Any good reason why RIM shouldn't have installed the intermediate
certificate on its device?  Seems like a missing element.

 

Frank

 

From: The EDUCAUSE Wireless Issues Constituent Group Listserv
[mailto:wireless-...@listserv.educause.edu] On Behalf Of Lee H Badman
Sent: Sunday, February 22, 2009 5:20 PM
To: WIRELESS-LAN@LISTSERV.EDUCAUSE.EDU
Subject: Re: [WIRELESS-LAN] Blackberry 8900 on 802.1x w PEAP, MS-CHAPv2

Thanks very much, James. I was contemplating which level cert this needed-
but hopefully you've given me enough to go on to muddle through. Will let
you know how I fare.

-Lee

-----Original Message-----
From: The EDUCAUSE Wireless Issues Constituent Group Listserv on behalf of
James J J Hooper
Sent: Sat 2/21/2009 2:30 PM
To: WIRELESS-LAN@LISTSERV.EDUCAUSE.EDU
Subject: Re: [WIRELESS-LAN] Blackberry 8900 on 802.1x w PEAP, MS-CHAPv2

James J J Hooper wrote:
> Lee H Badman wrote:
>> Wondering if anyone has gone down this road. according to
>>
>>
http://na.blackberry.com/eng/deliverables/4133/BB_Ent_Soln_Security_4.1.6_ST
O.pdf
>>
>> 
>>
>> the Blackberry 8900 should be able to do 802.1x with PEAP and MS-CHAPv2-
>> which does not require a client-side cert. And even though you can tell
>> the device not to verify server cert, this has nothing to do with the
>> fact that the Blackberry seemingly demands a cert or won't even let you
>> go on (certainly not the first handheld to act like this). This is a
>> client device, so I don't have the luxury of playing with it very much,
>> and so looking to glom onto anyone else's success if you may have
>> figured out how to work past this. We have multiple auth servers as
>> well, which may or may not complicate it.
>>
>> 
>>
>> 
>>
>>  I know these EAP types are not "standards" and device manufacturers
>> have freedom to implement as they see fit.
>
>
> Hi Lee,
>    Not specifically on a 8900, but we did get PEAP/MS-CHAPv2 on a 8120:
>
http://www.wireless.bris.ac.uk/getconnected/services/uobroam/manual-blackber
ry/


I had more of a think .... the certificate mentioned in those instructions
is an intermediate certificate. Our radius server sends it to clients along
with
its server cert, but we couldn't get the blackberry to connect without
specifically installing the intermediate cert first. So, if your cert is
chained
one, you have to install the intermediate certs (but not the final radius
server
cert) on to the blackberry first. As long as all your auth servers are
signed by
the same CA, once one works, they all will.

The 'UoB-Wireless' SSID mentioned is open (only lets you get to the wireless
web
site and a VPN server), so we can use it to get certs directly to a device.
The
blackberry recognises certs with .cer extension, mime type
application/x-x509-ca-cert in x509 format.

Regards,
  James

--
James J J Hooper
University of Bristol
http://www.wireless.bris.ac.uk
--

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