For now, I only have one node configured and running (Cent OS 7) : a management node.
All the other nodes (compute nodes) aren't configured yet.
The DHCP protocol by default relies on the server and clients being in the same broadcast domain.
The setup of the Web UI has changed since version 0.7.x, what follows refers to the "new" way of set up, working from version 0.7.x.
The Web Interface can be seen at the address: You need Apache and Cobbler services running.
What's reported here applies to version 1.x, should work also for future versions and mostly works also for earlier versions, even if Cobbler developers have introduced not irrelevant changes in some files locations.
Configuration Files in /etc/cobbler Configuration related items are placed in you find all the installation messages of your systems.