Have you defined the out identity under PEAP configuration?

-----Original Message-----
From: The EDUCAUSE Wireless Issues Constituent Group Listserv on behalf of 
gwill...@uccs.edu
Sent: Wed 10/14/2009 12:16 PM
To: WIRELESS-LAN@LISTSERV.EDUCAUSE.EDU
Subject: Re: [WIRELESS-LAN] Self-assigned IP on Macs
 
We have the second to latest version of Aruba OS and it's still an issue on
some Macbook Pro's running either 10.5.8 or 10.6.x.  We require 802.1x with
PEAP on our WPA2 network.  To fix the problem we have to create a new
"location" under the network preferences.  This is the only thing that works
100% of the time.  It isn't an issue on the open SSID for us either.

-----Original Message-----
From: The EDUCAUSE Wireless Issues Constituent Group Listserv
[mailto:wireless-...@listserv.educause.edu] On Behalf Of Marcelo Lew
Sent: Wednesday, October 14, 2009 9:59 AM
To: WIRELESS-LAN@LISTSERV.EDUCAUSE.EDU
Subject: Re: [WIRELESS-LAN] Self-assigned IP on Macs

We have seen this with our Aruba system, but only on our 802.1x/wpa2 SSID.
We usually uncheck PEAP on the 802.1x profile of MACs, so they use TTLS,
which seems to work better.  If this fails, we then delete the 802.1x
profile and anything related in the keychain.  Usually that works.
Unchecking IPv6 (enabled by default) seemed to have helped in the past.
After a code upgrade in our system the problem went away, however, we have
seen issues again with Snow Leopard (won't get an IP address, they end up
with a self-assigned.  But if you look at logs, they really haven't
authenticated successfully, but for some reason they won't see an error
message).  This doesn't happen on an open SSID of course.  

Marcelo Lew
Wireless Network Specialist
University Technology Services
University of Denver
Desk: (303) 871-6523
Cell: (303) 669-4217
Fax:  (303) 871-5900
Email: m...@du.edu

-----Original Message-----
From: The EDUCAUSE Wireless Issues Constituent Group Listserv
[mailto:wireless-...@listserv.educause.edu] On Behalf Of Anthony Croome
Sent: Tuesday, October 13, 2009 10:30 PM
To: WIRELESS-LAN@LISTSERV.EDUCAUSE.EDU
Subject: Re: [WIRELESS-LAN] Self-assigned IP on Macs

Hi

We are having this problem too.  Is there any new information from people?

We currently run Cisco wireless and have upgraded some locations to the new
N standard.  

The problem "appears" to be isolated in the locations where we have upgraded
but we can't be 100% sure.

It is only appearing on macs, and they claim it works in one place but not
another.  All we can see is that it appears to be rejecting the dhcpoffer
from the dhcp server.

We haven't tried disabling dhcp proxy as discussed earlier in this thread,
but others have said it didn't help.

The latest temporary solution that has worked on two out of two macs is

===

All commands required at the command line:

sudo ipconfig set en1 BOOTP (case sensitive and en1 is generally the
wireless adapter on macs but it could possibly be different?)

wait 5 seconds and then enter:

sudo ipconfig set en1 DHCP

===


Anthony Croome
QUT


-----Original Message-----
From: The EDUCAUSE Wireless Issues Constituent Group Listserv
[mailto:wireless-...@listserv.educause.edu] On Behalf Of Earl Barfield
Sent: Friday, 28 August 2009 11:39 PM
To: WIRELESS-LAN@LISTSERV.EDUCAUSE.EDU
Subject: Re: [WIRELESS-LAN] Self-assigned IP on Macs

> Date:    Thu, 27 Aug 2009 15:58:39 -0500
> From:    Hector J Rios <hr...@lsu.edu>
> Subject: Self-assigned IP on Macs...
> 
> Have you guys run into this issue? We run Cisco's lightweight APs on
> WiSMs running code 5.2.193. Mac will associate to our APs but just won't
> obtain an IP address. In the end it assigns itself a self-assigned IP.
> We are seeing this on a lot of new MacBooks and MacBookPros running
> 10.5.8. If we associate the computer to an autonomous AP it works fine.
> If we boot it in safe mode it works fine too. Everything else it just
> fails. 

I had the same problem after ugrading from 4.2.<something> to 5.2.193.0.

Uncheck "Enable DHCP Proxy" under controller->advanced->DHCP and see if
that fixes it.  It worked for me.


-- 
Earl Barfield -- Academic & Research Tech / Information Technology
Georgia Institute of Technology, Atlanta Georgia, 30332
Internet: earl.barfi...@oit.gatech.edu    e...@gatech.edu

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