Student laptop printing via wireless

Submitted by Cyndi Johnson on Thu, 11/01/2007 - 11:35am.

Hi
all,
 
We have a laptop
requirement program and have turned our large lab back into a classroom as
almost no one was using it. That leaves one small (12 PC) library lab for
student use. While our building isn't huge, it does sprawl and the library is on
the far end of the building. It's not convenient for quickly printing an outline
prior to class, for example.
 
We provide students
with instructions on how to connect to our networked printers and their file
share via the wireless network (managed by main campus computing) and it
works flawlessly for half the students. The others simply cannot connect. We've
done extensive troubleshooting and have had the main campus experts here to
double-check our work but they can't figure it out either.
 
So, now I need to
determine how to provide those students with network printing. We do charge for
printing (they get 600-pages/year free) so I can't allow straight IP printing
and still track it (at least, I don't know how we'd do that). I thought about
putting a couple of computers in strategic areas around the law school;
they could quickly log on and print from a USB key. That's all I could come up
with. Anyone have suggestions?
 
Thanks,
Cyndi
 
Cyndi Dean Assistant Dean for Information
Technology UNM School
of Law (505) 277-0695

 

( categories: teknoids )
Submitted by ken on Thu, 11/01/2007 - 3:35pm.

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Cyndi,
Take a look at the network protocol security settings in the Windows policies.  From a Novell TID:
 
See
- On the workstation change the "Network security: Lan Manager authentication level" policy to "Send LM & NTLM - use NTLMv2 session security if negotiated"
additional notesThere have been changes in the default "Network security: Lan Manager authentication level" policy in the Windows platforms post XP Professional SP2 x86.  It appears that XP Professional x64 defaults to "Send NTLM response only", and Vista x86 & Vista x64 both default to "Send NTLMv2 response only".Setting the " Network security: Lan Manager authentication level" on these machines to "Send LM & NTLM - use NTLMv2 session security if negotiated" will address this issue.A couple of links:Network security: LAN Manager authentication levelhttp://technet2.microsoft.com/WindowsServer/en/library/22d98712-9349-44fb-8e69-1190ea0d039a1033.mspx?mfr=trueProtect Against Weak Authentication Protocols and Passwordshttp://www.windowsecurity.com/articles/Protect-Weak-Authentication-Protocols-Passwords.html>>> On 11/1/2007 at 5:26 PM, in message <FF50FA11863AD947BC41C80DE78DB3D20C5A3796@unmsol.lawschool.tld>, "Dean, Cyndi" <DEAN@law.unm.edu> wrote:

Hi Ken,
Yes, it's a Windows network (server 2003) and the users are on our subnet. They do rely on DNS to identify the printers but it appears to be working fine. They can surf the 'net without a problem. I'm pretty sure - almost positive - that we have tried using the IP address for the printer and still no luck. These students cannot connect to their network share either.
It's odd because some machines that appear to be identical work fine. The only clue is that one student had Vista and it worked, then he installed XP and it didn't work. He's fully patched and as far as we can tell, his machine looks exactly like another machine that does work. 
Cyndi 
 
Cyndi Dean Assistant Dean for Information Technology UNM School of Law (505) 277-0695
 

From: teknoids-bounces@ruckus.law.cornell.edu [mailto:teknoids-bounces@ruckus.law.cornell.edu] On Behalf Of Kenneth HirshSent: Thursday, November 01, 2007 3:04 PMTo: TeknoidsSubject: RE: [teknoids] Student laptop printing via wireless

Cyndi,
Some thoughts:  Is your network printing on a Windows based network?  If so, are the wireless users on a different subnet?  Do the rely on DDNS or WINS to identify the print servers?
Ken>>> On 11/1/2007 at 5:00 PM, in message <FF50FA11863AD947BC41C80DE78DB3D20C5A378F@unmsol.lawschool.tld>, "Dean, Cyndi" <DEAN@law.unm.edu> wrote:

One of the first things we check is the driver level. I'm not so sure about the BIOS, however. They can, and do, print OK with wired ports but much of our new addition doesn't have many available.
Cyndi
Cyndi Dean Assistant Dean for Information Technology UNM School of Law (505) 277-0695
 

From: teknoids-bounces@ruckus.law.cornell.edu [mailto:teknoids-bounces@ruckus.law.cornell.edu] On Behalf Of Dean, DanielSent: Thursday, November 01, 2007 2:29 PMTo: TeknoidsSubject: RE: [teknoids] Student laptop printing via wireless

Do the student keep their wireless drivers updated?  This is usually the problem.  We also have a laptop requirement and have very few problems with students printing over the wireless.  What few problems we find are usually corrected by updating the wireless drivers and sometimes the computer’s bios.  We also have the advantage of having numerous wired connections all thru the library.  The students have the option of connecting to any of the open wired connections for network access.  Are there open wired ports for the students to use?  If not adding some may be an option.
 
 
Daniel T. Dean  MCSE
Unit Manager, Technology Support, Procurement, and Asset Management
Tech University School of Law
Law Library and Computing
 
 
 

From: teknoids-bounces@ruckus.law.cornell.edu [mailto:teknoids-bounces@ruckus.law.cornell.edu] On Behalf Of Dean, CyndiSent: Thursday, November 01, 2007 12:31 PMTo: TeknoidsSubject: [teknoids] Student laptop printing via wireless
 

Hi all,

 

We have a laptop requirement program and have turned our large lab back into a classroom as almost no one was using it. That leaves one small (12 PC) library lab for student use. While our building isn't huge, it does sprawl and the library is on the far end of the building. It's not convenient for quickly printing an outline prior to class, for example.

 

We provide students with instructions on how to connect to our networked printers and their file share via the wireless network (managed by main campus computing) and it works flawlessly for half the students. The others simply cannot connect. We've done extensive troubleshooting and have had the main campus experts here to double-check our work but they can't figure it out either.

 

So, now I need to determine how to provide those students with network printing. We do charge for printing (they get 600-pages/year free) so I can't allow straight IP printing and still track it (at least, I don't know how we'd do that). I thought about putting a couple of computers in strategic areas around the law school; they could quickly log on and print from a USB key. That's all I could come up with. Anyone have suggestions?

 

Thanks,

Cyndi

 
Cyndi Dean Assistant Dean for Information Technology UNM School of Law (505) 277-0695