[c-nsp] power down of standby sup is not possible

[A.L.M.Buxey at lboro.ac.uk]

Hi,
> Anyone care to explain why such a limitation?
>
> 7609(config)#no power enable module 5
> %Error: no power control on supervisor cards
>
> 7609#sh mod
> Mod Ports Card Type                              Model              Serial No.
> --- ----- -------------------------------------- ------------------ -----------
>   5    2  Supervisor Engine 720 (Hot)            WS-SUP720-3BXL
>   6    2  Supervisor Engine 720 (Active)         WS-SUP720-3BXL
>
>
> I'm trying to power down the standby sup and i though cisco's green agenda would have though of that.

supervisors are the 'brain' of the box, as it were - and therefore
when people buy 2 of them, they'd rather have them both running..eg
in SSO mode.  i found this 'situation' out as you possibly did - 
attempting to do a remote reload by just doing a 'power enable'-cycle? :-)

alan