A couple of links that may be of interest on this topic: http://www.ietf.org/proceedings/87/slides/slides-87-tsvarea-1.pdf http://www.ietf.org/proceedings/87/s

A couple of links that may be of interest on this topic: http://www.ietf.org/proceedings/87/slides/slides-87-tsvarea-1.pdf http://www.ietf.org/proceedings/87/slides/slides-87-tsvarea-... http://www.ietf.org/mail-archive/web/tcmtf/current/maillist.html http://www.ietf.org/mail-archive/web/tcmtf/current/maillist....