Hi Troy,

> > Hello there,
> > 
> > I'm trying to understand the SL4 releases so I know what to mirror 
> > locally and what my machines should track.
> > 
> > under ftp://ftp.scientificlinux.org/linux/scientific/
> > we have (amongst others):
> >  40
> >  40rolling
> >  41
> >  42
> >  4x
> > 
> > I understand that 40 is RHEL4, 41 is RHEL4+update1, 42 is RHEL4+update2, 
> > am I right?
> > 
> Correct, you are right.
> 
> > I think that 40rolling is the development branch that is unstable and 
> > may change on a daily basis- am I right?
> >
> 
> Also Correct, and you are right.
> 
> > I don't know what 4x is - can someone explain?
> >
> 
> Hmm ... seem's I don't have this on the web pages anywhere, I'll 
> have to do that at some point. 4x (and 30x) is defined as "the 
> latest stable release" If you look in the folder, you will see that 
> they are actually links, pointing back to the latest releases.  When 
> a new release (let's say 
> 4.3) is released, then the link get's moved to point to the new release.

In effect what you're saying here, is that if we were to point our yum update
repo at that directory, then we'd always be able to automatically upgrade our
distributions when you've released a new one?

Michael.