server ishang in 2003 server sp1

Hi,

in my office 2003 server sp1(oparating system) my problem is avery “W32TIME” when is runing that time server is hang daily morninh 9am to 11pm below hang server.i used only local area (LAN)only.A gain i press restart button.how can i find this problem right click on mycomputer>mange>event viewer>system> ther
source-DCOM
category-None
event id:10026
computer:server
iam not find this problem please send answer any one i need argently