1.TCPIP> SET NAME_SERVICE /SERVER=(PARROT,SORA,JACANA) /SYSTEM /ENABLE

      Defines hosts PARROT, SORA, and JACANA as systemwide BIND
      servers. Also enables the BIND resolver.

    2.TCPIP> SET NAME_SERVICE /SERVER=OSPREY

      For your process, defines host OSPREY as the BIND server. The
      servers that are defined systemwide will not be queried.