Library /sys$common/syshlp/sysmanhelp.hlb ALF, SHOW, Parameter  *Conan The Librarian (sorry for the slow response - running on an old VAX)

 [device]

    Specifies the terminal name or port name whose record you want
    to display. You can use wildcard characters in the terminal name
    or port name. Certain restrictions in wildcard matching of ALF
    records exist, as shown in the examples section.