Safe enable nested

* enable nested only when supported
* fix case when have only eth* interfaces

Related-Prod: PRODX-3456
Change-Id: Ie3a732359772017ee3cba3a9fec65d8f69a716e9
1 file changed
tree: 86f4c049c3f18fab65ab56a663012688e6fa4e24
  1. de/
  2. trymos/
  3. .gitignore
  4. .gitreview
  5. tox.ini