Library /sys$common/syshlp/dns$cphelp.hlb supplementary_commands, preferred_clearinghouse  *Conan The Librarian (sorry for the slow response - running on an old VAX)

 These commands enable you to specify a clearinghouse from which to
 read attribute values for entries stored in that clearinghouse. You
 cannot specify a preferred clearinghouse for any modifications.

 SYNOPSIS

      SET DNSCP PREFERRED CLEARINGHOUSE clearinghouse-name

      SHOW DNSCP PREFERRED CLEARINGHOUSE

  Additional Information (explode) :

• example