NTS-pico3 Troubleshooting: Różnice pomiędzy wersjami
Z Elproma Wiki Knowledge Base
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From '''NTS-pico3''' console you can check if ptp process is running. If everything is fine, you shall get 1 in return: | From '''NTS-pico3''' console you can check if ptp process is running. If everything is fine, you shall get 1 in return: | ||
[[File:NTS-pico3_ptp1.png| | [[File:NTS-pico3_ptp1.png|600px|border|class=tlt-border]] | ||
If there is no ptp process you will get 0 (make sure, that you have enabled PTP in web panel): | If there is no ptp process you will get 0 (make sure, that you have enabled PTP in web panel): | ||
[[File:NTS-pico3_ptp2.png| | [[File:NTS-pico3_ptp2.png|600px|border|class=tlt-border]] | ||
==How to check if NTS-pico3 sends PTP messages?== | ==How to check if NTS-pico3 sends PTP messages?== | ||
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* To see only PTP (0x88F7) Ethernet packets: | * To see only PTP (0x88F7) Ethernet packets: | ||
[[File:NTS-pico3_ptpl2.png| | [[File:NTS-pico3_ptpl2.png|600px|border|class=tlt-border]] | ||
'''2) PTP L4 (UDP)''' | '''2) PTP L4 (UDP)''' | ||
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* To capture PTP UDP transmission we need to dump tcp packets going to ports 319 and 320: | * To capture PTP UDP transmission we need to dump tcp packets going to ports 319 and 320: | ||
[[File:NTS-pico3_ptpl4.png| | [[File:NTS-pico3_ptpl4.png|600px|border|class=tlt-border]] | ||
[[Category:NTS-pico3 User Manual]] | [[Category:NTS-pico3 User Manual]] | ||
Wersja z 11:42, 12 maj 2023
To troubleshoot NTS-pico3 you need first to log into device console using serial cable or SSH.
How to check if PTP is working?
From NTS-pico3 console you can check if ptp process is running. If everything is fine, you shall get 1 in return:
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 messages over your LAN network you use tcpdump utility and see if PTP frames are going out of device:
1) PTP L2 (Ethernet)
- To see only PTP (0x88F7) Ethernet packets:
2) PTP L4 (UDP)
- To capture PTP UDP transmission we need to dump tcp packets going to ports 319 and 320:
