3 set int ip address loop0 11.22.33.1/24
6 set int ip address loop1 11.22.34.1/24
9 set ip neighbor loop1 11.22.34.44 03:00:11:22:34:44
11 packet-generator new {
18 buffer-flags ip4 offload-ip-cksum offload-udp-cksum
19 data { IP4: 1.2.3 -> 4.5.6
20 UDP: 11.22.33.44 -> 11.22.34.44