1#!/usr/local/bin/python3 2 3print("send icmp6 multicast listener discovery with router alert") 4 5import os 6import sys 7from struct import pack 8from addr import * 9from scapy.all import * 10 11if len(sys.argv) != 2: 12 print("usage: icmp6_mld_ra.py Nn") 13 exit(2) 14 15N=sys.argv[1] 16IF=eval("IF_"+N); 17ADDR6=eval("ADDR6_"+N); 18 19pid=os.getpid() 20eid=pid & 0xffff 21packet=IPv6(src=ADDR6, dst="ff02::1", hlim=1)/ \ 22 IPv6ExtHdrHopByHop(options=RouterAlert())/ \ 23 ICMPv6MLQuery() 24 25# send does not work for some reason, add the bpf loopback layer manually 26#send(packet) 27bpf=pack('!I', 24) + bytes(packet) 28sendp(bpf, iface=IF) 29