Library /sys$common/syshlp/tcpip$ucp_help.hlb SET, CONFIGURATION, INTERFACE, Qualifiers, /DHCP  *Conan The Librarian (sorry for the slow response - running on an old VAX)

       /DHCP
       /NODHCP

    Optional.

    Designates the interface as a DHCP-controlled interface in the
    permanent database.