On Dec 5, 2007 2:09 PM, Mikkel L. Ellertson <mikkel@xxxxxxxxxxxxxxxx> wrote: > > Yes, Craig, I did reboot the computer after having turned off ipv6, > > but it did not solve the problem. It is rather strange that > > '/sbin/service ntpd restart' works perfectly and that NTP cannot > > synchronize with the server at booting. > > > This is not strange at all. When it tries to connect at boot, it can > not make the connection. When the network is up, it can make the > connection. I don't remember for sure, but I believe you were > getting a DNS error. This could be because you couldn't reach the > name server, or because you are running a local name server, and it > isn't up when NTP starts. I would also expect to see this if you > were using a wireless connection and network manager configured to > make the connection when the user logs in. (User supplied wireless > key instead of system supplied wireless key.) I understand your explanation. I do not use any wireless connection to the Internet. Moreover, my Ethernet device is configure to be activated when computer starts. What else should I look at? Paul