[ntp:questions] what is refid in ntpq -pn [sorta OT: field sizes]

Richard Thomas rbthomas at cs.rutgers.edu
Sun May 7 23:22:04 UTC 2017


While we’re on the topic of the ’ntpq -p’ display, the days of 80x24 screens are long since gone.  How much work would it be to increase the size of the first column of the output so that it had enough space for a full IPv6 address?

Rick


On May 6, 2017, at 2:39 PM, David Woolley <david at ex.djwhome.demon.invalid> wrote:

> On 06/05/17 22:24, Hans Mayer wrote:
> 
>> 
>> I always thought "refid"  for command "ntpq -pn" shows the next upstream server for the remote server listed below "remote". But now I have my concerns.
>> 
> 
> Officially, it is an opaque 32 bit identifier for the selected upstream peer of the peer.  You are not supposed to assume it has any more meaning, even though, on pure IPv4 systems, it is derived in the way you describe.
> 
> Note that the selected peer is not the only source of time; it is just the one used for the quality parameters.



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