Katello doesn't have medium set, since the medium is being provided through the medium provider. This makes @medium_provider not load and result in empty @kernel and @initrd in pxe templates.
Related issues
Bug #25007: Medium provider is not being loaded for Katello-managed hosts
fixes #25007 - fix medium providers for plugins
Katello doesn't have medium set, since the medium is being provided
through the medium provider. This makes @medium_provider not load
and result in empty @kernel and @initrd in pxe templates.