Didnt you already ask this question here? Please refrain from posting multiple threads for the same issues.
*www.thinkdigit.com/forum/viewtopic.php?t=14889
9i runs properly. Period. Just configure your firewall right. As for 10g, God bless you if you can download it.
People have been trying it for months without success. Apparently the download servers have a lot of issues.
Check out this thread.
*www.thinkdigit.com/forum/viewtopic.php?t=14999