We've built a fully functional peering solution at Kontiki and have millions of users (all on corporate networks). If you're interested in that sort of stuff come join us - we're hiring.
Your tech sounds cool but I don't think it's open source ;-). If you are at IETF89 in London next week, I'd love to talk P2P streaming. I'm @dch__ on twitter.
http://www.kontiki.com/products/enterprise-content-delivery-...