1.TCPIP> REMOVE EXPORT "/house/finch"

      Removes the name of container directory /house/finch from the
      export database. This directory is now inaccessible to NFS
      client users.

    2.TCPIP> REMOVE EXPORT "/oceans/swamps" /HOST=("tern","crane")

      Modifies the accessibility of local UNIX directory
      /oceans/swamps. This directory is now unavailable to users
      working on hosts tern and crane, which run NFS client software.