From: "Rajesh B." Date: 2011-10-24T19:13:24+09:00 Subject: how can i find users mac address Hi all, I have a requirement, i need to check the users mac address and if the mac address is correct then i have to allow him to lo into website i used 'macaddr' gem but this gives me my server's mac address. How can i find the mac address from where the user is accessing the website? Please help me.! Thanks in advance Rajesh -- Posted via http://www.ruby-forum.com/.