Originally Posted by
tom911
I used the free wifi in one of the Iberia MAD lounges this July while en route to Lisbon (BCN-MAD-LIS). They give you a ticket with a code that's only good for a certain amount of time (might have been 15 or 30 mins). I was with a friend who didn't need her code and I used it in addition to mine.
Slightly OT ... I haven't used the lounge in BCN, but at the MAD Iberia lounge you can plug into the RJ45 LAN ports at the counter at the far left end (North I think) of the lounge. Internet access is free via LAN cable, no wifi or code needed (at least in 2012 that was the case).