Educause Security Discussion mailing list archives

Re: Issues with Xbox 360


From: "Kapucu, Ali" <akapucu () KENT EDU>
Date: Thu, 27 Aug 2015 12:34:39 +0000

We gave up on PAT/NAT game for gaming consoles/Apple TV/Roku etc.. and created “Gaming” SSID for them. Student can 
register their device mac addresses and can get Public ip.
—
Ali






On 8/26/15, 11:39 PM, "The EDUCAUSE Security Constituent Group Listserv on behalf of Dan Oachs" <SECURITY () LISTSERV 
EDUCAUSE EDU on behalf of doachs () GAC EDU> wrote:

I'm sure you have all heard this a million times by now, but I'm going 
to repeat it anyway.  I would strongly suggest investing some time in 
getting the game consoles onto a network that supports native IPv6 ( but 
don't stop there, get the whole campus moved). Xboxes like or dare I say 
crave IPv6 and will do everything they can to use it whether you like it 
or not.  There are really very few excuses these days not to give it a 
shot.  Heck, all three of our ISPs are happy to route our IPv6 traffic.

--Dan



On 8/26/15 10:06 PM, Gregg, Christopher S. wrote:
It sounds like this might  be a (temporary) service issue with Xbox Live per the previous response.

However, we were the school that reported the game console NAT issues with our Palo Alto last winter.  Our interim 
solution for spring semester was a very labor intensive 1:1 NAT solution with reserved IP addresses.  Our solution 
for this school year is that as we have implemented Cisco ISE, the system is able to auto-profile game consoles and 
put them on a VLAN that uses public IP addresses while other devices on the network are assigned private IP's and 
NAT'd.  We just went live at the beginning of August and so far, so good.

Chris


Chris Gregg
Director of IT
Information Resources and Technologies (IRT)
University of St. Thomas, Minnesota
csgregg () stthomas edu



-----Original Message-----
From: The EDUCAUSE Security Constituent Group Listserv [mailto:SECURITY () LISTSERV EDUCAUSE EDU] On Behalf Of 
Councill, David
Sent: Wednesday, August 26, 2015 4:20 PM
To: SECURITY () LISTSERV EDUCAUSE EDU
Subject: [SECURITY] Issues with Xbox 360

Now that the fall semester has just started this week, I have received complaints from a number of residents of our 
residence halls that they are getting disconnects from Xbox Live. Getting information passed on to us can be 
difficult but with more information and some testing, the problem appears to only affect Xbox 360 (not Xbox 1) and 
only happens when more than one user tries to connect from the same dorm network. We are using PAT for each of our 
dorm networks, and the Microsoft answer is to open up ports on the firewall. But since we use PAT, we would still 
have to go to a 1:1 NAT before we could do any port forwarding. There was a discussion on similar NAT issues with 
Xbox early this year (January) on this list relative to using Palo Alto firewalls thus I thought I would try this 
list again.

Right now, we are wondering why this problem just started occurring this semester as we haven't had problems in past 
years using PAT. The fact that it only affects the older Xboxes would indicate the issue is on Microsoft's side. Is 
anyone else seeing this problem? And how are you dealing with it? The only fix I see so far would be tracking the 
hundreds of Xboxes on campus and assigning them static or reserved IPs with a 1:1 NAT which seems to be impractical 
and time consuming.


__


David Councill
Network Security Engineer
Washington State University
Information Technology Building | PO Box 641222 | Pullman, WA 99164 david.councill () wsu edu




  




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