2007-02-23 LLTD: Link Layer Topology Discovery http://www.microsoft.com/japan/whdc/rally/rallyLltd.mspx http://www.microsoft.com/japan/whdc/Rally/LLTD-spec.mspx http://www.microsoft.com/downloads/details.aspx?FamilyID=4f01a31d-ee46-481e-ba11-37f485fa34ea&DisplayLang=ja まためんどくさいのを追加してきたな...