Specifically, issues with Remote Access Error 20271 caused by:
- Invalid Remote Access Error 20271 or corrupted registry key.
- Virus or malware corrupting Remote Access Error 20271.
- Remote Access Error 20271 maliciously, or mistakenly, removed by another software (apart from Windows).
- A different application in conflict with Remote Access Error 20271, or other shared...
Why am I getting event log 20276?
Event log 20276 is logged to the event viewer when the RRAS-based VPN server authentication protocol setting doesn't match that of the VPN client computer. Possible solution. Ensure that your client configuration matches the conditions that are specified on the NPS server. Error description. IKE failed to find a valid machine certificate.
How do I verify that the remote access server can accept connections?
To verify that the remote access server can accept connections, establish a remote access connection from a client computer. Click Start , and then click Control Panel . Click Network and Internet , click Network and Sharing Center , and then click Set up a connection or network .
Why is the NPS logged to the Event Viewer 20276?
For example, the NPS may specify the use of a certificate to secure the PEAP connection, but the client is attempting to use EAP-MSCHAPv2. Event log 20276 is logged to the event viewer when the RRAS-based VPN server authentication protocol setting doesn't match that of the VPN client computer.
What is error 20227 and how to resolve it?
In the clients event log, there is error 20227 ending with failure 809. Please ensure TCP 1701, UDP port 500, UDP port 4500 opened on firewall/router. The event IP 20227 may occur when the relevant system components are corrupt unexpectedly by some third-party software.
What is Event Log 20276?
How to resolve remote access VPN server name?
Why is my VPN not connecting to my network?
What to do if VPN server name doesn't match certificate?
Why is my VPN connection not made?
What is an error in certificate chain?
Does RAS have server authentication?
See 4 more
About this website
Always On VPN Windows 11 Issues with Intune
Since the introduction of Windows 11, there have been numerous reports of issues with Always On VPN when deployed using Microsoft Endpoint Manager/Intune. Specifically, administrators have been reporting that Always On VPN profiles are being deleted, then later reappearing. Obviously, this is highly disruptive to users in the field.
Configure Windows 10 Client Always On VPN Connections
ProfileXML overview. ProfileXML is a URI node within the VPNv2 CSP. Rather than configuring each VPNv2 CSP node individually—such as triggers, route lists, and authentication protocols—use this node to configure a Windows 10 VPN client by delivering all the settings as a single XML block to a single CSP node.
Always On VPN Routing Configuration - Richard M. Hicks Consulting, Inc.
When configuring Windows 10 Always On VPN, the administrator must choose between force tunneling and split tunneling.When force tunneling is used, all network traffic from the VPN client is routed over the VPN tunnel. When split tunneling is used, the VPN client must be configured with the necessary IP routes to establish remote network connectivity to on-premises resources.
What is Event Log 20276?
Event log 20276 is logged to the event viewer when the RRAS-based VPN server authentication protocol setting doesn't match that of the VPN client computer.
How to resolve remote access VPN server name?
Can you resolve the Remote Access/VPN server name to an IP address? In Control Panel > Network and Internet > Network Connections, open the properties for your VPN Profile. The value in the General tab should be publicly resolvable through DNS.
Why is my VPN not connecting to my network?
If your Always On VPN setup is failing to connect clients to your internal network, the cause is likely an invalid VPN certificate, incorrect NPS policies, or issues with the client deployment scripts or in Routing and Remote Access. The first step in troubleshooting and testing your VPN connection is understanding the core components of the Always On VPN infrastructure.
What to do if VPN server name doesn't match certificate?
Possible solution. Verify that the server certificate includes Server Authentication under Enhanced Key Usage. Verify that the server certificate is still valid.
Why is my VPN connection not made?
The remote connection was not made because the attempted VPN tunnels failed. The VPN server might be unreachable. If this connection is attempting to use an L2TP/IPsec tunnel, the security parameters required for IPsec negotiation might not be configured properly. Possible cause.
What is an error in certificate chain?
Error description. A certificate chain processed but terminated in a root certificate that the trust provider does not trust.
Does RAS have server authentication?
The machine certificate used for IKEv2 validation on the RAS server doesn't have Server Authentication under Enhanced Key Usage.
What is Event Log 20276?
Event log 20276 is logged to the event viewer when the RRAS-based VPN server authentication protocol setting doesn't match that of the VPN client computer.
How to resolve remote access VPN server name?
Can you resolve the Remote Access/VPN server name to an IP address? In Control Panel > Network and Internet > Network Connections, open the properties for your VPN Profile. The value in the General tab should be publicly resolvable through DNS.
Why is my VPN not connecting to my network?
If your Always On VPN setup is failing to connect clients to your internal network, the cause is likely an invalid VPN certificate, incorrect NPS policies, or issues with the client deployment scripts or in Routing and Remote Access. The first step in troubleshooting and testing your VPN connection is understanding the core components of the Always On VPN infrastructure.
What to do if VPN server name doesn't match certificate?
Possible solution. Verify that the server certificate includes Server Authentication under Enhanced Key Usage. Verify that the server certificate is still valid.
Why is my VPN connection not made?
The remote connection was not made because the attempted VPN tunnels failed. The VPN server might be unreachable. If this connection is attempting to use an L2TP/IPsec tunnel, the security parameters required for IPsec negotiation might not be configured properly. Possible cause.
What is an error in certificate chain?
Error description. A certificate chain processed but terminated in a root certificate that the trust provider does not trust.
Does RAS have server authentication?
The machine certificate used for IKEv2 validation on the RAS server doesn't have Server Authentication under Enhanced Key Usage.
