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Internet Routing Scalability -- Afflictions and Proposed Remedies

Colloquium
Speaker: Christian Vogt
Location: 1131 Kemper Hall
When: 2010-01-14 15:10:00
Host: Xin Liu
Organizations, enterprises, universities, and even private households increasingly seek to avoid lock-in to a single Internet service provider. They want to be able to easily change to an alternative provider, or to improve the bandwidth and reliability of their global Internet connectivity by multi-homing with multiple providers. A popular technique to accomplish both is the use of provider-independent address space within a network. Unfortunately, this spurs the growth of the global routing table as well as the frequency of routing table updates, and consequently it hampers efficient routing within the Internet core. The Internet engineering and research community, concerned about this development, is looking for ways to reduce the negative impact on the Internet routing system. This presentation explains the Internet routing scalability problem, and it explores solutions that have been proposed to fix it.

Dr. Christian Vogt is a research scientist at Ericsson Silicon Valley. His main technical interests include Internet routing and addressing, IP mobility and multi-homing, related security aspects, as well as next-generation Internet architectures. As part of his work, Christian co-chairs the IETF Source Address Validation Improvements working group. Christian received his doctoral degree from University of Karlsruhe (TH) in 2007 for his dissertation on efficient and secure mobility support in IPv6. He also holds an M.S. in Computer Science from University of Southern California, Los Angeles, and a German Diploma in Computer Science from University of Bonn.