Eric,

We checked that and there were no updates.  Additionally we don't 
think it is CCA either.  Just thought we would see if anyone else ran 
into this.  We are checking DNS and Vista as well.

Heather

At 11:45 AM 10/26/2007, Eric Kenny wrote:
>Heather,
>
>I dont think this has anything to do with Cisco Clean Access at all.
>We haven't implemented it yet, but have had this IPv6 issue since the
>beginning of the school year.  And yes, it was especially bad this
>week for some reason, maybe a MS update?
>
>Eric J. Kenny
>Network Analyst
>Marist College
>3399 North Rd.
>Poughkeepsie, NY 12601
>845.575.3820
>
>
>On Oct 26, 2007, at 2:38 PM, Heather Bell wrote:
>
>>Any further news on this?
>>
>>We have seen something weird with Windows Vista this week.  We had
>>one residence hall where a large majority of Windows Vista users
>>stopped being able to get on the network.  They could log into the
>>agent and get a success message.  Then the students would  launch a
>>browser and would get the config URL error.  Right now we have seen
>>rebooting sometimes fixes it and sometimes disabling IPv6.
>>
>>We are running both Agent and CCAM and CCAS with version 4.1.2.0.
>>
>>Any Ideas?
>>
>>Heather
>>
>>At 12:57 PM 10/19/2007, Speight, Howard wrote:
>>>Anyone know if IPv6 mac can be blocked in CCA?
>>>
>>>CCA 4.1.1, Agent 4.1.2.2 (required upgrade)
>>>
>>>Here's the scenario:
>>>
>>>Vista machine broadcasting IPv6 DNS service causing lookups to
>>>fail. I
>>>tried blocking the Mac as it was listed on my computer, but received
>>>invalid mac address/range format. By the way I blocked the IPv4
>>>Mac in
>>>CCA that was broadcasting the IPv6 DNS and the IPv6 is still
>>>broadcasting. Makes me wonder what CCA is (or not) doing with IPv6
>>>traffic, it certainly wasn't authenticated.
>>>
>>>Our students were out on Monday and (patch) Tuesday, when they
>>>came back
>>>on Wednesday the phones started ringing and the lines started
>>>forming.
>>>The SSL error is killing us, through trial and error doing the
>>>following
>>>allows the machine to login.
>>>
>>>Go into Network and Sharing Center, Manage Network Connections, Right
>>>click Local Area Connection
>>>
>>>Uncheck Internet protocol Version 6 (TCP/IPv6), OK all windows,
>>>Reboot
>>>
>>>While the client machine is rebooting physically remove the login
>>>entry
>>>from CCA manager interface to allow a "clean" login
>>>
>>>This works without changing any other settings in IE or clearing SSL
>>>cache or Web browser cache. It is important that the machine be
>>>rebooted
>>>to put the machine in the right "frame of mind."
>>>
>>>I tried doing an IPCONFIG /FLUSHDNS from a command prompt without
>>>rebooting and received the SSL error, you need to reboot.
>>>
>>>I have a TAC case open (SR 606961737), but will probably open a
>>>new one
>>>just for dealing with IPv6 on Monday...
>>>
>>>Howard
>>>
>>
>>
>>Heather Bell
>>Systems Administrator
>>Information Technology Services
>>Northern Arizona University
>>E-mail: [log in to unmask]


Heather Bell
Systems Administrator
Information Technology Services
Northern Arizona University
E-mail: [log in to unmask]