sudo pktgen -l 0-3 -n 3 -- -P -m "1.0"
On server 1:
set 0 src mac 00:00:00:00:00:01
set 0 dst mac 00:00:00:00:00:02
set 0 src ip 192.168.10.1/24
set 0 dst ip 192.168.10.2
set 0 size 1500