from scapy.all import * l2=Ether(src='86:22:3f:d1:20:b5', dst='cc:cc:cc:cc:cc:cc') l3=IP(src='10.0.0.2', dst='10.0.0.3', proto=0xFF) pkt=l2/l3 ans, unans=srp(pkt, iface='eth0')