Extreme Networks

Mattias_Anderss · 11-17-2015

We have a V2110 Controller set up to do authentication with RADIUS to our AD server using MSCHAP v2. But it suddenly stopped working. In the log on the AD server I can see this many times in application log: Negotiation failed. No available eap metho...

Mattias_Anderss · 11-17-2015

Thanks. Any other ways to test what is going wrong in the auth that you can think of? I ran wireshark on the radius server and I can see the connections coming in. But for some reason it just gets connection failed on the client side.

Mattias_Anderss · 11-17-2015

Thanks Doug, got that fixed, the server the CA server the DC was pointing to had been turned off. Installed one locally on that DC, so I no longer get that error. I configured the NPS to match the config in your screenshots. The clients are now promp...

Mattias_Anderss · 11-17-2015

Ah, when I hit edit on that I just get: Cannot configure EAP A certificate could not be found that can be used with this Extensible Authentication Protocol.

Mattias_Anderss · 11-17-2015

Yes, it is set to NAS Port Type with the value Wireless - Other OR Wireless - IEEEE 802.11.

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Radius request to Active Directory Domain Controller running Network Policy Server suddenly stopped working

RE: Radius request to Active Directory Domain Controller running Network Policy Server suddenly stopped working

RE: Radius request to Active Directory Domain Controller running Network Policy Server suddenly stopped working

RE: Radius request to Active Directory Domain Controller running Network Policy Server suddenly stopped working

RE: Radius request to Active Directory Domain Controller running Network Policy Server suddenly stopped working