[CentOS] Permission problem

Hi Niki,

> I have to solve an apparently simple permission problem, and I don't
> know if it's the sunny weather or birdsong, well... I just can't figure
> it out. Here goes.
> ...
> The thing is: I can't seem to formulate my problem in terms of
> user/group/others, as there are no owners, but two distinct groups
> involved.

ACLs might help:
  - http://acl.bestbits.at/about.html
  - http://www.suse.de/~agruen/acl/linux-acls/online/


Regards,
Chris