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What is Refid in NTPQ?
The refid column refers to the NTP servers that the remote servers are connected to. Continuing, the when column refers to how long ago it was since the last time the server was polled. The poll column indicates how often the server will be polled, which is 64 seconds for most of the entries in the example screenshot.
What is Network Time Protocol daemon?
The Network Time Protocol daemon (ntpd) is an operating system program that maintains the system time in synchronization with time servers using the Network Time Protocol (NTP).
What does NTPQ output mean?
Re: Interpreting NTPQ output # indicates that the host is selected for synchronization, but distance from the host to the server exceeds the maximum value. o indicates that the host is selected for synchronization, and the PPS signal is in use.
What does Refid mean?
REFID
| Acronym | Definition |
|---|---|
| REFID | Reference Id |
How can I tell if NTP is working?
To verify the NTP server list:
- Click on the Windows button.
- In the “Search programs and files” box, type cmd and press Enter.
- If necessary, select cmd from the list of search results.
- In the command prompt window, enter w32tm /query /peers.
- Check that an entry is shown for each of the servers listed above.
What does refid mean in ntpq-P output?
The refid column refers to the NTP servers that the remote servers are connected to. The st column refers to a server’s stratum, which refers to how close the server is from us (the lower the number, the closer, and typically, better).
How does ntpqcan print a list of peers?
The ntpqcan also obtain and print a list of peers in a common format by sending multiple queries to the server. If one or more request options is included on the command line when ntpqis executed, each of the requests will be sent to the NTP servers running on each of the hosts given as command line arguments, or on localhost by default.
What does the offset column in ntpq-p mean?
The offset column refers to the delay in reaching the server, in milliseconds. Offset references the difference between the local clock and the server’s clock. Finally, the jitter column refers to the network latency between your server and theirs.
When does the NTP client send a packet?
NTP Client sends NTP packets at intervals ranging from 8 s to 36 hr reach: The reach peer variable is an 8-bit shift register displayed in octal format. When a valid packet is received, the rightmost bit is lit.