#classroom switches define host { use generic-host host_name bb-gw alias Backbone Router address 196.200.218.254 } define host { use generic-host host_name bb-rtr1 alias Row 1 Router address 196.200.218.30 parents bb-sw } define host { use generic-host host_name bb-rtr2 alias Row 2 Router address 196.200.218.62 parents bb-sw } define host { use generic-host host_name bb-rtr3 alias Row 3 Router address 196.200.218.94 parents bb-sw } define host { use generic-host host_name bb-rtr4 alias Row 4 Router address 196.200.218.126 parents bb-sw } define host { use generic-host host_name bb-rtr5 alias Row 5 Router address 196.200.218.158 parents bb-sw }