[ntp:questions] Re: Upgrading from NTPv3 to NTPv4? Any problems foreseen?

Frederick Bruckman fredb at immanent.net
Sat Jan 1 21:40:25 UTC 2005

In article <cr712p$7ce$1 at hedeland.org>,
	per at hedeland.org (Per Hedeland) writes:
> I think you need to read up on NTP history... The 'x' in xntp* was added
> by Dennis Ferguson at UofT when he implemented version 2, apparently to
> differentiate against the x-less version 1 implementation.  It was
> retained in version 3, but dropped in version 4 (and good riddance...).
> I.e. the the "standard" reference implementation of v2 and v3 included
> the 'x' - source tarballs for both are still available in the
> "depredated" archives at udel.edu. And version 3 was certainly not
> shipped with 4.2 BSD, which predates the *v2* RFC by some 6 years. It
> *may* have had a v1 implementation, but IIRC it didn't include any NTP
> implementation at all.

Thanks for the correction.


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