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Questions tagged [nps]

Network Policy Server, is a Microsoft RADIUS server for Windows Server 2008 and higher.

Microsoft's Network Policy Server is a server provided with and . It provides a variety of authentication services for VPN and connections.

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RADIUS NPS Proxy certificate based authentication

Is it possible to configure an NPS RADIUS proxy to accept/forward computer certificates as authentication/call station ID? Previous setup was to push network profile through GPO to use computer certificate, but new office campus has own WAPs which…
Arpan3t
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Windows NPS refusing all network policies or ignoring correct credentials

I have a AD-joined Windows Server 2019 Standard with NPS installed and AD connected. When I try to RADIUS authenticate it always fails and this is unfixable so far. The RADIUS Clients are configured as well as the Connection Request Policies (only…
Philipp
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Check MS-PEAP-Certificate by opening a connection (using Powershell or any other environment)

We are running an NPS-Server on Windows Server 2016 that serves as a Radius-Server for our wifi-network. A few days ago, all clients lost the connection because the validity of the certificate in use for the MS-PEAP-Protocol ended. Now we would like…
Andreas
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802.1x Wireless with certificates for AADJ/Intune devices without user affinity

I can setup certificate distribution and wireless profiles in Intune for devices with user affinity and this works fine. The user account is synchronised with our on site AD server and NPS has an account to use for permissions. However for…
John Sayce
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Network Policy Server policies for different Active Directory Groups

I am trying to configure a Network Policy for our OpenVPN server to authenticate using our Radius servers. Our radius servers currently have a bunch of radius clients configured, we use them for switches/routers authentication (network group.)…
IT Infrastructure
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Laptop asking for "action needed" on NPS Computer auth WiFi connect, despite valid Server Thumbprint

I have configured computer authentication on WiFi connect to company network, using the microsoft nps server, group policy certificate auto-enrollment and group-policy wifi config. Has been working just fine for several years. Recently my laptop…
Jasper
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Authenticate with Azure MFA NPS extension

On a custom software (that act like a RADIUS client), I want to authenticate with MFA on my Azure AD. I follow the guide https://docs.microsoft.com/en-us/azure/active-directory/authentication/howto-mfa-nps-extension I set up ADDS with Azure AD P2,…
rubymiaou
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NPS Radius Configuration EAP-Ms-Chapv2

I'm tryng to fix my Microsoft Server 2016 Network Policy Server configuration as radius server, with PEAP-MSChapv2. As well known some modern devices are not able to "not validate" server certificate because this is option is too weak and had been…
mnet
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Windows server RRAS filtering traffic

So, can anyone explain me what is the difference between RRAS Static Filters, Windows Server Firewall and NPS regarding the filtering traffic for RA VPN clients and traffic designated for VPN server public/internet interface? So when I want to…
John
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Microsoft NPS auth failure with reason code 23: advice for advanced troubleshooting techniques?

In our enterprise, we have roughly 30 users that access our networks through a VPN connection. The topology, is as follows: Apple End User Device ( iOS, macOS ) <--> Juniper SRX Firewall <--> RADIUS <--> Microsoft NPS ( Windows Server 2019 ). All of…
Ned W.
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On Premise NPS server check computer account in Azure AD

I've got a Windows based NPS Radius server for authenticating my wireless clients based on device certificates (supplied by my internal CA). In my NPS network policy I have set conditions to grant access only when that the computer is a member of…
Martijn Balink
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Failed To Authenticate To NPS Server

I am running an NPS Server on my Windows Server 2019 of my network. I use it to authenticate into my Cisco C9300 switches as an administrator to work on them. Recently I am unable to login as it says I am not authenticated. Here is a copy of the NPS…
JukEboX
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Radius Authentication error between Active Directory NPS - Aruba 2930f

I am trying to configure Radius authentification using NPS backend. I have configured both ends but it does not seem to work.I am not sure if this is even correct. Kindly help. NPS Config: I have added my switch info under Radius Clients by giving…
Shruthi
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Obtaining IP Address when Using NPS/RADIUS with existing lease from Windows DHCP

Problem: I have DHCP clients on a Windows AD network contoso.local, that often can't get an IP address after successfully authenticating over the RADIUS/NPS Server. I found that if the device has an existing lease from another VLAN or Subnet than…
Kevin
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