On Nov 19, 2:28 am, "acbgamir" <u39193@uwe> wrote:
> we're trying to test dot1x authentication on wired LAN and the set-up was
> already completed according to the cisco documentation on setting up dot1x
> for wired network, we've already tried to acquire ip address thru
> authentication and it worked, the problem is everytime we try to restart the
> workstation it already has the same ip we've acquired before we restarted the
> workstation. how can we make the workstation prompt first for auuthentication
> before it acquire ip address upon startup???
You may also require Microsoft's portion of Network Access Protection
(NAP) which I believe comes with Windows Vista and Windows Server
2008. I believe Microsoft also plans to back-port this feature in
Windows XP SP3.
http://blogs.technet.com/nap/archive/tags/802.1x/default.aspx
http://blogs.technet.com/nap/archive/2007/07/28/network-access-protection-deployment-planning.aspx
see also
Step-by-Step Guide: Demonstrate DHCP NAP Enforcement in a Test Lab
http://www.microsoft.com/downloads/details.aspx?familyid=AC38E5BB-18CE-40CB-8E59-188F7A198897&displaylang=en