To fix VPN error The Remote Access Service IP configuration is unusable, do the following:
- Open Device Manager: Click Start , type device manager and click Device Manager (Control Panel)
- Expand Network Adapters
- Right-click on WAN Miniport (IP) and click Uninstall Device
- Right-click on WAN Miniport (PPTP) and click Uninstall Device
- Right-click on WAN Miniport (IPv6) and click Uninstall Device
- Click Action and click Scan for hardware changes
Full Answer
How to install Remote Access Role in VPN?
On the VPN server, in Server Manager, select Manage and select Add Roles and Features. The Add Roles and Features Wizard opens. On the Before you begin page, select Next.
How to start remote access?
Select Start service to start Remote Access. In the Remote Access MMC, right-click the VPN server, then select Properties. In Properties, select the Security tab and do: a. Select Authentication provider and select RADIUS Authentication.
How to select a server from the server pool?
On the Select destination server page, select the Select a server from the server pool option. Under Server Pool, select the local computer and select Next. On the Select server roles page, in Roles, select Remote Access, then Next. On the Select features page, select Next. On the Remote Access page, select Next.
How many switches do you need to install VPN?
If you are installing the VPN server on a VM, you must create two External virtual switches, one for each physical network adapter; and then create two virtual network adapters for the VM, with each network adapter connected to one virtual switch.
What is NAS in a network?
A NAS is a device that provides some level of access to a larger network. A NAS using a RADIUS infrastructure is also a RADIUS client, sending connection requests and accounting messages to a RADIUS server for authentication, authorization, and accounting. Review the setting for Accounting provider: Table 1.
Can you assign a VPN to a pool?
Additionally, configure the server to assign addresses to VPN clients from a static address pool. You can feasibly assign addresses from either a pool or a DHCP server; however, using a DHCP server adds complexity to the design and delivers minimal benefits.
Is RRAS a router or a server?
RRAS is designed to perform well as both a router and a remote access server because it supports a wide array of features. For the purposes of this deployment, you require only a small subset of these features: support for IKEv2 VPN connections and LAN routing.
Description
When connecting to an appliance using an SSLVPN tunnel, through Net Extender on a Windows Machine you receive the following error:
Cause
This issue seems to occur when the WAN Miniport (IP and PPTP) network devices are deleted, corrupted, or otherwise broken on the End Device.
Resolution
Make Sure the PC has an Internet connection and Windows Server is up to date. Update the PC in case of any pending updates.
