[K12OSN] Tuning LTSP Performance

Terrell Prude' Jr. microman at cmosnetworks.com
Sat Aug 30 16:41:54 UTC 2008


Robert Arkiletian wrote:
> On Fri, Aug 29, 2008 at 8:41 PM, Terrell Prude' Jr.
> <microman at cmosnetworks.com> wrote:
>   
>> Easy.  Say you're a "curious" kid.  :-)  Just insert your own switch (yes,
>> they're available on eBay) in between the server and its network drop.  On
>> your switch, mirror the port to your laptop (laptop HD's are pretty big
>> nowadays).  Boom, you've done it, and no, it ain't that hard to do.  I do
>> this sort of thing regularly at work as part of my network engineer duties
>> when troubleshooting certain problems.
>>     
>
> Thanks Terrell I get it now. Still bringing in a laptop+switch and
> connecting it all isn't likely to happen with a teacher in the room. I
> still feel safe using direct X. And let me remind people that if
> teachers use the server itself as a workstation this kind of sniffing
> will NOT work. It could only work for other thin clients.
>   

Well, that's my point.  That LDM_DIRECTX setting is what I'd call 
"acceptable risk"...assuming that you've physically secured your server, 
which folks should always be doing anyway.  You *are* doing that, 
right?  :-)

--TP




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