Logged In: YES
Originator: NO

Done. Please see http://freenas.svn.sourceforge.net/viewvc/freenas?view=rev&revision=3514

According to FreeBSD docs Colon(:) are not allowed (http://www.freebsd.org/cgi/man.cgi?query=zpool&apropos=0&sektion=0&manpath=FreeBSD+7.0-RELEASE&format=html):

Creates a new storage pool containing the virtual devices specified
on the command line. The pool name must begin with a letter, and
can only contain alphanumeric characters as well as underscore
("_"), dash ("-"), and period ("."). The pool names "mirror",
"raidz", and "spare" are reserved, as are names beginning with the
pattern "c[0-9]". The vdev specification is described in the "Vir-
tual Devices" section.