Symmetricom S100 Manuel d'utilisateur Page 7
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- Table des matières
- MARQUE LIVRES
Noté. / 5. Basé sur avis des utilisateurs
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S100 User Guide – Rev. D – June 2005 v
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How many satellites are necessary for me to operate the S100? 111
How do I know if the satellite signal strength is good? 111
What is the maximum antenna cable length for use with the S100? 111
What are the available antenna cable lengths and antenna requirements? 111
What are some guidelines for correctly cutting the cable, using splitters, and
using cable connectors? 111
How many NTP requests can be processed by the S100 each second? 112
Does the S100 support NTP v4? 112
Can the S100 utilize a certificate from an external CA? 112
How is the interface to the S100 secured? 112
What security functions are provided with the S100? 112
Does the S100 support any functions to restrict user access to NTP service? Can
the S100 set up clients' IP address to be connected? 112
What is the bandwidth utilization (TCP/IP) each time an NTP client gets a time
update from the NTP server? 112
Is NTP v4 compatible with Network Address Translation (NAT) gateways? 113
How does the S100 clock behave when a leap second is introduced? 113
How-to’s and Tips 113
How to install NTP v4 on a UNIX system 114
How to configure an NTP v4 client to connect to an NTP v4 server with the
autokey scheme 114
How to verify NTP v4 autokey client connectivity with an NTP v4 server 114
How to install your S100 114
How to get time using dial-up 114
How to get time using GPS 114
How to install your GPS antenna 115
How to acquire and install SymmTime™ 115
Use the quick “How to” guide 115
How to change the root password 115
How to get information about NTP 116
Solutions 116
The S100 does not respond to ping command 116
The S100 does not respond to NTP queries 116
I cannot establish a serial connection with the S100 116
My S100 won’t track satellites 117
Appendix A
S100 Specifications 119
S100 Data Sheet Specifications 119
Pin Descriptions 120
- Chapter 1 1
- S100 User Guide 1
- Table of Contents 3
- Chapter 4 4
- The Web-Based Interface 53 4
- Chapter 5 6
- Chapter 6 6
- Appendix A 7
- S100 Specifications 119 7
- Introduction and Overview 9
- Conventions Used 10
- Time Standards 11
- Product Details 11
- Stratum Levels 12
- Special Safety Instructions 14
- S100 Technology 15
- Web-based Access 16
- Time Distribution Model 17
- How the S100 Works 17
- S100 and Time Distribution 18
- S100 and Client Software 18
- Chapter 3 21
- Overview 21
- Getting Up and Running 21
- Unpacking Your S100 21
- Your CD-ROM 23
- Using the Software 24
- PuTTY Folder Details 24
- PUTTY.EXE 24
- PSCP.EXE 24
- PSFTP.EXE 25
- PLINK.EXE 25
- PAGE ANT. EXE 25
- PUTTYGEN.EXE 26
- Installing Your S100 27
- Rack Mounting 27
- Primary Power Connection 27
- Setting Up the Hardware 29
- On the S100 Rear Panel 30
- Installing the GPS Antenna 31
- Installing the GPS antenna 32
- Setting Up the IP Address 34
- Testing Network Functionality 36
- Turning Off Your S100 37
- How to Acquire Time 38
- Administrator Log-In 39
- The Configuration Wizard 40
- Choose Your Time Source 41
- Figure 3-18: Dialup Backup 43
- Figure 3-19: Dial-up Settings 43
- Figure 3-24: Dial-up Settings 47
- Configuring NTP 53
- IRIG-B (v.120,122,123) 53
- Figure 3-34: Dial-up Settings 54
- Using SymmTime™ 57
- To Synchronize SymmTime: 59
- The Web-Based Interface 61
- Logging In 62
- Administrative Interface 62
- Admin Interface: Base Menu 63
- Administrative Menu: Expanded 64
- System Status 65
- Timing Configuration 65
- NTP Relationships 66
- NTP Time Source Test 68
- NTP Dialup 68
- NTP Restart 69
- NTP Status 69
- Advanced: ntp.conf 71
- Advanced: Keys/Certificates 72
- Timing Engine 73
- Timecode Settings 74
- GPS Information 75
- GPS Signal Strength 76
- GPS Time 77
- GPS Position 77
- Other Information 78
- Control Settings 79
- Networking 80
- Traceroute 83
- Administration 84
- Admin Users 85
- Restart Web Interface 85
- Time Zone 86
- System Log Configuration 86
- SNMP Configuration 87
- SNMP Edit 87
- Configuration Wizard 88
- Boot Log 90
- System Log 90
- Config Log 91
- HTTP Log 91
- SyncServer Help 92
- NTPD Help 92
- Search NTPD Manual 92
- Logging Off 93
- Time Protocol (RFC 868) 97
- Daytime Protocol (RFC 867) 97
- NTP Message Data 99
- SyncServer S100 100
- NTP Authentication 101
- Public Domain NTP Package 102
- Other NTP Considerations 103
- Basic NTP Configuration 104
- ACTS Interface: Dial-up 111
- ACTS Operation 112
- Version 1 113
- Version 3 114
- Frequently Asked Questions 117
- How-to’s and Tips 121
- Use the quick “How to” guide 123
- Solutions 124
- S100 Specifications 127
- Pin Descriptions 128
- Time Glossary 129
- Customer Assistance 145
- Customer Service 146
- Technical Support 146
- Declaration of Conformity 147
- Class A 148
- Antenna Replacement 149
- Numerics 151
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