Python获取局域网IP和它所对应的MAC地址

#!/usr/bin/env python2.7
# -*- coding: utf-8 -*-


from scapy.all import srp, Ether, ARP, conf

lan = '10.10.10.0/24'

ans, unans = srp(Ether(dst="FF:FF:FF:FF:FF:FF")/ARP(pdst=lan), timeout=2)
for snd, rcv in ans:
    cur_mac = rcv.sprintf("%Ether.src%")
    cur_ip  = rcv.sprintf("%ARP.psrc%")
    print cur_mac + ' - ' +cur_ip