Hi
I don't have any documentation to provide for the TEAP configuration, but I think you can find good guidiance from the video posted by Herman Robers on the Airheads Broadcasting channel on Youtube, https://youtu.be/nTHQsBgRjb4?t=257
Pay attention on the certificate validation and CA trust parts
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Best Regards
Jonas Hammarbäck
MVP 2023, ACCX #1335, ACX-Network Security, Aruba SME, ACMP, ACDP , ACEP, ACSA
Aranya AB
If you find my answer useful, consider giving kudos and/or mark as solution
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Original Message:
Sent: Sep 13, 2023 03:04 AM
From: mwandingimax@gmail.com
Subject: ClearPass 802.1x wired Authentication
Hi Jonas
Can you share with me a template with the step on how to configure that, so we can confirm if we have done it correct.
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Marshall Mwandingi
ACCA,ACCP,ACMA, ACP-CA
Original Message:
Sent: Sep 12, 2023 11:22 AM
From: jonas.hammarback
Subject: ClearPass 802.1x wired Authentication
Hi
Often the message "Client did not complete EAP transaction" indicates that the client isn't configured correctly. In the TEAP settings you have to configure certificate validation correctly to match the Radius certificate of your ClearPass server.
Screenshots of the remaining TEAP settings may help in finding the issue.
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Best Regards
Jonas Hammarbäck
MVP 2023, ACCX #1335, ACX-Network Security, Aruba SME, ACMP, ACDP , ACEP, ACSA
Aranya AB
If you find my answer useful, consider giving kudos and/or mark as solution
Original Message:
Sent: Sep 12, 2023 11:02 AM
From: mwandingimax@gmail.com
Subject: ClearPass 802.1x wired Authentication
Hi Jonas
We have added TEAP on the authentication method but we are still get timeout error.

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Marshall Mwandingi
ACCA,ACCP,ACMA, ACP-CA
Original Message:
Sent: Aug 29, 2023 11:05 AM
From: jonas.hammarback
Subject: ClearPass 802.1x wired Authentication
Hi
In your screenshots you have different authentication methods specified on the client and in ClearPass.
To be able to utilize TEAP you also need to add this method in the Service in ClearPass. It's at the bottom of the drop-down, a bit hard to see as you need to scroll...

Regarding the wildcard certificate mentioned in the separate comment, wildcard should not be utilized as Radius EAP certificate. As HTTPS certificate wildcard can be utilized, but some limitations in use cases may apply when trying to use ClearPass Onboard on Apple iOS devices.
------------------------------
Best Regards
Jonas Hammarbäck
MVP 2023, ACCX #1335, ACX-Network Security, Aruba SME, ACMP, ACDP , ACEP, ACSA
Aranya AB
If you find my answer useful, consider giving kudos and/or mark as solution
Original Message:
Sent: Aug 29, 2023 10:18 AM
From: mwandingimax@gmail.com
Subject: ClearPass 802.1x wired Authentication
Hi Jonas


Unable to config Microsoft EAP-TEAP authentication on Win11 client. No Microsoft EAP-TEAP, only Microsoft Tunnel EAP (TEAP). Getting following error:
Is a window 11 client, configured in AD GPO
Original Message:
Sent: Aug 29, 2023 02:44 AM
From: jonas.hammarback
Subject: ClearPass 802.1x wired Authentication
Hi
The error message you get indicates that the client isn't configured correct.
Verify the following:
- Does the client use the same authentication method as configured in ClearPass for example EAP-TLS
- Does the client have the root certificate of the ClearPass Radius certificate issuer installed
- Does the client specify the expected ClearPass FQDN in the 802.1x profile, does this name exist in the Radius certificate on ClearPass
Can you post both your settings on the Authentication tab of the 802.1x service and the settings on the client.
What type of clients do you have and how do you configure the clients? Active Directory GPO, Intune, manually or other MDM solution?
------------------------------
Best Regards
Jonas Hammarbäck
MVP 2023, ACCX #1335, ACX-Network Security, Aruba SME, ACMP, ACDP , ACEP, ACSA
Aranya AB
If you find my answer useful, consider giving kudos and/or mark as solution
Original Message:
Sent: Aug 28, 2023 09:07 AM
From: mwandingimax@gmail.com
Subject: ClearPass 802.1x wired Authentication
Hi Team
I am busy with clearPass deployment for a client, I have configured all the necessary configuration which need to be done, but when I am testing the following error occur.
Please assist.
