Thanks. You are right. I did NOT reboot after change Ip address. It is correct now. --- 09/3/15 (日)，Filipe Brandenburger <filbranden at gmail.com> 寫道： > 寄件者: Filipe Brandenburger <filbranden at gmail.com> > 主旨: Re: [CentOS] NTP error message on /var/log/messages > 收件者: "CentOS mailing list" <centos at centos.org> > 日期: 2009 3 15 日 下午 7:30 > Hi, > > 2009/3/15 mcclnx mcc <mcclnx at yahoo.com.tw>: > > I just setup CENTOS 4.7 with latest patches on DELL > server. > > 狢 also configured NTP point to out time server. 狢 > found > > /var/log/messages file every 20 to 30 minutes will > generate > > a error message : > > Mar 15 14:28:15 SER1 ntpd[25037]: > sendto(172.29.21.16): Invalid argument > > I saw this once when I changed a machine's IP but did not > restart the > NTP service. The daemon was still trying to send/receive > packets using > the old IP. After restarting NTP (service ntpd restart) the > problem > was fixed. > > Make sure you also check that NTP is properly synchronizing > the clocks > with the "ntpq -p" command. > > HTH, > Filipe > _______________________________________________ > CentOS mailing list > CentOS at centos.org > http://lists.centos.org/mailman/listinfo/centos > ______________________________________________________________________________________________________ 付費才容量無上限？Yahoo!奇摩電子信箱2.0免費給你，信件永遠不必刪！ http://tw.mg0.mail.yahoo.com/dc/landing