Educause Security Discussion mailing list archives

Re: Auto-update versus "going green"


From: "SCHALIP, MICHAEL" <mschalip () CNM EDU>
Date: Fri, 8 Oct 2010 12:58:10 -0600

Make sure that the NIC driver is up to date, and if it's embedded, make sure the BIOS is up to date on the system.  
Also helps (us, anyway) to make sure there aren't ANY port speed mismatches between the switch port and the system 
NIC.....(Altiris pretty much requires "Auto/Auto" between the 2).....



-----Original Message-----
From: The EDUCAUSE Security Constituent Group Listserv [mailto:SECURITY () LISTSERV EDUCAUSE EDU] On Behalf Of Jeff Kell
Sent: Friday, October 08, 2010 12:04 PM
To: SECURITY () LISTSERV EDUCAUSE EDU
Subject: Re: [SECURITY] Auto-update versus "going green"

 On 10/8/2010 11:41 AM, Valdis Kletnieks wrote:
This sounds like a job for 'wake-on-LAN' if your BIOS and network card 
support it.  Poke each machine at oh-dark-thirty, have it wake up, look for updates, and go back to sleep.


OK, that brings up another question...

I have run across some computers set for the power-down / wake-on-LAN, but the "sleeping" state is characterized by the 
network card going into some half-baked 10Mbps link state that some switches characterize by input errors, link 
flapping, and generally throwing fits on the switchport.  [Some] Dells connected to ProCurves seem to have this issue, 
as I recall.

Does that one sound familiar, and any solutions/workarounds to that?

Jeff

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