+ # send an ACK with different data from the original offer *
+ self.pg3.generate_remote_hosts(4)
+ p_ack = (Ether(dst=self.pg3.local_mac, src=self.pg3.remote_mac) /
+ IP(src=self.pg3.remote_ip4, dst=self.pg3.local_ip4) /
+ UDP(sport=DHCP4_SERVER_PORT, dport=DHCP4_CLIENT_PORT) /
+ BOOTP(op=1, yiaddr=self.pg3.remote_hosts[3].ip4,
+ chaddr=mac_pton(self.pg3.local_mac)) /
+ DHCP(options=[('message-type', 'ack'),
+ ('subnet_mask', "255.255.255.0"),
+ ('router', self.pg3.remote_hosts[1].ip4),
+ ('server_id', self.pg3.remote_hosts[2].ip4),
+ ('lease_time', 43200),
+ ('renewal_time', 2),
+ 'end']))
+
+ self.pg3.add_stream(p_ack)
+ self.pg_enable_capture(self.pg_interfaces)
+ self.pg_start()
+