A New Internet-Draft is available from the on-line Internet-Drafts directories. Title : Alternatives for Multilevel TRILL (Transparent Interconnection of Lots of Links) Author(s) : Radia Perlman Donald Eastlake Anoop Ghanwani Hongjun Zhai Filename : draft-perlman-trill-rbridge-multilevel-05.txt Pages : 24 Date : 2012-12-05 Abstract: This is an informational document describing issues and comparing general advantages and disadvantages of various approaches to extending TRILL (Transparent Interconnection of Lot of Links) to use multilevel IS-IS (Intermediate System to Intermediate System) routing to improve TRILL's scalability. The IETF datatracker status page for this draft is: https://datatracker.ietf.org/doc/draft-perlman-trill-rbridge-multilevel There's also a htmlized version available at: http://tools.ietf.org/html/draft-perlman-trill-rbridge-multilevel-05 A diff from the previous version is available at: http://www.ietf.org/rfcdiff?url2=draft-perlman-trill-rbridge-multilevel-05 Internet-Drafts are also available by anonymous FTP at: ftp://ftp.ietf.org/internet-drafts/ _______________________________________________ I-D-Announce mailing list I-D-Announce@ietf.org https://www.ietf.org/mailman/listinfo/i-d-announce Internet-Draft directories: http://www.ietf.org/shadow.html or ftp://ftp.ietf.org/ietf/1shadow-sites.txt