To refer back to the typical 442 resolutionenable the VPN adapter, diagnose, then repair the LAN connection. Make sure the VPN adapter is disabled before you try to reconnect the client. SambaCor

I'm using Windows XP Home Edition, sp3 with McAfee antivirus. When I tried the fix that involved enabling vpn adaptor, setting tcp/ip to auto config, and then selecting repair, the message I would get is that it couldn't repair because tcp/ip wasn't enabled. Cisco VPN client error: 'Reason 442: Failed to enable Reason 442: Failed to enable virtual adapter So Cisco VPN Client would not, under any circumstances open up a VPN connection, meaning I couldn't access my server, meaning the customer who was currently complaining couldn't have their glitch fixed. At times like this my blood goes on the boil. Install & Fix Cisco VPN Client on Windows 10 (32 & 64 Bit When attempting to connect to a VPN gateway (router or firewall) using the Cisco VPN Client on Windows 10, it will fail to connect because of the following reason: Reason 442… Cisco VPN Client & Windows 8 (32bit & 64bit) - Reason 442

To refer back to the typical 442 resolutionenable the VPN adapter, diagnose, then repair the LAN connection. Make sure the VPN adapter is disabled before you try to reconnect the client. SambaCor

When attempting to connect to a VPN gateway (router or firewall) using the Cisco VPN Client on Windows 10, it will fail to connect because of the following reason: Reason 442: Failed to Enable Virtual Adapter.

Reason 440. Driver Failure. Cisco VPN client - Microsoft

How To Fix Cisco VPN Installation Error 27850 on Windows Download the PNE software and install it before installing the VPN client. Go to Cisco DNE Support page , and at mid-way through the page under “ Other DNE Problems ” you will find the download link to 32-bit and 64-bit version of DNE installation file. FIX: VPN Error 691 on Windows 7/8 and 10 - Appuals.com Mar 15, 2018 Fix Cisco VPN Error 27850 on Windows 10 - Spiceworks Jun 12, 2015