126User interface aux0 is available.Please press ENTER.# Disable the display of copyright information. system-view[Sysname] undo copyright-info enable• If a user logs in to the device through Telnet, the following information is displayed:• If a user has already logged in through the console port, and then quits user view, the followinginformation is displayed:User interface aux0 is available.Please press ENTER.display clockSyntaxdisplay clock [ | { begin | exclude | include } regular-expression ]ViewAny viewDefault level1: Monitor levelParameters|: Filters command output by specifying a regular expression. For more information about regularexpressions, see the Fundamentals Configuration Guide.begin: Displays the first line that matches the specified regular expression and all lines that follow.exclude: Displays all lines that do not match the specified regular expression.include: Displays all lines that match the specified regular expression.regular-expression: Specifies a regular expression, which is a case-sensitive string of 1 to 256 characters.DescriptionUse the display clock command to view the current system time and date.The current system time and date are decided by the clock datetime, clock summer-time one-off, or clocksummer-time repeating, and clock timezone commands. For more information about how the systemtime and date are decided, see the Fundamentals Configuration Guide.If you power off and restart the device, the system time restores to the factory default. If you use the rebootcommand to restart the device, the system times remains unchanged.Related commands: clock datetime, clock summer-time one-off, clock summer-time repeating, andclock timezone.