Aruba controller authentication on Windows 2012 R2 RADIUS server fails
Aruba support says the configuration of Aruba controller and the Windows server is correct. Yet authentication fails when using MS CHAPv2. I am out of ideas, below is the security log entrees from an...
View ArticleQuestions on Trust between Windows 2003 and Windows 2012 R2
Hi Experts, One of our customer raised the below question:Environment:Forest A - Forest functional level - Windows 2003Forest B - Forest functional level - Windows 2003Two way trust in place....
View ArticleISP
Hi guysI have a project in my university about Internet Service provider :1-what is the routing protocol I have to use?2-how ISP authenticating client?3-how ISP accounting client?4-what kind of...
View ArticleNPS not working after migrating from 2008R2 to 2012R2
We have a 2008R2 domain that is being upgraded to 2012R2. We use NPS as a RADIUS server for our wireless, and it runs on a few of our domain controllers. I know that might not be best practice,...
View ArticleDirectAccess broken after P2V
We broke DA by V2V'ing our computer. Now we're getting an Event 20282 when trying to start DirectAccess. I see that the previous NIC is ghosted and still there. Is there some way to swing IPv4...
View ArticlePolicies in NPS
Can a NPS actually hold two different policies?Like for 802.1x for wireless and 802.1x for wired network. Or a NPS can only hold one policy, so i need to install the NPS feature in different...
View ArticleCan NPS force computer AND user authentication?
Hi, I have a fully functional 802.1X using Cisco WLAN with Microsoft NPS. It currently is capable of domain authentication against security groups on AD. On NPS I have two separate network policies,...
View Articlestrange IP addresses in tcpview
I just installed a new server (2012r2) with SQL Server 2012 and endpoint protection antivirus. I was trying to install the first app to a client machine and it kept telling me that the server wasn't...
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Doesn't working Windows firewall rule and the snup-in "Allow an app through...
Hello all. I have the problem. And I want to ask you 2 questions, please. On a remote server with Windows Server 2012R2 EventLog began to appear "Failure Audit". IP addresses are different every day,...
View ArticleRadius and revocked certificate
Hi all,I come to you with a strange issue:Environment2012 R2 with NPS installed. I have created a Connection request policy for NAS port type with 802.1X wireless - IEEE 802.11 and others Wireless...
View Article802.1x SmartCard and Password on the same NIC
First little background:We have been using NPS server and 802.1x for some time now, requiring computer and user authentication.Now, we are considering implementing Smart Cards and we are stuck at...
View ArticleUser-based Certificate Authentication
I have applied 802.1x in wired connections and it worked well. Now, I want to change the authentication to user-based, because right now as the NPS log showed, it checked the machine certificate. Any...
View ArticleRadius Accounting to External Server
Hello,I have a radius server on an external server that is listening for Radius Accounting messages.How do I configure Windows Server 2008 R2 to send Radius Accounting information to this server?Can I...
View Articlehigh availability of NPS server and DR
Availability of NPS is critical because it's absence would cause all machines to remain in quarantine zone. So for that what are the best practices for high availability ? for 802.1X approach.NLB of...
View ArticleControlling Logon based on User and Conneciton Attributes
Guys, have a large Windows 2008 R2/2012 R2 estate. Question came up recently about granularly controlling logon to servers based on more than just authentication. Basically, we would like to be able to...
View ArticleNPS Proxy - Prevent Single Point of Failure using 3rd party load balancing
I'm trying to architect an NPS solution that has no single point of failure. Based on the reading i've done thus far it seems NPS back end with NPS proxy servers (at least two) in front is the way to...
View Article2008 - 2012 migration - now audit failures
Hello,I just migrated an NPS server from a 2008 R2 to 2012 r2 server. I exported and imported all settings, verified everything was correct.Now am unable to authenticate, I am getting event ID 6273...
View ArticleWindows Server 2012 NPS not forwarding accounting messages
Hi,We have a setup with a cisco controller connected to 2 cisco APs that use Windows Server 2012 NPS for 802.1x authentication. This works 100%, users can connect and can get to local resourses, DC,...
View Articleissue certificate authority
Hi, can someone help me for this issue.In my site using wireless connection, and radius server for authentication.i have issue like this : The server “<Authentication server>” presented a valid...
View ArticlePattern match for 2 possible ip addresses
I am attempting to setup some conditions on our nps server and I need to know how to pattern match the following addresses:10.0.1.250 and 10.0.2.250. I originally thought 10.0.1|2.250 would do it, but...
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