int create-ethernet int create-sub fake-eth0 1 set int state fake-eth0 up set int state fake-eth0.1 up packet-generator new { name x limit 1 node ethernet-input interface fake-eth0 size 64-64 data { IP4: 1.2.3 -> 4.5.6 vlan 1 ICMP: 1.2.3.4 -> 5.6.7.8 ICMP echo_request incrementing 100 } } tr add pg-input 100 ip route 5.6.7.8/32 via local ip route 1.2.3.4/32 via local