Greetings, What would the proper zone format be for 2001:4830:2010::/45? I know that for 2001:4830:2010::/44 it would be 1.0.2.0.3.8.4.1.0.0.2.ip6.arpa. Thanks! -M -- Michael Nicks IOPort Technologies, LLC nicksm at ioport.com 1(913)-378-6516