4
Setting up the Embedded EPA ........................................................................10-5
Capturing the Protocol Data ............................................................................10-5
Analyzing the Captured Data ...........................................................................10-6
...............................................................................................................................10-8
Appendix A
Technical Specifications
General Specifications ................................................................................................... A-1
Appendix B
Security Functions
Security Types and Levels ............................................................................................. B-1
Level 1 Security ....................................................................................................... B-2
Level 2 Security ....................................................................................................... B-2
Level 3 Security ....................................................................................................... B-3
Setting and Modifying Passwords .................................................................................. B-3
Nonpassword Auto Callback Function ........................................................................... B-4
Appendix C
AT Command Set Reference
Operation Mode of the DTE Interface ............................................................................C-1
Simplex Mode ......................................................................................................... C-1
AT Command Descriptions ............................................................................................C-2
Description of ATI3 Output ...................................................................................... C-7
- Reference Guide for the 1
- Model XM128 ISDN 1
- Digital Modem 1
- Trademarks 2
- Statement of Conditions 2
- VCCI-2 Statement 3
- Customer Support 3
- World Wide Web 4
- Bulletin Board Service 4
- Contents 5
- Preface xvii 17
- Conventions 18
- Related Publication 19
- Table 2. Manuals 20
- Chapter 1 21
- Introduction 21
- 1-2 Introduction 22
- Front Panel 23
- 1-4 Introduction 24
- Table 1-2. LED descriptions 24
- Introduction 1-5 25
- Rear Panel 26
- Introduction 1-7 27
- Chapter 2 29
- Installation 29
- Installing the Modem 30
- Chapter 3 33
- NETGEAR XM128, PPP 64K 34
- NETGEAR XM128 V.120 64K 34
- Chapter 4 35
- Configuration 35
- Understanding AT Commands 36
- Configuration 4-3 37
- Communication Speed Setup 38
- Configuration 4-5 39
- 4-6 Configuration 40
- Entering DNs 41
- 4-8 Configuration 42
- Chapter 5 43
- Async to Sync PPP 43
- 5-2 Async to Sync PPP 44
- Multilink PPP 45
- 5-4 Async to Sync PPP 46
- Async to Sync PPP 5-5 47
- Chapter 6 49
- ISDN Overview 49
- 6-2 ISDN Overview 50
- Placing the Call 51
- Commands for Incoming Calls 52
- Determining the Packet Length 53
- Answering a Call Using MSN 54
- ISDN Overview 6-7 55
- 6-8 ISDN Overview 56
- ISDN Overview 6-9 57
- V.110 ISDN Communications 58
- V.120 ISDN Communications 59
- Configuring the V.120 Mode 60
- Dialing in V.120 Mode 61
- 6-14 ISDN Overview 62
- 128 Kbps Speeds 63
- 6-16 ISDN Overview 64
- ISDN Overview 6-17 65
- 6-18 ISDN Overview 66
- ISDN Overview 6-19 67
- Chapter 7 69
- Advanced ISDN 69
- 7-2 Advanced ISDN 70
- Advanced ISDN 7-3 71
- 7-4 Advanced ISDN 72
- Advanced ISDN 7-5 73
- 7-6 Advanced ISDN 74
- Answering a Call 75
- Answering a Call for 1TR6 76
- Best-effort Call Answering 76
- Advanced ISDN 7-9 77
- 7-10 Advanced ISDN 78
- Placing a Call 79
- Placing a Call for 1TR6 80
- User-To-User Information 81
- Chapter 8 83
- Analog Call Handling 83
- AT Commands for Analog Calls 84
- Analog Call Handling 8-3 85
- Accepting an Incoming Call 86
- Chapter 9 87
- Modem Upgrade 87
- Upgrade Instructions 88
- Kernel Mode 88
- Chapter 10 89
- Troubleshooting 89
- Loopback Tests 90
- The Diagnostic Command 91
- Modem Reset 92
- Troubleshooting 10-5 93
- 10-6 Troubleshooting 94
- Table 10-2. EPA Commands 94
- Troubleshooting 10-7 95
- Appendix A 97
- Technical Specifications 97
- Appendix B 99
- Security Functions 99
- Level 1 Security 100
- Level 2 Security 100
- Level 3 Security 101
- B-4 Security Functions 102
- Appendix C 103
- AT Command Set Reference 103
- AT Command Descriptions 104
- AT Command Set Reference C-3 105
- C-4 AT Command Set Reference 106
- AT Command Set Reference C-5 107
- C-6 AT Command Set Reference 108
- Description of ATI3 Output 109
- Table C-3 110
- AT Command Set Reference C-9 111
- C-10 AT Command Set Reference 112
- AT Command Set Reference C-11 113
- C-12 AT Command Set Reference 114
- Appendix D 115
- Setting S-Registers 116
- S-Register Descriptions 118
- ATXn Result Code Option Table 133
- Table D-6. Result code chart 135
- Table D-8 137
- lists the connect strings 137
- Appendix E 139
- Connector Pin Assignments 139
- Table E-2 140
- RJ-11 Plug and Connector 141
- Appendix F 143
- Serial Port Interface 143
- F-2 Serial Port Interface 144
- Appendix G 145
- ISDN Reference 145
- Basic Rate Interface 146
- Out-of-Band Signaling 146
- ISDN Reference G-3 147
- Ordering ISDN Service 148
- ISDN Reference G-5 149
- G-6 ISDN Reference 150
- ISDN Reference G-7 151
- G-8 ISDN Reference 152
- Numerics 153
Prodotti e manuali riguardandi Disporitivi di accesso ISDN Netgear XM128 ISDN
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