ssid_sniff.py

#!/usr/bin/env python


from scapy.all import *

ap_list = []
def PacketHandler(pkt):
    if pkt.haslayer(Dot11):
        if pkt.type == 0 and pkt.subtype == 8:
            if pkt.addr2 not in ap_list:
                ap_list.append(pkt.addr2)
                print "AP MAC: %s with SSID: %s" % (pkt.addr2, pkt.info)

sniff(iface="mon0", prn=PacketHandler)