Gui for configuring NTP

Terry Polzin fox3ec208 at wideopenwest.com
Fri Dec 9 20:48:55 UTC 2005


On Friday 09 December 2005 03:35 pm, Paul Smith wrote:
> On 12/9/05, Terry Polzin <fox3ec208 at wideopenwest.com> wrote:
> > > > > > Is there some gui for configuring NTP?
> > > > >
> > > > > /usr/bin/system-config-time
> > > >
> > > > Thanks, Terry. But getting
> > > >
> > > > # /sbin/service ntpd restart
> > > > Shutting down ntpd:                                        [  OK  ]
> > > > ntpd: Synchronizing with time server:                      [FAILED]
> > > > Starting ntpd:                                             [  OK  ]
> > > > #
> > > >
> > > > whatever server I choose.
> > >
> > > Is your iptables open for NTP?
> > > I have this:
> > > -A INPUT -s 66.187.233.4 -p udp -m udp --sport 123 --dport 123 -j
> > > ACCEPT -A INPUT -s 66.187.224.4 -p udp -m udp --sport 123 --dport 123
> > > -j ACCEPT
> > >
> > > If you don't have something like that, try it, restart your iptables
> > > and ntp, it works for me.
> >
> > Also, what do you have selected for a time server?  Is it one in the same
> > TZ and reasonably close by?
>
> Thanks to all. I do not think my firewall (shorewall) is the
> responsible, as I have not changed anything related with it, and NTP
> worked fine before.
>
> My TZ is "Europe mainland", the NTP server is clock.redhat.com, and
>
> # ntpstat
> unsynchronised
>   time server re-starting
>    polling server every 64 s
> #
There in may lie the problem, I [think] clock.redhat.com is in UTC-5 TZ is 
there a university or other institution which may be running a time server in 
your TZ?  It's generally a bad idea to try to sync to a time server outside 
your TZ.
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