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 3.7  NTP/PTP Settings Page

The setup page can be used to turn and off the two major time server features.  The current status of 
each is shown in its section.

 3.7.1  NTP Server

The NTP daemon can be started and stopped from this page.  By default, NTP support is enabled once 
3D lock is achieved.  Click the desired option and then click the Submit button.

 3.7.2  Allow 2D Fix for NTP

This checkbox will allow the TM2000A to start serving time once a 2D lock is achieved by the GPS 
receiver.  It is generally better to get a 3D lock as timing accuracy is much better.  The GPS module 
maker doesn't guarantee accuracy until a 3D lock is achieved, but this option exists if needed.  If the 
TM2000A is capable of getting a 3D lock, then this option should generally be un-checked.

Installation and Operations Manual | Page 10

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Содержание TM2000A

Страница 1: ...TM2000A PTP and NTP Time Server GPS Time Sourced Installation and Operation Manual...

Страница 2: ...ssword 5 3 4 Status Page 6 3 4 1 Location 6 3 4 2 Date Time 6 3 4 3 Satellites Used 6 3 4 4 GPS Fix 7 3 4 5 NTP Lookups 7 3 4 6 MAC 7 3 4 7 Uptime 7 3 4 8 Version 7 3 4 9 Satellites 7 3 4 10 Clients 7...

Страница 3: ...Locator Data Query 13 6 Specifications 14 6 1 Time Server Features and Specifications 14 6 2 GPS Module Specifications 14 6 3 Antenna Specifications 15 TimeMachines Inc 300 S68th St Place Suite 100 Li...

Страница 4: ...connect both the included power supply and the GPS antenna to the base unit and then connect the base unit to the local network Go to a computer on the network and browse to the device at its default...

Страница 5: ...r the LNA in the antenna 2 2 2 Power A 12V power supply is supplied with the unit Connect to your local power outlet and the barrel connector to the rear of the Time Server The time server will begin...

Страница 6: ...ink after a GPS timing lock has occurred and the SEC LED continues to blink This signifies that the TM2000A has an accurate internal time and is serving time but is trying to re establish the timing l...

Страница 7: ...hen parameter updates are required 3 3 2 Disable Web Interface This is a security option Once the device is configured and operating as expected it is possible to check this box save the setting and t...

Страница 8: ...e address to point NTP and PTP clients at they should given the IPAddress 3 3 5 Netmask The Netmask entry determines what addresses are on the local network and what addresses are reached through the...

Страница 9: ...your location 3 4 2 Date Time The Date Time entry shows the current UTC date and time of the device This is not updated realtime Refreshing the page will update this time Note that it is the clients...

Страница 10: ...m client devices 3 4 6 MAC This is an information only field and displays the MAC address of the Time Server 3 4 7 Uptime Time elapsed since last boot up 3 4 8 Version Displays current software versio...

Страница 11: ...Update Page Once the file is found the update can begin This process takes 20 to 25 minutes and power should not be removed during the process or the device may be unrecoverable There are periods of...

Страница 12: ...y 3 6 2 Download Log Files Clicking the Download button will cause the TM2000A to create a binary format log file and initiate an HTTP download The binary log can be used by TimeMachines as an aid in...

Страница 13: ...button 3 7 2 Allow 2D Fix for NTP This checkbox will allow the TM2000A to start serving time once a 2D lock is achieved by the GPS receiver It is generally better to get a 3D lock as timing accuracy i...

Страница 14: ...ts compared to a reference clock source while running without a GPS lock Some units will perform better some a bit worse 3 7 5 PTP Transmission Method The PTP transmission method can be set to either...

Страница 15: ...ng or the Time Server itself Contact TimeMachines for help 4 2 Resetting to Factory Defaults Front Panel Button Push and hold the front panel button with a small object for 5 seconds This will cause t...

Страница 16: ...1 0x04 0xB2 The TM2000A will also respond to a broadcast to the same port The response packet is 80 bytes and will be formatted as follows Bytes Description 0 TM2000A response value 0x05 1 to 4 client...

Страница 17: ...minutes on the network Active Patch GPS antenna included Magnetic base Compliant with FCC Part 15B and CE marked for radiated emissions and is a lead free product Power Requirements 5W at startup and...

Страница 18: ...enna Specifications Active patch antenna with magnetic base Size 1 57 in x 1 89 in x 0 51 in thick 43 grams Amplifier LNA 20dB Noise 1 5dB VSWR 2 0 Voltage 2 7 6 0V Cable RG174 5m length SMA male Envi...

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