Displays all or selected portions of the XFC trace buffer starting with
    the most recent entry and moving backward in time.

    Format

      SHOW TRACE [/ALL]
                 [/COUNT]
                 [/CPU]
                 [/LINENUMBER]
                 [/LABEL]
                 [/P1][/P2][/P3][/P4][/PX]
                 [/MATCH]