VMS Help LANCP, DEFINE, DEVICE, Qualifiers, /ALL  *Conan The Librarian (sorry for the slow response - running on an old VAX)

    Defines data for all LAN devices in the LAN permanent device
    database. If you specify a device name, all matching LAN devices
    are selected, for example: E to select all Ethernet devices,
    F for FDDI, I for Token Ring, EW to select all Ethernet PCI
    devices.