[ntp:questions] Re: uk pool problem
mayer at ntp.isc.org
Thu Aug 31 03:00:40 UTC 2006
Richard B. Gilbert wrote:
> Danny Mayer wrote:
>> Richard B. Gilbert wrote:
>>> Is there an ntpd equivalent to ntpdate -du <server address>?
>> ntpd -gq
>> with optional -c conffile if you don't want to use your default config
>> file. Make sure you have iburst on the server lines and don't bother
>> with either multicasting or broadcasting.
>> questions mailing list
>> questions at lists.ntp.isc.org
> I don't think that's equivalent!!
> ntpdate -du does NOT set the clock, it merely reports what it would
> have done had it been asked to set the clock. That's the -d. The -u
> causes it to use an unprivileged port so you can run it while ntpd is
> running. Those options are useful for getting a peek at a server's
> notion of the correct time without configuring the server or affecting
> your clock in any way.
What about reftime in the ntpq -c rv query?
> It's clearly possible for an otherwise sane server to produce an insane
> reply. The case in point was easily detectable by looking at your
> calendar but this is the first such case I've encountered in something
> like three years of following this newsgroup.
There are several unusual things about that server including IPv6-only
More information about the questions