Dear All, Following the very well-attended At-Large Community Briefing Call on IPv6 with guest speaker Leo Vegoda that took place on 4 March 2011 (see agenda and slides at: https://community.icann.org/display/atlarge/Community+Call+on+IPv6+04.03.11) , a webinar on Leo's presentation has been produced. You may listen to this webinar at: http://icann.adobeconnect.com/p18473023/. Additional background information on IP history and policy issues is available in the Beginner's Guide to Internet Protocol (IP) Addresses <http://icann.org/en/learning/ip-addresses-beginners-guide-04mar11-en.pdf> [PDF]. Regards, Heidi Ullrich, Matthias Langenegger, Seth Greene, Gisella Gruber-White, Marilyn Vernon, ICANN At-Large Staff