ntpd server on FC2

[Paul Howarth]

On Thu, 2004-10-21 at 06:08, Michael Mansour wrote:
> I have an FC2 server which was an ntp client (syncing
> its time from an FC1 server - which is the primary ntp
> server in my environment), but I decided to add a
> second NTP server to my environment.
> 
> So I setup the FC2 machine above to use some public
> external sources and reconfigure all my ntp clients to
> use both the primary FC1 ntp server and this new FC2
> ntp server.
> 
> Although my FC2 machine doesn't have trouble talking
> to the external ntp sources, none of my FC1 clients
> can use the FC2 ntp source.
> 
> I've trouble-shooted this extensively but cannot
> figure out why there's an issue.
> 
> All FC systems are fully patched. iptables is disabled
> on all FC machines.
> 
> ntpq -p shows this:
> 
> fc2server 0.0.0.0         16 u    -   64    0    0.000
>    0.000 4000.00
> 
> ntpdate fails with:
> 
> 21 Oct 15:05:44 ntpdate[28007]: no server suitable for
> synchronization found
> 
> I'm at a loss to understand why.

In your ntp.conf file on the FC2 server will be a line allowing access
to your server for your clients. The example given in the file is:

restrict 192.168.1.0 mask 255.255.255.0 notrust nomodify notrap

You need to remove the "notrust" restriction for your clients.

See Bug #127150
http://bugzilla.redhat.com/bugzilla/show_bug.cgi?id=127150

Paul.
-- 
Paul Howarth <paul at city-fan.org>