Hi all, Attached slide shows my view of daisy chain, and meanings of arrows. Tomohiro -------------- next part -------------- A non-text attachment was scrubbed... Name: Daisy chain.ppt Type: application/vnd.ms-powerpoint Size: 210432 bytes Desc: not available Url : http://www.ogf.org/pipermail/nsi-wg/attachments/20090903/3ce19e05/attachment-0001.ppt