This is an excerpt from the http log file:
[23/Jul/2007:12:34:23 -0600] "GET /chassis3/ks-d1c3s2.cfg HTTP/1.0" 200
5570 "-" "anaconda/11.1.2.36"
[23/Jul/2007:12:35:13 -0600] "GET /rhel5image/images/updates.img
HTTP/1.0" 404 307 "-" "anaconda/11.1.2.36"
[23/Jul/2007:12:35:13 -0600] "GET /rhel5image/disc1/images/updates.img
HTTP/1.0" 404 313 "-" "anaconda/11.1.2.36"
[23/Jul/2007:12:35:13 -0600] "GET /rhel5image/images/product.img
HTTP/1.0" 404 307 "-" "anaconda/11.1.2.36"
[23/Jul/2007:12:35:13 -0600] "GET /rhel5image/disc1/images/product.img
HTTP/1.0" 404 313 "-" "anaconda/11.1.2.36"
[23/Jul/2007:12:35:13 -0600] "GET /rhel5image/images/minstg2.img
HTTP/1.0" 200 33587200 "-" "anaconda/11.1.2.36"
[23/Jul/2007:12:35:25 -0600] "GET /rhel5image//disc1/.discinfo
HTTP/1.1" 404 305 "-" "urlgrabber/3.1.0"
It doesn't even look for the .discinfo file in the correct location.