Here is how to setup NTP correctly for your domain. I have tested this with Server 2003 and 2008.
On the PDC for the Domain: w32tm /config /manualpeerlist:”0.north-america.pool.ntp.org 1.north-america.pool.ntp.org 2.north-america.pool.ntp.org 3.north-america.pool.ntp.org” /syncfromflags:manual /reliable:yes /update Net Stop “Windows Time” Net Start “Windows Time” w32tm /resync
If you want to use different servers for peers go to
Continue reading How to Setup NTP in WS03