Thing is, I need to block all traffic between our two subnets.
We are strictly forbidden to allow any traffic between 'students' and 'staff' networks.
ip tables are a must regarding limiting what users can access
As I understand you, SELinux doesn't really handle access-rights, it is a complement
to firewalls not just a more advanced one.
The little I've had time to read about SELinux I think that's correct, it's iptables I need.