On Tue, May 19, 2015 at 8:36 PM, Doug Royer <douglasroyer@xxxxxxxxx> wrote: > rsync.ietf.org $ rsync -6 rsync.ietf.org:: charter - Repository of WG Charters concluded-wg-ietf-mail-archive - Older list text archives conflict-reviews - Repository of Conflict Review documents everything-ftp - The entire IETF FTP Archive sure, v6 works. if you see connect but hang I'd suspect pmtu problems (at first guess).