Hmm, Here it never starts doing those transmit packets after locating the servers. I just tried it with the firewall turned off and I still get the same result so it must not be the firewall. I am on a Cox cable modem. I wonder if Cox blocks NTP on their network? -- Steve -----Original Message----- >From: Eric Shubert >Sent: Aug 25, 2009 3:33 PM >To: plug-discuss@lists.plug.phoenix.az.us >Subject: Re: correct way to set timezone & clock/date? > >Here's what I get on a test server of mine: >[root@dellefield ~]# ntpdate -v -d dewey.lib.ci.phoenix.az.us ntp.drydog.com >25 Aug 12:28:28 ntpdate[6149]: ntpdate 4.2.2p1@1.1570-o Tue May 19 >13:58:06 UTC 2009 (1) >Looking for host dewey.lib.ci.phoenix.az.us and service ntp >host found : dewey.lib.ci.phoenix.az.us >Looking for host ntp.drydog.com and service ntp >host found : rrcs-66-27-60-10.west.biz.rr.com >transmit(148.167.132.200) >receive(148.167.132.200) >transmit(148.167.132.200) >receive(148.167.132.200) >transmit(148.167.132.200) >transmit(66.27.60.10) >receive(148.167.132.200) >transmit(148.167.132.200) >receive(148.167.132.200) >transmit(148.167.132.200) >receive(66.27.60.10) >transmit(66.27.60.10) >receive(66.27.60.10) >transmit(66.27.60.10) >receive(66.27.60.10) >transmit(66.27.60.10) >receive(66.27.60.10) >transmit(66.27.60.10) >server 148.167.132.200, port 123 >stratum 2, precision -20, leap 00, trust 000 >refid [148.167.132.200], delay 0.09081, dispersion 0.01126 >transmitted 4, in filter 4 >reference time: ce3eb3eb.9159d1f0 Tue, Aug 25 2009 12:03:07.567 >originate timestamp: ce3eb9de.49e55521 Tue, Aug 25 2009 12:28:30.288 >transmit timestamp: ce3eb9de.43a0f909 Tue, Aug 25 2009 12:28:30.264 >filter delay: 0.11383 0.13196 0.11774 0.09081 > 0.00000 0.00000 0.00000 0.00000 >filter offset: 0.002299 0.012727 0.005610 -0.00813 > 0.000000 0.000000 0.000000 0.000000 >delay 0.09081, dispersion 0.01126 >offset -0.008137 > >server 66.27.60.10, port 123 >stratum 2, precision -21, leap 00, trust 000 >refid [66.27.60.10], delay 0.28584, dispersion 0.00227 >transmitted 4, in filter 4 >reference time: ce3eb980.f314d607 Tue, Aug 25 2009 12:26:56.949 >originate timestamp: ce3eb9df.19c5555c Tue, Aug 25 2009 12:28:31.100 >transmit timestamp: ce3eb9de.f711a543 Tue, Aug 25 2009 12:28:30.965 >filter delay: 0.29257 0.28622 0.28584 0.30823 > 0.00000 0.00000 0.00000 0.00000 >filter offset: 0.002869 0.004561 0.005198 -0.00578 > 0.000000 0.000000 0.000000 0.000000 >delay 0.28584, dispersion 0.00227 >offset 0.005198 > >25 Aug 12:28:31 ntpdate[6149]: adjust time server 148.167.132.200 offset >-0.008137 sec >[root@dellefield ~]# > >So the ntp servers are ok. Are you in a position to stop the firewall >momentarily for a test to be sure that's where your blockage is? > >Steven A. DuChene wrote: >> I ran the following: >> >> ntpdate -v -d dewey.lib.ci.phoenix.az.us ntp.drydog.com >> >> and it looked for and found both hosts but then just sits there with >> no other output. >> -- >> Steve >> >> >> -----Original Message----- >> From: Eric Cope >> Sent: Aug 25, 2009 3:10 PM >> To: Main PLUG discussion list >> Subject: Re: correct way to set timezone & clock/date? >> >> You can force an update, instead of waiting on the incremental >> changes. But, as noted below, it may affect services. >> Eric >> >> On Tue, Aug 25, 2009 at 11:42 AM, Jon M. Hanson >> > wrote: >> >> ntp also adjusts your clock gradually so it won't immediately >> jump to >> the correct time. This is to prevent problems with services >> (like cron >> and logging) that depend on a clock that doesn't suddenly change. >> >> Sent from my iPhone >> >> On Aug 25, 2009, at 11:33 AM, Alex Dean > > wrote: >> >> > Try tailing /var/log/messages (you said this was fedora, right?) >> > when you start up the ntp daemon. It can take a while (>1 minute >> > sometimes) for the time servers to synchronize, but you >> should see >> > some log activity during that time to show you that it's working. >> > >> > alex >> > >> > On Aug 25, 2009, at 1:27 PM, Steven A. DuChene wrote: >> > >> >> Hmm, so I did the following: >> >> >> >> # iptables -A input_ext -p tcp -m tcp --dport 123 -j ACCEPT >> >> >> >> and then tried starting ntp services again but it still >> seems to hang >> >> when trying to get the initial date and time. So adding a >> rule to the >> >> firewall for tcp access on port 123 seems to have made no >> difference >> >> to my problem. >> >> >> >> nuts... >> >> -- >> >> Steve >> >> >> >> -----Original Message----- >> >>> From: "kitepilot@kitepilot.com >> " > > >> >>> Sent: Aug 25, 2009 2:13 PM >> >>> To: "Steven A. DuChene" > >, Main PLUG >> >>> discussion list > > >> >>> Subject: Re: correct way to set timezone & clock/date? >> >>> >> >>> From /etc/services >> >>> >> >>> ntp 123/tcp >> >>> ntp 123/udp # Network Time >> >>> Protocol >> >>> >> >>> I would use "ntp" instead of "udp", and if it doesn't work, >> take a >> >>> dump... >> >>> :) >> >>> ET >> >>> >> >> >> >> --------------------------------------------------- >> >> PLUG-discuss mailing list - >> PLUG-discuss@lists.plug.phoenix.az.us >> >> >> To subscribe, unsubscribe, or to change your mail settings: >> >> http://lists.PLUG.phoenix.az.us/mailman/listinfo/plug-discuss >> >> >> > >> > --------------------------------------------------- >> > PLUG-discuss mailing list - >> PLUG-discuss@lists.plug.phoenix.az.us >> >> > To subscribe, unsubscribe, or to change your mail settings: >> > http://lists.PLUG.phoenix.az.us/mailman/listinfo/plug-discuss >> --------------------------------------------------- >> PLUG-discuss mailing list - >> PLUG-discuss@lists.plug.phoenix.az.us >> >> To subscribe, unsubscribe, or to change your mail settings: >> http://lists.PLUG.phoenix.az.us/mailman/listinfo/plug-discuss >> >> >> >> >> -- >> Eric Cope >> http://cope-et-al.com >> >> > > >-- >-Eric 'shubes' > >--------------------------------------------------- >PLUG-discuss mailing list - PLUG-discuss@lists.plug.phoenix.az.us >To subscribe, unsubscribe, or to change your mail settings: >http://lists.PLUG.phoenix.az.us/mailman/listinfo/plug-discuss --------------------------------------------------- PLUG-discuss mailing list - PLUG-discuss@lists.plug.phoenix.az.us To subscribe, unsubscribe, or to change your mail settings: http://lists.PLUG.phoenix.az.us/mailman/listinfo/plug-discuss