Jae-Chul Sir was a member of the Organizing Committee of the Global [[IPv6]] Summit in Korea, conducted in 2005.<ref>[http://www.ipv6.or.kr/summit2005/e_html/sub008.html ipv6.or.kr]</ref> | Jae-Chul Sir was a member of the Organizing Committee of the Global [[IPv6]] Summit in Korea, conducted in 2005.<ref>[http://www.ipv6.or.kr/summit2005/e_html/sub008.html ipv6.or.kr]</ref> |