[ntp:questions] Re: NTP Protocol Characterization

David Magda dmagda+trace030725 at ee.ryerson.ca
Tue Aug 12 21:45:05 UTC 2003


Emmanuel Tychon <Emmanuel.Tychon at remove.this.ael.be> writes:
[...]
>   - Using two PCs, each of them synchronized with GPS clock. Between
>     those PCs, I also run NTP through a network impairement generator
>     like PacketStorm. Then I compare the NTP-time with the GPS-time.
>     How can I compare my GPS-time and NTP-time? Is is possible to
>     have ntpd running without touching the system clock?

You can also setup a Linux or *BSD router between the two
hosts. There should be packet shaping/prioritizing options available
(there at at least on FreeBSD).

-- 
David Magda <dmagda at ee.ryerson.ca>, http://www.magda.ca/
Because the innovator has for enemies all those who have done well under
the old conditions, and lukewarm defenders in those who may do well 
under the new. -- Niccolo Machiavelli, _The Prince_, Chapter VI



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