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18 

 

Running NTP (Network Time Protocol) 

 

Configuring NTP 

 

 

NTS-pico3

 firmware starts NTP server and synchronizes to UTC time received from GPS by 

default. You can add backup NTP servers in NTP Peer 1...3 fields. 
 

 

 

 

 

Summary of Contents for NTS-pico3

Page 1: ...NTS pico3 Miniature NTP Time Server for Small Networks User Manual Date 22 06 2022...

Page 2: ...INE 17 Running NTP Network Time Protocol 18 Configuring NTP 18 Monitoring NTP on line 19 Synchronizing Microsoft Windows clock 20 Synchronizing Linux Mac OSX clock 20 Serial ports configuration 21 Run...

Page 3: ...3 Imprint Elproma Elektronika Sp z o o Du ska 2A 05 152 Czosn w e mail office elpromaelectronics com phone 48 22 751 76 80...

Page 4: ...cted Do not assemble disassemble set when the power reminds switched ON Making wiring and touching cables is strongly prohibited when power is ON Never work alone under hazardous voltage conditions Al...

Page 5: ...5 Release notes and firmware The latest Release notes document and the current firmware version can be found here https cloud elpromaelectronics com index php s m7beaxAZzDQ3m5L...

Page 6: ...Server has very fast less than 0 5ms 1ppm Time To First Fix TTFF synchronization start up The GNSS receiver accuracy is better than 15ns at 2 sigma Server supports cryptographic authentication for NTP...

Page 7: ...7 General presentation NTS pico3 includes 1 x GNSS SMA 1 x PWR VDC 1 x 1PPS SMA NTS pico3 picture view...

Page 8: ...quire the following a mounting of the antenna b optionally mounting 1 or 2 lightning arrestors not included to product set The antenna supplied is of the active type and is suitable for almost all app...

Page 9: ...er above the flat surface A satellite prediction mobile phone program may usefully be employed to check a potential installation and also to identify directions in which obstructions may be a particul...

Page 10: ...ctive residual current may still be present in the cable coming down from the antenna to the NTS pico3 unit A second lightning arrestor should be installed near to the NTS pico3 to further dissipate a...

Page 11: ...11 Grounding system...

Page 12: ...12 NTS pico3 surge protection...

Page 13: ...13 Serial port either RS232 RS485 Serial RS232 RS485 RJ 45 connector marked as RS232 485 is placed on front panel of router Serial connector pinout is described in a tables below...

Page 14: ...r 3 Plug in DC power supply to power input and turn power ON Power supply connector pinout LED indicators The device has four LEDs that indicates its operation The LEDs are described in the table belo...

Page 15: ...configuration page you can find essential parameters needed for LAN connection Here you can set IPv4 address netmask default gateway and DHCP server Minimum configuration requires setup IPv4 IMPORTANT...

Page 16: ...16 SSH access control Enable SSH access for easier device GNSS PTP monitoring if needed SSH enable ON and password is necessary for tracing on line GNSS signals...

Page 17: ...screen is the tool to monitor GNSS GPS Glonass satellite signal performance You should be able to receive signals from at least not less than 4 satellites Well done installation mostly let view 10 20...

Page 18: ...8 Running NTP Network Time Protocol Configuring NTP NTS pico3 firmware starts NTP server and synchronizes to UTC time received from GPS by default You can add backup NTP servers in NTP Peer 1 3 fields...

Page 19: ...mmands from terminal ssh root 192 168 1 234 p 65535 root 192 168 1 139 s password 12345 root rbmtx ntpq You can use full spectrum of std NTP monitoring tools incl ntpq and ntpdc to trace and monitor N...

Page 20: ...ress Below is an example for Windows 10 system Using NTS pico3 as primary source of NTP time for Microsoft Windows Synchronizing Linux Mac OSX clock Both Linux and OSX systems includes built in NTP pr...

Page 21: ...andard SSH like console on serial port ModBus gateway GPS NMEA copies NMEA output from GNSS module and sends it to serial port Included messages are RMC GSV GSA GGA PTP NMEA simulates NMEA messages ba...

Page 22: ...22 Running PTP Precision Time Protocol Switching on PTP enables PTP grandmaster daemon...

Page 23: ...pable Defines whether gPTP Slave device may become a Master in the network in case there is no other available Cannot become Grandmaster PTP Master configuration Priority1 Number 0 255 The attribute p...

Page 24: ...automatically calculated measured one Usage of this manual is for testing purposes mostly UTC Offset Valid Valid Invalid Allows to mark whether custom UTC TAI offset shall be marked as valid UTC offse...

Page 25: ...he below root keys manually HKLM SYSTEM CurrentControlSet Services W32Time TimeProviders PtpClient Name Value PtPMasters IP of NTS pico3 default 192 168 1 234 EnableMulticastRx 0 HKLM SYSTEM CurrentCo...

Page 26: ...e Provider is enabled using w32tm query configuration command Then verify that the system is synchronizing with PTP Source Server using w32tm query status verbose command The output should be as below...

Page 27: ...rn If there is no ptp process you will get 0 make sure that you have enabled PTP in web panel How to check if NTS pico3 sends PTP messages To check if NTS pico3 is actually sending PTP IEEE1588 messag...

Page 28: ...Daytime RFC 867 8 LAN interfaces 10 100Mbps RJ45 x 1 Supported TCP IP protocols IPv4 IPv6 TCP UDP Management HTTP HTTPS SSH TELNET Security Autokey DSA SSL MD5 RSA SYSLOG yes Hardware stamping accura...

Page 29: ...erature 40 C 85 C Humidity up to 95 Power 9 30 VDC Power consumption Typical 1 2 1 6W Max typical 2W Peak when active GNSS antenna is not shorted and USB not connected Max possible 8W info for safety...

Page 30: ...P internal clocks of NTS pico3 The old version NTS pico manufactured 2016 2019 does not support above This version of product cannot be hardware software update to new NTS pico3 and it is required to...

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