set / interface ethernet-1/2 admin-state enable
set / interface ethernet-1/2 subinterface 0 admin-state enable
set / interface ethernet-1/2 subinterface 0 ipv4 address 172.16.1.1/24

set / interface ethernet-1/1 admin-state enable
set / interface ethernet-1/1 subinterface 0 admin-state enable
set / interface ethernet-1/1 subinterface 0 ipv4 address 172.0.0.1/30

set / network-instance default
set / network-instance default interface ethernet-1/1.0
set / network-instance default interface ethernet-1/2.0

set / network-instance default next-hop-groups group group1 nexthop 1 ip-address 172.0.0.2 admin-state enable
set / network-instance default static-routes route 172.16.2.0/24 next-hop-group group1 admin-state enable