How do the electronic bits get used? An Internet Exchange is intended to be the very fast but inexpensive network path Peers run BGP and have other providers -- so they can deal with failure! Small network interruptions are OK Promises or SLA's don't matter; BGP fails over invisibly Not rocket science Volunteers can do this, and it is very common; if it grows, change the model Don't take my word -- go read about SIX (Seattle) or hundreds of exchanges around the world! But how do we make this happen?