Kolkman was a member of the [[IAB]] from March 2006 until March 2012, and from March 2007 until March 2011 served as its Chair. In 2011, he spent ten months working as an RFC Series Editor on RFC5620. He has been active in the IETF since March, 1998.<ref>[http://nl.linkedin.com/in/olafkolkman LinkedIn]</ref> | Kolkman was a member of the [[IAB]] from March 2006 until March 2012, and from March 2007 until March 2011 served as its Chair. In 2011, he spent ten months working as an RFC Series Editor on RFC5620. He has been active in the IETF since March, 1998.<ref>[http://nl.linkedin.com/in/olafkolkman LinkedIn]</ref> |