[CentOS] update from HD

Tue Jul 31 09:11:49 UTC 2007
Tony Barratt <tbarratt at mibtree.com>

Hello,

Have install of centos 4.5 on Xeon 64 bit. Want to copy install DVD to
harddrive and later use this to update the OS.

However I dont know how to ask the install program to look on the
harddrive rather than DVD CD.

TIA

Tony