title: byte counters for MAC address using IPTABLES
body: <p>Assuming that I am the Server, and I want to watch bandwidth of downloading and uploading for the specific MAC address. With the uploading monitor chain. I use this: 
  <br><code>iptables -N clientA_upload</code> and then <code>iptables -A FORWARD -m mac --mac-source 00:11:22:33:44:55:66</code> and it works just fine. <br>- But when it comes to the downloading chain. I use <code>iptables -A FORWARD -m mac --mac-destination 00:11:22:33:44:55:66</code> and the iptables doesn't support the mac-destination. Please help me out</p>
  
  <p>P/s: I just want to monitor by MAC address. Not ip address. Because in android OS. It doesn't support byte countering using IP address. So please help !!!</p>