Re: ntp question-basic

From: Edison Ortiz (edisonmortiz@gmail.com)
Date: Thu Apr 05 2007 - 09:13:40 ART


You are missing the key 1 option at the end of the ntp server command in R9

On 4/5/07, Dishan Gamage <dishanlg@gmail.com> wrote:
> Hi Group
>
> I have configured NTP master (R6), client (R9)
>
> R6 ------------------> loopbac0=200.0.0.6/32
> ntp authentication-key 1 md5 121A0C041104 7
> ntp authenticate
> ntp trusted-key 1
> ntp source Loopback0
> ntp master 1
> ntp update-calendar
>
>
> R9
>
> ntp authentication-key 1 md5 110A1016141D 7
> ntp authenticate
> ntp trusted-key 1
> ntp clock-period 17179688
> ntp source Loopback0
> ntp update-calendar
> ntp server 200.0.0.6
>
>
> on R9, i see
>
>
> FR-SWITCH-R9#sh ntp status
> Clock is synchronized, stratum 4, reference is 200.0.0.6
> nominal freq is 250.0000 Hz, actual freq is 250.0026 Hz, precision is 2**18
> reference time is BC1850AC.E671DBD0 (10:08:44.900 UTC Sat Jan 1 2000)
> clock offset is -0.2696 msec, root delay is 1.97 msec
> root dispersion is 0.38 msec, peer dispersion is 0.08 msec
> FR-SWITCH-R9#
>
>
> on R6 i see
>
> R6#sh ntp status
> Clock is synchronized, stratum 3, reference is 127.127.7.1
> nominal freq is 250.0000 Hz, actual freq is 250.0026 Hz, precision is 2**24
> reference time is BC1850C9.651A79E7 (10:09:13.394 UTC Sat Jan 1 2000)
> clock offset is 0.0000 msec, root delay is 0.00 msec
> root dispersion is 0.02 msec, peer dispersion is 0.02 msec
> R6#
>
> if i issue a sh clock on R9 i see that it has the same time as the master
> (R6).
> \\
>
> my concern is if i change the clock on master to some other value,,,, its
> not
> getting updated on R9.
>
> But if i remove authentication, it updates ok & sync with master...
>
> has someone experianced this ??
>
> Pls comment, tks in advance
>
> Dishan
>
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