I'm pretty new to yum, so can anyone say whether there are any 
subtleties to upgrading SL 4.0 or 4.1 to SL 4.2 using yum?  The nicely 
detailed  "How To Upgrade To The Latest Release" can clearly be adapted 
to this task, but are there any gotchas when you do that?

-- 
John Haggerty
email: [log in to unmask]
voice/fax: 631 344 2286/4592
http://www.phenix.bnl.gov/~haggerty