Computer settings in group policy are not applying...User settings applied easily..how?

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http://serverfault.com – We have a in house domain controller (DC1.xyz.local) & child domain controller (cdc1.abc.xyz.local)...I have below mentioned problems - None of the computer settings getting applied on to any of the computers.Tried lots of things on computer side.Checked network setting 'they are perfect'..wherein user settings are applied.Is it something related to forest-child domain controller issue? or am I having a faulty desktop image? or a DNS server issue? Need urgent help!!!! I dont see Default domain policy in child domain controller's GPMC. Is it because it is a child domain, or someone has d (HowTos)