Re: [ntp:questions] drift modeling question

2008-07-12 Thread Unruh
shy author <[EMAIL PROTECTED]> writes: >> A Quadratic correction tends to run away pretty badly if you suddenly >> have a period of no ntp readings. But I am not at all sure that is what >> you mean. Rather you seem to mean that one use the temp to estimate what >> the linear drift is ( from the p

Re: [ntp:questions] ntpdate with auth

2008-07-12 Thread Steve Kostecke
On 2008-07-11, lin_g <[EMAIL PROTECTED]> wrote: > Have anybody tried using ntpdate with iff and rsa keys on the time > server ? There is no problem when using symmetric md5 keys (-k and > -a options for ntpdate) but i have no idea how to force ntpdate to > use the public key for iff when remote se

Re: [ntp:questions] drift modeling question

2008-07-12 Thread shy author
> A Quadratic correction tends to run away pretty badly if you suddenly > have a period of no ntp readings. But I am not at all sure that is what > you mean. Rather you seem to mean that one use the temp to estimate what > the linear drift is ( from the past readings of temp and drift.) Correct, i

Re: [ntp:questions] ntpdate with auth

2008-07-12 Thread David Woolley
lin_g wrote: > Hi all, > Have anybody tried using ntpdate with iff and rsa keys on the time ntpdate is deprecated. + server ? There is no problem when using symmetric md5 keys (-k and -a + options for ntpdate) but i have no idea how to force ntpdate to use the + public key for iff when remote ser

[ntp:questions] Sunfire X2100 and FreeBSD

2008-07-12 Thread jlevine
Hello, I am trying to use a Sunfire X2100 system as a time server using FreeBSD 6.2. The system clock steps by tens of microseconds every few minutes with no time software running. I have not seen this on other non-Sun systems with the identical version of FreeBSD. Is this a feature of the Sun h