NAC Windows Agent 4.7.1.15 was released with NAC 4.7 in September, here 
are the release notes: 
http://www.cisco.com/en/US/docs/security/nac/appliance/release_notes/47/47rn.html#wp836745
Windows Agetn 4.7.1.15 does not support Snow Leopard or Windows 7. 

Here is the Cisco document concerning support for Snow Leopard and 
Windows 7:
http://www.cisco.com/en/US/prod/collateral/vpndevc/ps5707/ps8418/ps6128/qa_c67-561821.html


The doc say the week of November 23, 2009.  So they have until Midnight 
(timezone unknown) November 28?

Dennis Xu wrote:
> I heard NAC agent 4.7.1 is coming week of Nov 23. But how come I see NAC agent 4.7.1.15 file in CCO download with release date Sept 29? I am confused..
>
>
> Dennis Xu
> Network Analyst
> Computing and Communication Services
> University of Guelph
> 5198244120 x 56217
>
> ----- Original Message -----
> From: "Michael Stanclift" <[log in to unmask]>
> To: [log in to unmask]
> Sent: Tuesday, November 17, 2009 9:48:52 AM GMT -05:00 US/Canada Eastern
> Subject: Re: New NAC Agent to Support Win7?
>
>
>
>
> Same here. They’ve said it’ll be in 4.7.1 agent, and I’m assuming that means a server update as well. 
>
>
>
> Michael Stanclift 
>
> Network Analyst 
>
> Rockhurst University 
>
>
>
> http://help.rockhurst.edu 
>
> (816) 501-4231 
>
>
>
> P Help keep our campus green, t hink before you print! 
>
> Ï RUCS will never ask you for your password! 
>
>
>
>
> From: Cisco Clean Access Users and Administrators [mailto:[log in to unmask]] On Behalf Of Lane Clark 
> Sent: Monday, November 16, 2009 5:17 PM 
> To: [log in to unmask] 
> Subject: Re: New NAC Agent to Support Win7? 
>
>
>
> I recall something about the week of November 23, so next week? I really hope they keep this date. I have users knocking my door down for this. 
>
> Lane 
>
>
> On Mon, Nov 16, 2009 at 4:00 PM, Michael Simpson < [log in to unmask] > wrote: 
>
>
>
> If I remember there was supposed to be a client released mid-November that would support Windows 7 and Snow Leopard. Has anyone heard news of when exactly this will be available? 
>
>
>
>
>
> Michael Simpson 
>
>
> Network Engineer 
>
>
> Utah Valley University 
>   

-- 
Tim Flynn
IT Security Manager
Illinois State University
Telecommunications and Networking