NTP Server mit Linux

Aufbau eines NTP Servers mit Linux mit DCF und GPS als Zeitquellen

Linux Version

cat /etc/devuan_version 
daedalus

DCF-77 Empfänger

[  373.128888] usb 5-1: new full-speed USB device number 5 using ohci-pci
[  373.337304] usb 5-1: New USB device found, idVendor=0403, idProduct=e88a, bcdDevice= 6.00
[  373.337333] usb 5-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  373.337343] usb 5-1: Product: Expert mouseCLOCK USB II
[  373.337351] usb 5-1: Manufacturer: GUDEADS
[  373.337359] usb 5-1: SerialNumber: XXX
[  373.344527] ftdi_sio 5-1:1.0: FTDI USB Serial Device converter detected
[  373.344720] usb 5-1: Detected FT232R
[  373.351128] usb 5-1: FTDI USB Serial Device converter now attached to ttyUSB0

GPS Empfänger

[  320.052888] usb 5-4: new full-speed USB device number 4 using ohci-pci
[  320.247155] usb 5-4: New USB device found, idVendor=1546, idProduct=01a7, bcdDevice= 1.00
[  320.247183] usb 5-4: New USB device strings: Mfr=1, Product=2, SerialNumber=0
[  320.247194] usb 5-4: Product: u-blox 7 - GPS/GNSS Receiver
[  320.247202] usb 5-4: Manufacturer: u-blox AG - www.u-blox.com
[  320.251377] cdc_acm 5-4:1.0: ttyACM1: USB ACM device