Applying YANG and RESTCONF ?

The established standards YANG and RESTCONF might be a suitable basis for the interface definitions of the LNI Testbed. 

https://datatracker.ietf.org/doc/html/rfc7950
https://www.rfc-editor.org/info/rfc8040
https://www.rfc-editor.org/rfc/rfc8808.html

This should be discussed.