> > because there is an 2.11 package in a repo you have enabled which is > clearly newer then 2.6.x? > > what is your question about it? what should yum do are you thinking?
so, 2.11 is newer version than 2.66, I see just looking on postfix.org, I can see: "Postfix stable release 2.11.0 is available. This release ends support for Postfix 2.7." sorry, I've assumed 'x.11' was an older release than 'x.66' thanks for your answer