[Samba] Time synchronization problem. Chrony, ntp

Programnet tomeks at programnet.eu
Sat Jan 18 11:22:55 UTC 2025


Unfortunately, this does not solve the problem.

When I run the command:


w32tm /monitor
I can see both the request and response in tcpdump NTPv1.

12:12:15.230555 IP (tos 0x0, ttl 128, id 50559, offset 0, flags [none], 
proto UDP (17), length 76)
     192.168.45.14.58655 > 192.168.45.9.123: NTPv1, Client, length 48
         Leap indicator:  (0), Stratum 0 (unspecified), poll 0 (1s), 
precision 0
         Root Delay: 0.000000, Root dispersion: 0.000000, Reference-ID: 
(unspec)
           Reference Timestamp:  0.000000000
           Originator Timestamp: 0.000000000
           Receive Timestamp:    0.000000000
           Transmit Timestamp:   3946187533.020913599 (2025-01-18T11:12:13Z)
             Originator - Receive Timestamp:  0.000000000
             Originator - Transmit Timestamp: 3946187533.020913599 
(2025-01-18T11:12:13Z)
12:12:15.230763 IP (tos 0x0, ttl 64, id 34850, offset 0, flags [DF], 
proto UDP (17), length 76)
     192.168.45.9.123 > 192.168.45.14.58655: NTPv1, Server, length 48
         Leap indicator:  (0), Stratum 3 (secondary reference), poll 0 
(1s), precision -25
         Root Delay: 0.021835, Root dispersion: 0.002899, Reference-ID: 
0xd47f5fda
           Reference Timestamp:  3946187516.138654557 (2025-01-18T11:11:56Z)
           Originator Timestamp: 3946187533.020913599 (2025-01-18T11:12:13Z)
           Receive Timestamp:    3946187535.230308235 (2025-01-18T11:12:15Z)
           Transmit Timestamp:   3946187535.230492444 (2025-01-18T11:12:15Z)
             Originator - Receive Timestamp:  +2.209394635
             Originator - Transmit Timestamp: +2.209578844


However, when I execute:

w32tm /resync

tcpdump shows only the NTPv3 request, as if Chrony is not responding.


12:12:30.491813 IP (tos 0x0, ttl 128, id 50564, offset 0, flags [none], 
proto UDP (17), length 148)
     192.168.45.14.123 > 192.168.45.9.123: NTPv3, Client, length 120
         Leap indicator: clock unsynchronized (192), Stratum 0 
(unspecified), poll 17 (131072s), precision -23
         Root Delay: 0.000000, Root dispersion: 1.000000, Reference-ID: 
(unspec)
           Reference Timestamp:  3944713535.922032999 (2025-01-01T09:45:35Z)
           Originator Timestamp: 0.000000000
           Receive Timestamp:    0.000000000
           Transmit Timestamp:   3946187548.281043099 (2025-01-18T11:12:28Z)
             Originator - Receive Timestamp:  0.000000000
             Originator - Transmit Timestamp: 3946187548.281043099 
(2025-01-18T11:12:28Z)
         (72 more bytes after the header)


W dniu 18.01.2025 o 11:27, Luis Peromarta via samba pisze:
 > This works. Hopefully it’ll help you.




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