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

1  –  example

 The following command sets the preferred clearinghouse to .paris_ch.

 dns> set dnscp preferred clearinghouse .paris_ch