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Event Id 6273 Reason Code 16


If this option is selected, the Certificate Authority must be added to the client's list of Trusted Root Certification Authorities. Tags This page has no custom tags. Took me long enough to find it, but MS has an article and fix available at KB2801679 "SSL/TLS communication problems after you install KB 931125".The faulty update has since been expired Of course, we use WPA-enterprise wireless encryption with certificates issued to client machine accounts, and domain credentials required to authenticate (the lazy way, allowing clients to use their logon credentials to this contact form

Thank you very much for this excellent article!!! more stack exchange communities company blog Stack Exchange Inbox Reputation and Badges sign up log in tour help Tour Start here for a quick overview of the site Help Center Detailed So at the moment we temporarily only have read access to the configuration of the SBCs and the vendor consultant is out on vacation until next week. Also a future update to the root cert list might bring the problem back, while this registry change should not. –Martijn Heemels Feb 13 '13 at 9:22 As a

Event Id 6273 Reason Code 16

If the Certificate Authority is not added to the Windows Client you may see Event 6273 Reason Code 265in theNetwork Policy and Access Services logs: Previous Next Comments You must sign The Network Information fields indicate where a remote logon request originated. Join them; it only takes a minute: Sign up Here's how it works: Anybody can ask a question Anybody can answer The best answers are voted up and rise to the If the computer is internal, disable it.

The first week I spent my time just trying to get them to understand this has nothing to with wireless and that the device we are trying to connect to does The NPS MMC opens. In the NPS console, double-click Policies, and then click Network Policies.In the upper details pane, double-click the network policy you want to view. After applying the latest round of updates (including Root Certificates for April 2012 KB931125 (See:http://support.microsoft.com/kb/933430/)), EAP authentication is failing due to being malformed. Event Id 6273 Reason Code 66 share|improve this answer answered Dec 18 '12 at 14:53 Jason Taylor 4651413 Thanks, I successfully used this solution.

The Logon Type field indicates the kind of logon that was requested. Windows admin 101, or something. "If at first you don't succeed, reboot and try again." share|improve this answer answered Jan 23 '15 at 6:02 HopelessN00b 44.8k17100170 add a comment| Your Answer What is also important in the logs you provided is: Sub Status: 0xC000006A This means that "user name is correct but the password is wrong". For which that group does have access to the accounts we are testing with.

While NTLM authentication works fine on both the Windows RADIUS and FreeRADIUS servers while logged into the servers locally (Can login to the Windows RADIUS via the test account and can Event Id 6273 Reason Code 23 I will point out that before I was told to drop the project I did get the FreeRADIUS server to work using MSCHAPv2 only but was only able to do this Colin July 8, 2014 at 11:35 pm #1214 Danny ParrParticipant Hi Colin, Please can you tell me are you running on 2012 R2 64bit with SQL Express 2012? Though I do wonder if there is perhaps a default domain policy of some kind that prevents this insecure method of authentication, I haven't found any to that affect myself but

  • I prefer it over deleting a bunch of root certificates, since I don't know which ones are safe to delete.
  • Verify To verify that users can be authenticated: On a computer that is configured according to network access policy, log on to the network with a valid user account and valid
  • The NPS servers (running 2008R2) where randomly denying access for users.
  • Something like this: Event 14: A RADIUS message was received from RADIUS client x.x.x.x with an invalid authenticator.
  • Now on with the BYOD roll-out!
  • The only condition is a regex expression that does successfully match the friendly name.
  • See ASP.NET Ajax CDN Terms of Use – http://www.asp.net/ajaxlibrary/CDN.ashx. ]]> This application requires Javascript to be enabled.
  • Interestingly it seems that it is only Microsoft devices which are worried about the 802.1x cert coming from a known authority (and possibly only Win 7 and below); and with Win
  • To resolve, confirm the users password and/or perform apasswordreset in Active Directory.

Event Id 6273 Reason Code 22

NPS log files or the SQL Server database are not available If NPS is configured to record accounting information in a log file on the local computer or a remote computer, https://community.arubanetworks.com/t5/Aruba-Instant-Cloud-Wi-Fi/802-1x-and-NPS2012/td-p/191791 RootCertificateis not added to the client Device Event ID 6273 with reason code 23 (bad/missingcertificate) Often times connection issues occur because a digitalcertificateis not installed on the RADIUS Server or thecertificatehas Event Id 6273 Reason Code 16 The network adapter Properties dialog box opens. Event Id 6273 Reason Code 65 Now you're at a great place for testing.

EventLog text: Log Name: Security Source: Microsoft-Windows-Security-Auditing Date: 7/16/2012 11:25:37 AM Event ID: 6273 Task Category: Network Policy Server Level: Information Keywords: Audit Failure User: N/A Computer: [The NPS/CA server] Description: weblink Can time travel make us rich through trading, and is this a problem? July 24, 2014 at 4:30 am #1225 omicronx9Participant I just tested it on the Netscaler and yes the Challenge Response seems to be working now, only after as you suggested setting To resolve, ensure whenAdding a Gateway AP as a RADIUS Client in NPSthat the Shared Secret matches the Secret on Configure > Access Control on theDashboard. Event Id 6273 Reason Code 48

more stack exchange communities company blog Stack Exchange Inbox Reputation and Badges sign up log in tour help Tour Start here for a quick overview of the site Help Center Detailed We do have other RADIUS servers in our domain that use PEAP to authenticate wireless clients and they all work fine. The solution, which seemed like a good one at the time, was to stand up a new server, and because of equipment limitations, put the CA and NPS roles on it. navigate here When he gets back we can have him try that and I will let you know what I see in the packet capture.

Check EAP log files for EAP errors. Event Id 6273 Reason Code 262 The following event was logged on the NPS servers: Event ID 6273 (Security log) Network policy server denied access to a user. TL;DR NTLMv1 was disabled on the DCs.

The NPS MMC opens.

Of course at this point we are too busy with other projects to go back and try this solution out so I can't say 100% if this would fix the problem The 2 logs that will be referenced are Network Policy and Access Services logsandSecuritylogs, see the image below: Common Configuration Errors The following common configuration errors may result in RADIUS authentication You'll get it in the event log. Nps Event Id 13 not EAP-MSCHAPv2 or PEAP) when used in Windows RAS services will use NTLMv1 by default.

He said, that no matter what you always need some form of EAP or PEAP setup in the top box (even for PAP and other "Less secure methods" in that authentication Tweet Home > Security Log > Encyclopedia > Event ID 6273 User name: Password: / Forgot? We had a Microsoft Kerberos issue which caused the same problem every 30 days when the Kerberos issues a machine password reset. his comment is here This seemed highly unlikely to me so I asked for some documentation stating this for which he then change the subject and never provided any documentation.

Showing results for  Search instead for  Did you mean:  Related Solutions No solutions within this category Related Discussions No related discussions View All Related Knowledgebase No documents to show View All Email check failed, please try again Sorry, your blog cannot share posts by email. The Add or Remove Snap-in dialog box opens.Click Certificates, and then click Add.The Certificates snap-in dialog box opens. What do you call this alternating melodic pattern?

When the NPS servers connected to the 2008R2 dc's everything worked like a charm. Using NetScaler Gateway securely, without a password. Check that the computer running SQL Server is connected to the network and working. Thanks.

If valid credentials were not used, see the section titled "Provide the user with valid credentials." Connection method is not allowed by network policy Make sure that the user is authorized Check that the domain controller is connected to the network.