Description of problem:
... or at least yum was refusing to update to yum until I
imported the key from the subject. The error message was:
warning: rpmts_HdrFromFdno: Header V3 DSA signature: NOKEY, key ID 30c9ecf8
Public key for yum-3.2.8-2.fc8.noarch.rpm is not installed
and I was back at a prompt.
Version-Release number of selected component (if applicable):
*** This bug has been marked as a duplicate of 420441 ***