[j-nsp] QFX5100 red alarm after power-off

[Anderson, Charles R]

Maybe it lights the red alarm LED so that someone looking knows that it is shutdown/halted, not running normally.

On Thu, Feb 14, 2019 at 04:57:48PM +0000, Giovanni Bellac via juniper-nsp wrote:
>  
> Hi,
> it matters for us, because I want to know the root cause of the red alarm LED when powering it down with an enabled management port.
> Kind regards
>     Am Donnerstag, 14. Februar 2019, 13:12:13 MEZ hat Anderson, Charles R <cra at wpi.edu> Folgendes geschrieben:  
>  
>  Why does it matter since the switch is halted/powered off anyway?
> 
> On Thu, Feb 14, 2019 at 08:31:43AM +0000, Giovanni Bellac via juniper-nsp wrote:
> >  Hi,
> > we are issuing the command (request system power-off) when the switch is booted up normally. We are experiencing this on different JunOS versions (14.1, 17.3, 18.1).
> > From our last email:
> > Short update:We experiencing the red alarm only when the management port is connected when powering off the QFX5100-48T - weird...When the management port is not connected when powering down the device, there is no red alarm.
> > Kind regards
> > 
> > 
> >    Am Mittwoch, 13. Februar 2019, 16:22:59 MEZ hat Anderson, Charles R <cra at wpi.edu> Folgendes geschrieben:  
> >  
> >  On Wed, Feb 13, 2019 at 11:08:16AM +0000, Giovanni Bellac via juniper-nsp wrote:
> > > after powering off a QFX5100-48T (request system power-off) the fans are spinning down and the ALARM LED is lightning red. The switch is working and looking as expected without any error messages.
> > > 
> > > Is this a normal behavior ? Has someone a spare unit for a short test ?