Displays important events that occur on the USB bus. Data displayed can include information about device events, such as removals, connections, unrecognized devices, new devices, and so on. Format SHOW EVENTS
1 – Qualifiers
1.1 /BEFORE
/BEFORE=time Selects events that occurred before the specified time. You can specify time as an absolute time, as a combination of absolute and delta times, or as the keyword TODAY (default), TOMORROW, or YESTERDAY. Times are expressed in standard OpenVMS date/time format.
1.2 /OUTPUT
/OUTPUT=file-name Writes the selected events to the specified file. By default, output is sent to the current SYS$OUTPUT device (usually your terminal). You cannot use the /OUTPUT qualifier with the /PAGE qualifier.
1.3 /PAGE
/PAGE /NOPAGE (default) Controls how information is displayed. /PAGE displays events on one screen at a time. You cannot use the /PAGE qualifier with the /OUTPUT qualifier.
1.4 /PRIORITY
/PRIORITY=(keyword[,...]) Selects the event priorities to display. By default, only CRITICAL aand NORMAL event priorities are displayed. Additional messages are available as INFORMATIONAL or debug priority information. The keywords in the following table are valid. CRITICAL and NORMAL are the defaults. Keyword Description CRITICAL Errors and critical information NORMAL Normal event reports such as device configuration INFORMATIONAL Additional informational messages from drivers or UCM DBG1 Debug level 1 information DBG2 Debug level 2 information DBG3 Debug level 3 information ALL All event priorities
1.5 /SINCE
/SINCE=time Selects only those events that occurred on or after the specified time. You can specify time as absolute time, as a combination of absolute and delta times, or as the keyword TODAY (default) or YESTERDAY.
1.6 /TYPE
/TYPE=event-type Selects only the specified type of events. Valid event-types are the following: ALL All event-types (default). CONFIGURED Device was recognized and configured. DECONFIGURE Device was removed from the bus. DRIVER Driver events. UCM UCM server events. UNCONFIGURE Device was recognized but not configured. UNKNOWN Event type is unknown.
1.7 /VALUE
/VALUE=event-number Selects only the events specified by the event number. In a future version of this product, you will be able to use this qualifier as an alternative to the /TYPE qualifier for events that do not have an assigned keyword.