On Mar 4, 2012, at 21:55, fred smith wrote: > it's already installed (via "yum install xiphos") and I need to know > which repository it actually came from. I think it came from Centos, > but dont' know how to be sure. "yum list installed" merely shows it > as installed,but doesn't list the repo from which it came. The output of "rpm -qi xiphos" should tell you what repo it came from. Alfred