resources/tools/testbed-setup/ansible/inventories/sample_inventory/hosts

   1 all:
   2   children:
   3     tg:
   4       hosts:
   5         1.1.1.1: #t1-tg
   6     sut:
   7       hosts:
   8         2.2.2.2: #t1-sut1
   9         3.3.3.3: #t1-sut2