Steve Gibbard is the Network Architect at Packet Clearing House, a non-profit based in Berkeley, California. He runs an anycast DNS network that hosts the top-level domains for several countries and several of the “I” root anycast DNS servers, maintains PCH’s network of route collectors and route servers at exchange points around the world, and researches the interconnection of Internet networks. In addition, Steve carries out network architecture and peering work as a consultant for several ISPs in the San Francisco Bay Area and elsewhere. Steve is a former Senior Network Engineer at Cable & Wireless, and has held network engineering positions at Digital Island and World Wide Net.